Volvo FL10 FL12 AWD Wiring Diagram Manual - PDF DOWNLOAD

Volvo Truck Corporation Göteborg, Sweden

Service Bulletin Trucks Date

Group

5.97

370

This Service Bulletin supplements Service Manual Group 37 TSP23732/1 and TSP23687/1.

No.

Page

93 1(10) Wiring diagram FL10, FL12 AWD

T0007430

Introduction of driven front axle for FL10, FL12 Contents “Wiring diagram FL10” page 2 “Wiring diagram FL12” page 5 “Cable harness, cab left-hand drive” page 8 “Cable harness, frame left-hand drive” page 9 “List of components” page 10

TSP21567/1 ENG02988

English Printed in Sweden

Page 2

Wiring diagram FL10

T3008963

Volvo Truck Corporation Service Bulletin

Date

Group

No.

Page

5.97

370

93

3(10)

T3008968

Page 4

T3008969

Volvo Truck Corporation Service Bulletin

Date

Group

No.

Page

5.97

370

93

5(10)

Wiring diagram FL12

T3008970

Page 6

T3008971

Volvo Truck Corporation Service Bulletin

Date

Group

No.

Page

5.97

370

93

7(10)

T3008972

Page 8

Cable harness, cab left-hand drive

T3008973

Volvo Truck Corporation Service Bulletin

Date

Group

No.

Page

5.97

370

93

9(10)

Cable harness, frame left-hand drive

T3008974

Page 10

List of components 33

Circuit board, control and warning lamps

630

Magnetic valve, front wheel drive

42J

Joint sleeve

631

Magnetic valve, diff. lock front

42T

Joint sleeve

5007

Indicator lamp, bogie press

165

Switch, front wheel drive

5008

166

Switch, diff. lock front

Indicator lamp, air suspension, manual mode

236

Switch, indicator lamp front wheel drive

5035

Warning lamp, steering servo circuit 2 (PSS-DUAL)

237

Switch, indicator lamp diff. lock front

551

Warning lamp, front wheel lock

552

Warning lamp, diff. lock front

Service Manual Trucks 37 Wiring Diagram Group

FL12 LHD

TSP23687/1

Foreword The descriptions and service procedures contained in this manual are based on design and method studies placed up to March 1995.

The products are under continuous development. Vehicles and components produced after the above date may therefore have different specifications and repair methods.

When this is judged to have a significant bearing on this manual, supplementary service bulletins will be issued to cover the changes.

The new edition of this manual will update the changes.

In service procedures where the title incorporates an operation number, this is a reference to V.S.T. (Volvo Standard Times).

Service procedures which do not include an operation number in the title are for general information and no reference is made to V.S.T. The following levels of observations, cautions and warnings are used in this Service Documentation: Note: Indicates a situation, handling or circumstance which should be observed.

Important: Indicates a situation, handling or circumstance which should be emphasized so as not to lead to personal injury or damage to property.

Caution: Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury or damage to property.

Warning: Indicates a potentially hazardous situation which, if not avoided, could result in death, serious injury or major damage to property.

Danger: Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.

Volvo Truck Corporation Göteborg, Sweden

Order number: TSP23687/1

© 1995 Volvo Truck Corporation, Göteborg, Sweden

All rights reserved. No part of this publication may be reproduced, stored in retrieval system, or transmitted in any forms by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written permission of Volvo Truck Corporation.

Contents Component wiring diagram index ....................................................... 2 Cable harness illustration index .......................................................... 5 Circuit board (32) electrical centre ...................................................... 8 Fuses on circuit board (32) electrical centre ................................... 10 Relays on circuit board (32) electrical centre .................................. 10 6–unit fuse holder ................................................................................ 11 List of connectors ............................................................................... 12 List of components ............................................................................. 17 Abbreviations ....................................................................................... 22 Cable colour code ............................................................................... 22 Cable harness illustrations ................................................................. 23 Component wiring diagrams .............................................................. 73 Feedback Foldout A Wiring diagram BL Foldout B Wiring diagram CE Foldout C Wiring diagram GA Foldout D Wiring diagram HA Foldout E Wiring diagram HC Foldout F Wiring diagram LO Foldout G Wiring diagram LP Foldout H Wiring diagram MD Foldout I Wiring diagram MN Foldout J Wiring diagram MR Foldout K Wiring diagram NA Foldout L Wiring diagram ND Foldout M Wiring diagram NG Foldout N Wiring diagram OA Foldout O Wiring diagram XD Foldout P Wiring diagram ZA Foldout Q Wiring diagram ZD

1

Group 37 Wiring Diagram FL12 LHD

Component wiring diagram index

Component wiring diagram index

2

Starter motor, alternator, 24 V ............................................................

page 73

Coolant level, preheating, exhaust pressure governor, exhaust brake, range inhibitor, interval wiping .............

page 74

Unit injector, engine brake, exhaust pressure reg. .............................

See Foldout A

Parking lights, side marker lights, roof lights, tail lights full beams, dipped beams, spotlights ..................................................

See Foldout B

Bulb, position light at mirror ................................................................

page 75

Fog lights .............................................................................................

page 76

Side marker lights ...............................................................................

page 77

Brake lights ..........................................................................................

page 78

Direction indicators, hazard warning lights .........................................

page 79

Voltage converter ................................................................................

page 80

Reversing lights ...................................................................................

page 81

Loading light, fifth wheel light ..............................................................

page 82

Rear fog lights .....................................................................................

page 83

Rotating warning light ..........................................................................

page 84

Interior lights, low cab .........................................................................

page 85

Cigarette lighter, lighting el. distribution center ...................................

page 86

Group 37 Wiring Diagram FL12 LHD

Component wiring diagram index

Horn ....................................................................................................

page 87

Reverse warner ..................................................................................

page 88

Windscreen wipers and washers, headlamp wipers and washers ....

See Foldout C

Climate unit (air conditioning) ............................................................

See Foldout D

Parking heater DW80 .........................................................................

See Foldout E

Heated seat ........................................................................................

page 89

Electrically heated rearview mirror, heated seat, air dryer ................

page 90

Electrically operated rearview mirror ..................................................

page 91

Air dryer ..............................................................................................

page 92

Radio, communication radio and loudspeakers .................................

page 93

Electrically operated window winder ..................................................

page 94

Seat belt .............................................................................................

page 95

Power take-off ....................................................................................

page 96

Diff. lock ..............................................................................................

page 97

Lock, self-steered axle .......................................................................

page 98

Geartronic ...........................................................................................

See Foldout F

Powertronic .........................................................................................

See Foldout G

3

Group 37 Wiring Diagram FL12 LHD

Component wiring diagram index

Bogie lift (hydraulic) ............................................................................

Bogie lift (hydraulic), with axle load limiter ........................................

See Foldout H

Bogie lift (air-operated) .......................................................................

page 100

Bogie lift (air-operated), with axle load limiter ...................................

page 101

Air suspension ....................................................................................

Bogie lift, air suspension < 15 tonnes ................................................

Bogie lift, pusher ................................................................................

4

page 99

See Foldout I page 102 See Foldout J

Bogie lift, air suspension < 15 tonnes ................................................

page 103

Drive axle load-increase .....................................................................

page 104

Bogie lift, tridem .................................................................................

page 105

Combination instrument .....................................................................

See Foldout K

Indicator lamps ...................................................................................

See Foldout L

Instruments, buzzer, rheostat .............................................................

See Foldout M

Anti-lock brakes (ABS), 4–channel ....................................................

See Foldout N

Level control, headlights ....................................................................

page 106

6–unit fuse holder ...............................................................................

page 107

Connection, extra equipment .............................................................

See Foldout O

Earth connections ...............................................................................

See Foldout P

Joint sleeve ........................................................................................

See Foldout Q

Group 37 Wiring Diagram FL12 LHD

Cable harness illustration index

Cable harness illustration index 650

Windscreen wiper motor .......................................................

page 23

1000

Cable harness, instruments ..................................................

page 24

1006

Cable harness, cab, upper ....................................................

page 27

1007

Cable harness, cab, lower ....................................................

page 28

1008

Cable harness, reading light .................................................

page 27

1009

Cable harness, electric window winder .................................

page 29

1015

Cable harness, fan (heater) ..................................................

1020

Cable harness, cowl ..............................................................

page 30

1030

Cable harness, engine ..........................................................

page 31

1031

Cable harness, automatic transmission ................................

page 35

1034

Cable harness, extra power take-off .....................................

1037

Cable harness, bogie lift .......................................................

page 39

1040

Cable harness, frame ............................................................

page 43

1056

Cable harness, air dryer ........................................................

page 45

1057

Cable harness, chassis .........................................................

page 46

1059

Cable harness, switch, extra .................................................

1061

Cable harness, parking heater, cab ......................................

page 47

1062

Cable harness, parking heater, frame ..................................

page 47

1065

Cable harness, grille .............................................................

page 48

1071

Cable harness, sensor, axle load limiter ...............................

1072

Cable harness, air suspension ..............................................

1074

Cable harness, hydralic bogie lift with axle load limiter ........

-

1077

Cable harness, side marking lamp .......................................

-

1084

Cable harness, cab, ABS ......................................................

page 61

1085

Cable harness, trailer connection, ABS ................................

page 62

1086

Cable harness, solenoid valve, ABS .....................................

page 64

1087

Cable harness, sensor, chassis, ABS ...................................

page 64

1088

Cable harness, sensor, ABS .................................................

page 65

1096

Cable harness, increasing of drive axle load, ”airdump” ......

1408

Cable harness, EDC/engine ..................................................

page 67

1413

Cable harness, Geartronic - cab ...........................................

page 68

1422

Cable harness, Geartronic - chassis .....................................

page 69

1433

Cable harness, bogie lift-locking, 3rd axle ............................

1440

Cable harness, el. operated rearview mirror ........................

-

-

-

page 49

-

page 72

5

Group 37 Wiring Diagram FL12 LHD

Cable harness illustration index

T3007776

6

Group 37 Wiring Diagram FL12 LHD

Cable harness illustration index

T3007775

7

Group 37 Wiring Diagram FL12 LHD

Circuit board (32) electrical centre

Circuit board (32) electrical centre

T3007730

8

Group 37 Wiring Diagram FL12 LHD

Circuit board (32) electrical centre

T3007748

9

Group 37 Wiring Diagram FL12 LHD

Relays on circuit board (32) electrical centre

Fuses on circuit board (32) electrical centre 1

Spot light ............................................

(CE64)

19

Parking heater ....................................

(HC27)

2

Fog light, front and rear .....................

(CG6)

20

Fog light rear ......................................

(CE23)

3

Full beam right ...................................

(CE45)

21

Switch headlight .................................

(CE55)

4

Full beam left ......................................

(CE41)

22

Hazard ................................................

(CN5)

5

Interior light, radio ..............................

(ER23)

23

Day running light ................................

(CE37)

6

Dipped beam left, headlight levelling device .....................................................

24

Dipped beam right ..............................

(CE43)

(CE39)

25

Air dryer ..............................................

(HK6)

7

Day running light ................................

(CE12)

26

Timer parking heater ..........................

(HC21)

8

Dim-dip ...............................................

(CE50)

27

Park. light right, roof light left, XB1 ....

(CE20)

9

Park. light left, roof light right, ID-light

(CE18)

28

Park. light trailer right .........................

(CE5)

10

Park. light trailer, left ..........................

(CE3)

29

Loading light, reversing light ..............

(EA6)

11

Rotating warning light, extra trailer conn. ...................................................

(EN8)

30

Brake light ..........................................

(CK7)

12

Preheating, radio ................................

(AA8)

31

Horn ....................................................

(XD5)

13

XB2 .....................................................

(XD11)

32

Air suspension ....................................

(XD8)

14

Switch extra equipment ......................

(XD14)

33

Heated mirror, heated seat ................

(HG7)

15

Full beams, relay extra equipment .....

(BB29)

34

Heater fan ...........................................

16

Safety belts, dir. ind. ..........................

(CN2)

(HA18) (HA46) (HA73)

17

Diff lock, PTO, range inhibitor, instrument ....................................................

35

Headlight wiper and washer ...............

(GA28)

(LG11)

36

Cig. lighter ..........................................

(EV4)

Windscreen and headlight washers ...

(GA34)

18

Relays on circuit board (32) electrical centre 301

Relay, fog lights ........................

(CG5)

302

Relay, spot lights ......................

(CE60)

305

Relay, reversing lights ..............

(EA5)

306

Relay, full beam .......................

(CE28)

308

Relay, brake lights ....................

(CK5)

309

Relay, parking lights .................

(CE9)

315

Relay, starting switch ...............

(XD4)

322

..................................................

375

Relay, day running lights ..........

(CE33)

3005

Alternator-controlled relay ........

(AA26)

10

Group 37 Wiring Diagram FL12 LHD

6–unit fuse holder

6–unit fuse holder 56

Superstructure ............................................................

(XA12)

56

Superstructure ............................................................

(XA14)

56

Superstructure ............................................................

(XA16)

56

Superstructure ............................................................

(XA18)

56

Superstructure ............................................................

(XA2)

56

Superstructure ............................................................

(XA4)

56 B ”1”

ABS ............................................................................

(OA2)

56 B ”2”

ABS ............................................................................

(OA5)

56 B ”3”

ABS ............................................................................

(OA8)

56 B ”5”

ABS ............................................................................

(OA11)

56 B ”6”

ABS ............................................................................

(OA14)

56 F ”1”

Unit injector, engine brake .........................................

(LO68)

56 F ”1”

Unit injector, engine brake .........................................

(LP40)

56 F ”2”

Geartronic ...................................................................

(LO70)

56 F ”2”

Powertronic .................................................................

(LP43)

56 F ”3”

Diagnose engine, combination relay, several functions ............................................................................

(AA17)

Geartronic, powertronic, unit injector, engine brake ..

(AA19)

56 F ”4”

11

Group 37 Wiring Diagram FL12 LHD

List of connectors

List of connectors A AA1 AA2 AA3 AA3 AA4 AA6 AA7 AA8 AA9 AB3 AB4 AB5 AB8 ABS TEST:1 ABS TEST:2 ABS TEST:3 ABS TEST:4 ABS TEST:8 AD1 AD2 AF1 AF1 AF2 AF2 AF3 AF3 AF5 AF8 AF8 AGSA1 AGSA2 AGSA3 AGSA4 AGSA5 AGSA6 AGSA8 AGSA9 AGSA:3 AGSA:4 AGSA:7 AS1 AS2 AS3 AS4 AS5 AS6 B BA1 BA1 BA1 BA1 BA1 BA2 BA2 BA2 BA3 BA3 BA3 BA3 BA3 BA4 BA4 BA4

12

(LO33) (AA13) (AA10) (EA3) (LJ18) (AA19) (ND14) (NA17) (ND2) (BB14) (LP37) (LP54) (LP58) (LP11) (OA10) (OA46) (OA50) (OA42) (OA3) (XD11) (LD6) (LO8) (NA39) (LO10) (NA33) (LO11) (NA35) (NA15) (LO13) (NA14) (LO56) (LO58) (LP37) (LP44) (LO53) (LO55) (LO62) (LO59) (LO94) (LO94) (LO5) (CK10) (XA9) (ND8) (ND27) (CK13) (ND26) (LO35) (LJ10) (MA16) (MD17) (MG4) (MK3) (LJ16) (MG7) (MK6) (LJ23) (MA17) (MD18) (MG10) (MK10) (LJ5) (MA5) (MD7)

BA5 BA5 BA5 BA7 BA7 BB1 BB1 BB2 BB2 BB3 BB3 BB4 BB4 BB5 BB5 BC BD1 BD1 BD2 BD2 BD3 BD3 BG1 BH BH BH BH BL1 BL1 BL2 BL2 BM1 BM3 BM8 BM9 BN1 BN1 BN2 BN2 BN3 BN3 BN4 BN4 BN6 BN8 BN9 BO1 BO2 BO3 BP1 BP1 BP2 BP2 BS1 BS2 BS3 BT1 BT1 BT1 BT2 BT2 BT2 BT3 BT3

(LJ12) (MA23) (MD38) (MA23) (MD38) (MA18) (MD22) (MA15) (MD19) (MA22) (MD27) (MA21) (MD25) (MA13) (MD21) (NG40) (MD30) (MK19) (MD32) (MK21) (MD33) (MK22) (MY35) (MY25) (MY27) (MY29) (MY31) (EN4) (EN6) (XD5) (XD8) (MR15) (MR32) (MR42) (MR44) (MN20) (MR48) (MN19) (MR49) (MN21) (MR41) (MN22) (MR49) (MR41) (MR49) (MN14) (MN34) (MN33) (MN34) (MN39) (MR53) (MN39) (MR53) (MR41) (MR43) (MR41) (MP22) (MR21) (MS13) (MP21) (MR20) (MS12) (MP2) (MR7)

Group 37 Wiring Diagram FL12 LHD

BT3 BT4 BT4 BT4 BT5 BT5 BT5 BT6 BT6 BT6 BT7 BT8 BT8 BT8 BU1 BU1 BU2 BU2 BU3 C CA1 CA2 CA3 CA4 CA5 CA6 CA7 CA8 CA9 CD CHA1 CHA2 CHA3 CHA4 CHA5 CHA6 CHA7 CHA8 CHA9 CR CR1 CS1 CS2 CT1 CT2 CT3 CT4 CT5 CT6 CT7 CU D DB DRL1 DRL2 E F F29 FD9 FE G G GA1 GA2 GA3 GA4 GA5

(MS21) (MP25) (MR26) (MS23) (MP6) (MR9) (MS18) (MP25) (MR26) (MS23) (MR20) (MP21) (MR21) (MS12) (MN14) (MR30) (MN11) (MR15) (MN8) (LO37) (LG4) (LD3) (AA6) (LD6) (NA26) (NA23) (NA27) (NA19) (LG10) (LO45) (LO11) (LO13) (LO2) (LO5) (LO4) (LO8) (LO10) (LO97) (LO99) (OA58) (LO7) (OA26) (OA56) (MY4) (MY11) (MY15) (MY19) (MY17) (MY33) (MY24) (ND26) (LO39) (MD7) (CE14) (CE17) (LO41) (LO43) (BL18) (NA44) (NA46) (LO33) (LO45) (CE39) (CE41) (CE40) (CE43) (CE45)

List of connectors

GA6 GA7 GA8 GA9 GB1 GB2 GB3 H HA1 HA2 HA3 HA4 HA5 HA6 HA7 HA8 HA9 HB1 HB2 HB3 HB4 HB5 HB6 HC1 HC2 HE HR HS J K KA1 KA2 KA3 KA4 KA5 KA6 KA7 KA8 KA9 KB1 KB2 KB3 KB4 KB5 KB6 KB7 KB8 KB9 KC1 KC2 KC3 KC4 KC5 KC6 KC7 KC8 KC9 KD1 KD2 KD3 KD4 KD5 KD6 KD7 KD8 KD9 KE1

(CE44) (GA21) (GA28) (GA27) (PA2) (PA3) (PA5) (LO48) (CE11) (CE29) (ER22) (JA9) (ER23) (EN8) (HC21) (ED5) (ED7) (HD5) (HD5) (KD6) (ND21) (ND21) (ED10) (ER13) (ER13) (JA17) (LO37) (LO41) (LO49) (LO50) (CG14) (CE62) (CE63) (CE23) (CG12) (CG11) (HC25) (HC27) (CG5) (CE58) (CE30) (CN5) (CE45) (CE46) (CE55) (CE41) (CE26) (EV4) (CE31) (HK6) (CE39) (CE33) (ER23) (CE43) (CE37) (ER11) (CE35) (CE34) (CE8) (CE37) (CE12) (HC23) (CE18) (CE50) (HC21) (CE20) (CK13)

13

Group 37 Wiring Diagram FL12 LHD

KE2 KE4 KE6 KE7 KE9 KF1 KF2 KF3 KF4 KF5 KF6 KF7 KF8 KF9 KG1 KG2 KG3 KG3 KG3 KG4 KG5 KG6 KG7 KG8 KG9 KH1 KH2 KH3 KH4 KH5 KH6 KH9 KJ1 KJ2 KJ3 KJ4 KJ6 KJ7 KJ8 KJ9 L LF1 LF2 LR1 LR2 LS M MA1 MA2 MA3 MA4 MA5 MA6 MA7 MA8 MA9 MB1 MB1 MB2 MB3 MB3 MB3 MB4 MB5 MB6 MB7 MB8

14

(EN6) (EA8) (EA14) (CE3) (CE5) (EA5) (XD14) (XD8) (EA11) (EN8) (XD5) (CK7) (EN3) (XD11) (AA8) (BB29) (HA18) (HA46) (HA73) (HG7) (BB26) (CN2) (EA11) (HG3) (BB22) (GA34) (GA28) (LG11) (CK5) (LG5) (ED10) (AA23) (EA13) (CE48) (CG2) (ED9) (EA5) (EA3) (EA5) (CG2) (LO56) (OA33) (OA35) (OA49) (OA51) (LO43) (LO59) (AA10) (AA18) (AA15) (NA51) (BB12) (BB11) (BB11) (BB6) (BB8) (BB17) (LJ26) (ND16) (HA29) (HA3) (HA58) (ND32) (NA8) (EA5) (BB12) (ND19)

List of connectors

MC1 MC2 MC3 MC5 MC6 MC7 MC8 MC9 MD1 MD1 MD1 MD2 MD3 MD4 MD5 MD6 MD7 MD8 MD9 ME1 ME2 MF1 MF2 MF3 MF4 MI1 MI2 MI3 MI4 MI5 MI6 MI7 MI8 MJ1 MJ1 MJ1 MJ2 MJ2 MJ2 MJ4 MJ4 MJ4 MJ6 MJ6 MJ6 MJ7 MJ7 MJ7 MJ8 MJ8 MJ8 MJ9 MJ9 MJ9 MK1 MK2 MK3 N N P PS1 PS2 R RA2 RA3 RA4 RA5

(BL25) (BL49) (BL27) (BL46) (BL41) (BL52) (BL50) (BL33) (BL37) (ER11) (ER8) (BL38) (BL32) (BL40) (BL43) (BL44) (BL56) (BL4) (BL5) (HK6) (HK6) (NG23) (NG24) (NG25) (NG27) (BL7) (BL12) (BL13) (BL14) (BL18) (BL21) (BL6) (BL11) (BL58) (LP44) (LP46) (BL60) (LP43) (LP47) (BB6) (LP42) (LP48) (BL62) (LP41) (LP49) (BL61) (LP40) (LP50) (BL58) (LP39) (LP51) (BL60) (LP38) (LP52) (BL18) (BL18) (BL21) (LO35) (LO58) (LO62) (ND33) (ND33) (LO61) (CE20) (CN14) (CK7) (CN15)

Group 37 Wiring Diagram FL12 LHD

RA6 RA7 RA8 RB1 RB2 RC1 RC2 RC3 RC4 RC5 RC6 RC7 RC9 RD1 RD2 RD3 RD4 RD5 RD6 RD6 RD7 RF1 RF2 ROK RR1 RR2 S SE1 SH1 SH2 SLF1 SLF2 SLF3 SR1 SR2 SR3 SR4 SR5 SR6 SRF1 SRF2 SRF3 TA1 TA2 TA3 TA4 TA5 TA6 TA7 TA8 TA9 TB5 TB6 TB7 TB7 TB7 TB8 TB8 TB8 TB9 TC1 TC2 TC2 TC3 TC3 TC5 TC6

(CE22) (EA11) (EG5) (LG27) (LG27) (CE36) (CE3) (CN6) (CK13) (CN9) (CE5) (NA25) (BB14) (EN5) (ND45) (EA14) (EN3) (EA7) (OA12) (XD13) (EG8) (OA41) (OA43) (LO39) (OA57) (OA59) (LO64) (LO93) (NA39) (NA33) (OA39) (OA37) (OA39) (OA54) (OA53) (OA55) (OA62) (OA61) (OA63) (OA46) (OA45) (OA47) (NA5) (BB16) (BB22) (HG7) (ND35) (CE13) (CN10) (CG11) (CE62) (FA7) (FA7) (HA29) (HA3) (HA58) (HA29) (HA3) (HA58) (NA44) (GA14) (GA5) (OA14) (NA44) (OA4) (OA12) (CE31)

List of connectors

TC7 TC8 TC9 U V VB1 VB1 VB1 VB2 VD1 VD2 VD3 VE1 VE2 VF1 VF2 VF3 VF4 W X XA1 XA1 XA1 XA2 XA2 XA2 XA3 XA3 XA3 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB1 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2

(CN11) (CG12) (CE63) (LO70) (LO68) (HA21) (HA51) (HA73) (HC27) (HC21) (HC25) (HC15) (HC15) (HC15) (HC3) (HC12) (HC15) (HC9) (LO67) (LO65) (KA12) (KA9) (XD17) (KA13) (KA4) (XD20) (KA14) (KA3) (XD22) (FB6) (FB9) (HD17) (HD19) (HH3) (HH9) (KA24) (KA27) (LJ16) (LJ27) (LP40) (LP43) (MA8) (MA9) (MD11) (MD9) (MG8) (MG9) (MK7) (MK9) (MP17) (MR27) (MR33) (MS26) (MS28) (MV13) (MV7) (MY13) (MY20) (XD28) (FB3) (FB4) (HH10) (HH4) (KA19) (KA28) (LJ18) (LJ25)

15

Group 37 Wiring Diagram FL12 LHD

XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB2 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3

16

(LP39) (FB3) (FB4) (HH10) (HH4) (KA19) (KA28) (LJ18) (LJ25) (LP39) (LP44) (MA2) (MA4) (MD3) (MD5) (MG5) (MG6) (MK3) (MK6) (MS22) (MS23) (MV15) (MV5) (MY11) (MY22) (XD37) (FB6) (FB8) (HD14) (HD16) (HH12) (HH5) (KA18) (KA29) (LJ19) (LJ24) (LP38) (LP45) (MA12) (MA17) (MD13) (MD17)

List of connectors

XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XB3 XC1 XC2 XC3 XC3 XD1 XD2 XD3 XD3 XG1 XJ1 XJ1 XJ2 XJ2 Z a b c d g h j k m n p r

(MG11) (MG13) (MK11) (MK13) (MP17) (MR29) (MR31) (MS25) (MS29) (MV12) (MV8) (MY16) (MY19) (XD46) (CG11) (CE62) (CE60) (CG11) (CG12) (CE63) (CE63) (CG12) (FB9) (KA21) (KA6) (KA19) (KA4) (LO81) (LO80) (LO78) (LO77) (LO74) (LO31) (LO55) (LO75) (LO2) (LO5) (LO4) (LO97) (LO99)

Group 37 Wiring Diagram FL12 LHD

List of components

List of components 26 30 30 33 34 36 36 36 36 36 36 36 36 36 36 36 36 36 36 36 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42

A B

A A AA AA AA AB AB AB AP AP AP AS AS AS AS AT AT AT B D D D D D F F F F G G G G G H H H J J J J J J J J

Connector, gearbox (LP16) Battery (AA4) Battery (AA4) Circuit card, indicator/warning lights (ND4) Connector (AA7) Connector, tail lamp junction box (CE3) Connector, tail lamp junction box (CE36) Connector, tail lamp junction box (CE5) Connector, tail lamp junction box (CK13) Connector, tail lamp junction box (CK8) Connector, tail lamp junction box (CN13) Connector, tail lamp junction box (CN16) Connector, tail lamp junction box (CN6) Connector, tail lamp junction box (CN9) Connector, tail lamp junction box (EA14) Connector, tail lamp junction box (EA7) Connector, tail lamp junction box (EG8) Connector, tail lamp junction box (EN3) Connector, tail lamp junction box (NA22) Connector, tail lamp junction box (ND45) Joint sleeve (CE13) Joint sleeve (CH11) Joint sleeve (BL35) Joint sleeve (BL56) Joint sleeve (ND13) Joint sleeve (AA16) Joint sleeve (BB6) Joint sleeve (ND14) Joint sleeve (LP54) Joint sleeve (LP9) Joint sleeve (NA41) Joint sleeve (LO10) Joint sleeve (LO62) Joint sleeve (LO87) Joint sleeve (LO99) Joint sleeve (LO15) Joint sleeve (LO43) Joint sleeve (LO78) Joint sleeve (CH11) Joint sleeve (GA27) Joint sleeve (HD5) Joint sleeve (LG27) Joint sleeve (ND33) Joint sleeve (PA9) Joint sleeve (CE53) Joint sleeve (CG8) Joint sleeve (EG9) Joint sleeve (NG21) Joint sleeve (CE52) Joint sleeve (CG8) Joint sleeve (EG9) Joint sleeve (NG49) Joint sleeve (XD17) Joint sleeve (HG13) Joint sleeve (LD12) Joint sleeve (ND41) Joint sleeve (BL63) Joint sleeve (CE20) Joint sleeve (EV6) Joint sleeve (HG13) Joint sleeve (LD12) Joint sleeve (LG19) Joint sleeve (NG36) Joint sleeve (XA18)

42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 42 44 56 56 56 56 56 56 56 56 56 56 56 56 56 56 63 63 63

J K K K L L L L L L M M M MA MA MB MB MB MC N O P P R R R S S S T T T T U U V V V V V V X X X Y Y

B B B B B F F F

Joint sleeve (XD28) Joint sleeve (CE10) Joint sleeve (ED8) Joint sleeve (EN10) Joint sleeve (CE29) Joint sleeve (ED7) Joint sleeve (EN10) Joint sleeve (ER13) Joint sleeve (HC9) Joint sleeve (LO39) Joint sleeve (HK6) Joint sleeve (NG40) Joint sleeve (XA16) Joint sleeve (BB12) Joint sleeve (NA51) Joint sleeve (EA5) Joint sleeve (NA8) Joint sleeve (ND32) Joint sleeve (BB12) Joint sleeve (CE31) Joint sleeve (GA40) Joint sleeve (AA23) Joint sleeve (ND35) Joint sleeve (LG12) Joint sleeve (NA18) Joint sleeve (NG17) Joint sleeve (BB26) Joint sleeve (NA47) Joint sleeve (ND37) Joint sleeve (EV4) Joint sleeve (ND28) Joint sleeve (NG46) Joint sleeve (XD46) Joint sleeve (NA25) Joint sleeve (ND38) Joint sleeve (HA11) Joint sleeve (HA39) Joint sleeve (HA66) Joint sleeve (NA17) Joint sleeve (NA63) Joint sleeve (NG16) Joint sleeve (ER23) Joint sleeve (NA14) Joint sleeve (NG15) Joint sleeve (CE55) Joint sleeve (NA12) Circuit card, gear lever carrier, Geartronic (LO43) Fuse holder, 6–unit (XA12) Fuse holder, 6–unit (XA14) Fuse holder, 6–unit (XA16) Fuse holder, 6–unit (XA18) Fuse holder, 6–unit (XA2) Fuse holder, 6–unit (XA4) Fuse holder 6-unit (OA11) Fuse holder 6-unit (OA14) Fuse holder 6-unit (OA2) Fuse holder 6-unit (OA5) Fuse holder 6-unit (OA8) Fuse holder, 6–unit (AA17) Fuse holder, 6–unit (LO68) Fuse holder, 6–unit (LP40) Fuse holder 36-unit (AA8) Fuse holder 36-unit (BB29) Fuse holder 36-unit (CE12)

17

Group 37 Wiring Diagram FL12 LHD

63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 63 71 77 77 77 77 77 77 77 77 77 77 77 77 78 78 78 78 78 78 78 79 79 79 79 79 100 101 102 103 104 109 110

18

Fuse holder 36-unit (CE18) Fuse holder 36-unit (CE20) Fuse holder 36-unit (CE23) Fuse holder 36-unit (CE3) Fuse holder 36-unit (CE37) Fuse holder 36-unit (CE39) Fuse holder 36-unit (CE41) Fuse holder 36-unit (CE43) Fuse holder 36-unit (CE45) Fuse holder 36-unit (CE5) Fuse holder 36-unit (CE50) Fuse holder 36-unit (CE55) Fuse holder 36-unit (CE64) Fuse holder 36-unit (CG6) Fuse holder 36-unit (CK7) Fuse holder 36-unit (CN2) Fuse holder 36-unit (CN5) Fuse holder 36-unit (EA6) Fuse holder 36-unit (EN8) Fuse holder 36-unit (ER23) Fuse holder 36-unit (EV4) Fuse holder 36-unit (GA28) Fuse holder 36-unit (GA34) Fuse holder 36-unit (HA18) Fuse holder 36-unit (HA46) Fuse holder 36-unit (HA73) Fuse holder 36-unit (HC21) Fuse holder 36-unit (HC27) Fuse holder 36-unit (HG7) Fuse holder 36-unit (HK6) Fuse holder 36-unit (LG11) Fuse holder 36-unit (XD11) Fuse holder 36-unit (XD14) Fuse holder 36-unit (XD5) Fuse holder 36-unit (XD8) Plug socket, 1–unit (JA16) Plug socket, 7-unit (CE3) Plug socket, 7-unit (CE36) Plug socket, 7-unit (CE5) Plug socket, 7-unit (CK13) Plug socket, 7-unit (CN6) Plug socket, 7-unit (CN9) Plug socket, 7-unit (CS11) Plug socket, 7-unit (CS5) Plug socket, 7-unit (CS6) Plug socket, 7-unit (CS8) Plug socket, 7-unit (CS9) Plug socket, 7-unit (NA22) Extra plug socket, 7-unit (EA14) Extra plug socket, 7-unit (EA7) Extra plug socket, 7-unit (EG8) Extra plug socket, 7-unit (EN3) Extra plug socket, 7-unit (EN5) Extra plug socket, 7-unit (ND45) Extra plug socket, 7-unit (XD13) Plug socket, ABS (OA10) Plug socket, ABS (OA12) Plug socket, ABS (OA14) Plug socket, ABS (OA2) Plug socket, ABS (OA4) Switch, headlights (CE17) Switch, full beams and dipped beams (CE53) Switch, fog lights (CG5) Switch, fog lights (CE55) Switch, loading light (ED3) Switch, hazard warning lights (CN5) Switch, rotating warning light (EN8)

List of components

111 L 111 R 112 116 116 116 117 117 118 118 118 119 120 123 125 125 126 127 128 129 133 133 133 133 133 133 133 133 144 147 149 150 157 158 172 174 176 179 1104 1105 1118 1124 1127 1128 1129 1130 1134 1135 1142 1143 1145 200 205 L 205 R 207 A 207 B 211 211 214 216 217 219 219 222

Switch, window winder (KA4) Switch, window winder (KA19) Switch, air conditioning (HA30) Switch, interior light (ER2) Switch, interior light (ER18) Switch, interior light (ER21) Switch, reading light (ER7) Switch, reading light (ER12) Switch, fan (HA16) Switch, fan (HA44) Switch, fan (HA71) Switch, windscreen wiper (GA35) Switch, windscreen washer (GA32) Switch, heated rearview mirror (HG5) Switch, exhaust brake (BL51) Switch, exhaust brake (BL59) Switch, diff. lock wheels, rear (LG4) Switch, diff. lock inter axles (LG13) Switch, power take-off, side (LD7) Switch, power take-off, rear (LD7) Switch, bogie lift (LJ6) Switch, bogie lift (MA4) Switch, bogie lift (MD5) Switch, bogie lift (MG5) Switch, bogie lift (MK4) Switch, bogie lift (MP11) Switch, bogie lift (MR12) Switch, bogie lift (MS22) Switch, battery master switch (AA4) Switch, direction indicators (CN11) Switch, horn (FA6) Switch, starting switch (AA12) Switch, air horn (FA10) Switch, tail fog lights (EG5) Switch, extra (MV5) Switch, lock, seat belt (KD6) Switch, SPLIT (LO22) Switch, 3rd axle lock (LJ26) Switch, bulb control (ND28) Switch, level control, headlights (PA3) Switch, power-take-off, clutch independent (LP9) Switch, heater control/EGS (HC13) Switch, clutch (LO25) Switch, range (LO29) Switch, performance (LO34) Switch, gear hold (LO38) Switch, reverse warner (FB4) Switch, cruise control (BL14) Switch, engine diagnostics (ND13) Switch, seat heater (HD9) Switch, pusher axle (MY8) Break contact, warning light, parking brake (NA5) Break contact, interior light (ER8) Break contact, interior light (ER21) Closing contact, indicator light, diff. lock, wheels (LG27) Closing contact, indicator light, diff. lock, wheels (LG23) Closing contact, indicator light, bogie lift (MA16) Closing contact, indicator light, bogie lift (MD17) Closing contact, indicator light, splitter (NA8) Closing contact, brake lights (CK5) Closing contact, reversing lights (EA5) Closing contact, indicator light, air cleaner (MY24) Closing contact, indicator light, air cleaner (ND32) Closing contact, warning light, temp. torque converter (NA8)

Group 37 Wiring Diagram FL12 LHD

223 228 L 228 R 232 239 239 239 241 247 247 247 258 258 2002 2007 2008 2009 2010 2011 2012 2013 2014 2018 2054 L 2054 R 2064 2067 301 302 305 306 308 308 B 309 312 313 313 314 314 314 A 314 B 314 D 314 A 314 A 314 B 314 B 315 317 323 326 345 364 364 375 379 380 3001 3004 A 3004 B 3005 3016

Slip contact, horn (FA7) Closing contact, cab lock (ND21) Closing contact, cab lock (ND24) Break contact, warning light, air conn., trailer (NA18) Break contact, thermal (BL62) Break contact, thermal (HC37) Break contact, thermal (HD5) Break contact, warning light, emergency air, trailer (NA26) Closing contact, climate system (air conditioning) (HA29) Closing contact, climate system (air conditioning) (HA3) Closing contact, climate system (air conditioning) (HA58) Break contact, thermal, bogie lift (MA23) Break contact, thermal, bogie lift (MD38) Flame sensor, parking heater (HC29) Break contact, clutch pedal (BL18) Break contact, brake pedal (BL21) Breake contact, low split (LO43) Breake contact, hight split (LO41) Breake contact, neutral (LO35) Breake contact, gear engaged (LO33) Breake contact, range OK (LO39) Breake contact, high range (LO37) Break contact, oil pressure, power steering (ND33) Closing contact, grille locking (ND35) Closing contact, grille locking (ND38) Closing contact, clutch disengaged (LO45) Closing contact, indicator light/air pressure (LO97) Relay, fog lights (CG5) Relay, spot lights (CE60) Relay, reversing lights (EA5) Relay, full beams (CE28) Relay, brake lights (CK5) Relay, brake lights (OA4) Relay, parking lights (CE9) Relay, starting heater (BB4) Relay, bogie lift motor (MA23) Relay, bogie lift motor (MD38) Relay, bogie lift (MP11) Relay, bogie lift (MS7) Relay, bogie lift (MK12) Relay, bogie lift (MK19) Relay, bogie lift (MD25) Relay, bogie lift (LJ4) Relay, bogie lift (MR41) Relay, bogie lift (LJ11) Relay, bogie lift (MR47) Relay, starting switch (XD4) Relay, headlight wiper (GA20) Relay, flasher unit (CN5) Relay, extra fuse holder (XA8) Relay, start inhibitor (LO86) Operating controls, bogie lift (MA15) Operating controls, bogie lift (MD19) Relay, day running lights (CE33) Relay, injection pump (BL25) Relay, warning light, service brake (NA33) Time relay, air-operated bogie (MK20) Relay, parking heater (HC10) Relay, parking heater (HC18) Alternator-controlled relay (AA26) Relay, control device, bogie lift with axle-load limiter (MD23)

List of components

3017 3017 3017 3017 3024 1 3024 2 3025 3025 B 3025 C 3035 3035 3036 3036 A 3036 B 3048 3058 3061 3062 3066 3066 3070 A 3070 B 3073 3074 3092 3095 3096 3097 3098 3101 400 L 400 R 401 L 401 R 402 L 402 R 403 404 405 405 408 409 410 411 412 413 416 L 416 LR 417 R 417 RR 420 421 422 423 426 427 428 429 430 430 433 L 433 R 434 C 435 L 435 R 437 C 437 L

Time relay, axle-load limiter (MD30) Time relay, axle-load limiter (MP2) Time relay, axle-load limiter (MR2) Time relay, axle-load limiter (MS13) Relay, solenoid control valve, ABS (OA14) Relay, solenoid control valve, ABS (OA22) Relay, indicator lamp, ABS (OA30) Relay, indicator lamp, ABS (OA11) Relay, indicator lamp, ABS (OA7) Relay, start solenoid (LO79) Relay, start solenoid (LP58) Relay, indicator lamp, air suspension (MS3) Relay, indicator lamp, air suspension (MR35) Relay, indicator lamp, air suspension (MR9) Relay, dim-dip (CE48) Relay box, automatic transmission (LP58) Relay, retarder (BL60) Relay, unloading (LP41) Combination relay, several functions (BB6) Combination relay, several functions (GA32) Relay, locking, 3rd axle (LJ18) Relay, locking, 3rd axle (LJ26) Relay, Geartronic 1 (LO71) Relay, Geartronic 2 (LO65) Relay, height limiter (MN25) Relay, pressure monitor (MY31) Relay, set, pusher axle lift (MY23) Relay, reset, pusher axle lift (MY25) Relay, pusher axle lift (MY9) Relay, interior lighting (ER13) Bulb, full beams and dipped beams (CE39) Bulb, full beams and dipped beams (CE43) Bulb, fog lights (CG11) Bulb, fog lights (CG12) Bulb, spot lights (CE60) Bulb, spot lights (CE63) Bulb, loading light (ED5) Bulb, fifth wheel light (ED10) Bulb, reversing lights (EA10) Bulb, reversing lights (EA11) Bulb, parking light, left front (CE13) Bulb, parking light, right front (CE31) Bulb, brake light, left (CK7) Bulb, brake light, right (CK10) Bulb, tail light, left (CE19) Bulb, tail light, right (CE22) Bulb, side marker light, left centre (CH5) Bulb, side marker light, left centre (CH9) Bulb, side marker light, right centre (CH13) Bulb, side marker light, right centre (CH17) Bulb, position light, roof, left (CE29) Bulb, position light, roof, right (CE11) Bulb, direction indicator, left front (CN10) Bulb, direction indicator, right front (CN11) Bulb, direction indicator, left rear (CN14) Bulb, direction indicator, right rear (CN15) Bulb, rotating warning light (EN8) Bulb, cigarette lighter lighting (EV6) Bulb, licence plate light (CE17) Bulb, licence plate light (CE25) Bulb, instep light (ER4) Bulb, instep light (ER23) Bulb, instep light (ER17) Bulb, bunk light (ER9) Bulb, bunk light (ER13) Bulb, identification light, front (CE8) Bulb, identification light, front (CE8)

19

Group 37 Wiring Diagram FL12 LHD

437 R 451 452 4002 L 4002 R 4056 4056 500 501 503 504 505 507 508 509 510 513 513 513 513 513 513 513 513 514 515 517 518 520 521 524 528 530 531 536 547 R 547 Y 550 555 563 5004 5007 5008 5009 5010 5011 5017 5018 5023 5029 5033 5035 5036 5037 5038 600 A 600 B 601 602 604 605 606

20

Bulb, identification light, front (CE8) Bulb, rear fog light, left (EG4) Bulb, rear fog light, right (EG5) Bulb, position light at mirror (CF4) Bulb, position light at mirror (CF7) Lighting, switches (KA23) Lighting, switches (KA8) Indicator light, dir. indicator, tractor (NA9) Indicator light, dir. indicator, trailer 1 (NA11) Warning light, oil pressure, engine (ND15) Indicator lights, full beams (NA12) Warning light, battery charging (ND35) Warning lights, service brakes (ND38) Warning light, parking brake (NA5) Warning light, coolant (ND20) Indicator light, diff. lock, rear wheels (LG18) Indicator light, bogie lift (LJ15) Indicator light, bogie lift (MA9) Indicator light, bogie lift (MD10) Indicator light, bogie lift (MG8) Indicator light, bogie lift (MK8) Indicator light, bogie lift (MP16) Indicator light, bogie lift (MR16) Indicator light, bogie lift (MS27) Indicator light, overdrive (NA8) Indicator light, hazard warning lights (ND40) Indicator light, power take-off, side (LD11) Indicator light, power take-off, rear (LD11) Indicator light, fog light, front (CG7) Indicator light, spot light (CE55) Indicator light, air cleaner (ND31) Indicator light, preheating (ND11) Indicator light, heated rearview mirror (HG12) Indicator light, loading light (ED7) Indicator light, rear fog light (EG8) Central warning for indicator and warning lights (NA36) Central warning for indicator and warning lights (NA38) Warning light, cab lock (ND22) Indicator light, coolant level (ND25) Indicator lamp, pusher axle (MY13) Indicator lamp, rotating warning light (EN9) Indicator lamp, bogie press (ND5) Indicator lamp, air suspension, manual position (ND29) Indicator lamp, vehicle, ABS (ND8) Indicator lamp, trailer, ABS (ND28) Indicator lamp, grille lock (ND34) Indicator lamp, trailer, ABS information (ND26) Indicator lamp, power take-off, clutch independent (LP11) Indicator lamp, gearbox (ND4, ND14) Warning lamp, locking, 3rd axle (LJ20) Indicator lamp, seat heater (HD15) Warning lamp, steering servo circuit 2 (pss dual) (ND32) Indicator lamp, air pressure, Geartronic (ND14) Indicator lamp, check engine (ND13) Indicator lamp, VEB (ND10) Solenoid valve, exhaust brake (BL58) Solenoid valve, exhaust brake (BL60) Solenoid valve, diff. lock, rear wheels (LG8) Solenoid valve, diff. lock inter axles (LG4) Solenoid valve, power take-off, side (LD3) Solenoid valve, power take-off, rear (LD6) Solenoid valve, bogie lift, up (LJ10)

List of components

606 606 606 606 607 607 614 626 627 640 646 648 648 650 651 651 652 L 652 R 653 653 654 656 656 658 660 661 661 6003 6004 6008 6011 6012 6013 LF 6013 LR 6013 RF 6013 RR 6019 L 6019 R 6019 L 6019 R 6024 6025 6026 6027 6028 6029 6030 6031 6032 6033 6036 6036 6037 6039 6040 6041 6043 6044 6045 6045 6046 6047 6048 6049 6052 6054 6055

Solenoid valve, bogie lift, up (MA6) Solenoid valve, bogie lift, up (MD7) Solenoid valve, bogie lift, up (MG10) Solenoid valve, bogie lift, up (MK10) Solenoid valve, bogie lift, down (MG4) Solenoid valve, bogie lift, down (MK3) Solenoid valve, range inhibitor (BB17) Solenoid valve, exhaust pressure governor (BB12) Solenoid valve, kick down (LD6) Solenoid valve, horn (FA3) Solenoid valve, 3rd axle lock (LJ23) Solenoid valve, air-operated bogie (MR26) Solenoid valve, air-operated bogie (MS23) Windscreen wiper motor (GA35) Windscreen washer motor (GA12) Windscreen washer motor (GA16) Headlight wiper motor (GA21) Headlight wiper motor (GA27) Headlight washer motor (GA3) Headlight washer motor (GA7) Starter motor (AA9) Bogie lift motor (MA23) Bogie lift motor (MD38) Alternator, extra (AA21) Alternator with charging regulator (AA16) Window winder motor (KA19) Window winder motor (KA4) Solenoid valve, level control (MR48) Solenoid valve, level control (MR48) Water valve, parking heater (HC15) Solenoid valve, blocking trailing axle (MR20) Solenoid valve, draining trailing axle (MR21) Solenoid control valve, ABS (OA38) Solenoid control valve, ABS (OA54) Solenoid control valve, ABS (OA46) Solenoid control valve, ABS (OA62) Solenoid valve, drive axle load-increase (MV5) Solenoid valve, drive axle load-increase (MV11) Solenoid valve, drive axle load-increase (MY8) Solenoid valve, drive axle load-increase (MY4) Solenoid valve, pto (LP11) Solenoid valve, low range (LO68) Solenoid valve, high range (LO70) Solenoid valve, clutch disengaged, slow (LO80) Solenoid valve, clutch disengaged, fast (LO76) Solenoid valve, clutch engaged, fast (LO78) Solenoid valve, neutral (LO56) Solenoid valve, 1st (LO62) Solenoid valve, 2nd (LO61) Solenoid valve, 3rd (LO64) Solenoid valve, reverse (LO58) Solenoid valve, reverse (LO81) Solenoid valve, crawler (LO59) Solenoid valve, low split (LO65) Solenoid valve, high split (LO67) Solenoid valve, gear lever carrier (LO75) Solenoid valve, air suspension, front axle (MN35) Solenoid valve, rear axle (MN15) Solenoid valve, trailing axle (MP22) Solenoid valve, trailing axle (MS13) Solenoid valve, pusher axle, down (MY11) Solenoid valve, pusher axle, up (MY15) Solenoid valve body, gearbox (LO55) Solenoid valve body, clutch cylinder (LO76) Fan motor, parking heater (HC31) Fuel pump, parking heater (HC38) Coolant pump, parking heater (HC25)

Group 37 Wiring Diagram FL12 LHD

6056 L 6056 R 6072 700 701 702 A 702 B 703 704 A 704 B 705 706 707 710 713 753 753 A 753 B 754 754 754 F 754 R 756 756 B 757 758 759 767 7006 7007 7052 7052 7053 7053 7053 7057 LF 7057 RF 7057 RR 7059 7061 7065 7065-2 7065-2 7066 7067 7068 7071 802 L 802 R 803 A 803 B 804 805 810 850 851 853

Motor level control, headlights (PA2) Motor level control, headlights (PA7) Unit injectors (BL37) Speedometer (NG3) Tachograph (NG15) DIS (NA3) DIS (NA42) Tachometer (NA32) Pressure gauge, air (NA24) Pressure gauge, air (NA27) Pressure gauge, oil (NA51) Thermometer, coolant temp. gauge (NA6) Fuel gauge (NA20) Timer engine/cab heater (HC3) Voltmeter (NA43) Engine, speed sensor (LO28) Engine speed sensor, flywheel (BL4) Sensor, cylinder identification, camshaft (BL10) Pressure sensor, air (MN39) Pressure sensor, air (MR53) Pressure sensor, air (NA23) Pressure sensor, air (NA28) Temperature sensor, coolant (BB11) Temperature sensor, coolant (BL22) Fuel gauge sensor (NA19) Gearbox, speed sensor (LP35) Level indicator, coolant (ND16) Oil temperature sensor, torque converter (LP58) Tripmeter (NA14) Display automatic transmission (LO10) Sensor, speedometer (LO49) Sensor, speedometer (NG24) Inductive sensor, bogie lift (MD31) Inductive sensor, bogie lift (MK20) Inductive sensor, bogie lift (MR41) Sensor, pole wheel, ABS (OA34) Sensor, pole wheel, ABS (OA42) Sensor, pole wheel, ABS (OA58) Sensor, outer temperature (NA44) Sensor, oil pressure (NA51) Sensor, accelerator pedal (BL4) Sensor, accelerator pedal (LO18) Sensor, accelerator pedal (LP24) Sensor, turbo pressure (BL28) Sensor, intake air temperature, engine (BL16) Sensor, clutch position (LO3) Sensor, temperature (HC32) Heated rearview mirror (HG11) Heated rearview mirror (HG7) Heated seat (HD5) Heated seat (HD5) Cigarette lighter (EV4) Rheostat (NG48) Heated air dryer (HK9) Horn (FA7) Buzzer, airdump (MY4) Buzzer (NG40)

List of components

858 859 8006 8010 900 901 902 L 902 M 902 R 903 903 903 903 903 903 903 903 903 903 903 D1 903 D2 903 IB 903 LB 903 A 903 AA 903 B 903 C 903 D 903 E 903 GA 903 GA 903 GB 903 LD 905 911 952 952 952 971 L 971 R 9001 9001 9001 9001 9006 9008 9009 9010 9010 9019 9057 9057 9057 9065 9070

Buzzer, reverse warner (FB8) External alarm, communication radio (JA22) Air dryer with time relay (HK4) Control, gearbox (LP16) Radio (JA9) Voltage converter (JA9) Loudspeaker (JA5) Loudspeaker (JA9) Loudspeaker (JA12) Diode (BL60) Diode (BL64) Diode (CE49) Diode (JA15) Diode (MA9) Diode (MD10) Diode (ND13) Diode (ND42) Diode (NG37) Diode (NG39) Diode (CE34) Diode (CE8) Diode (LG6) Diode (MS14) Diode (MY16) Diode (LO82) Diode (MY7) Diode (MY26) Diode (MY7) Diode (MY4) Diode (LO94) Diode (LP41) Diode (LO90) Diode (MR44) Communication radio (JA20) Loudspeaker, communication radio (JA18) Magnetic clutch, air conditioning (HA29) Magnetic clutch, air conditioning (HA3) Magnetic clutch, air conditioning (HA58) Lock, seat belt (KD8) Lock, seat belt (KD4) Pressure monitor, bogie lift (LJ3) Pressure monitor, bogie lift (MP5) Pressure monitor, bogie lift (MR9) Pressure monitor, bogie lift (MS21) Glow plug, parking heater (HC35) Control unit, ABS (OA19) Control box, air suspension, rigids (MN2) Control box, air suspension, tractors (MN2) Control box, air suspension, tractors (MR28) Voltage converter (CS8) Control unit, automatic transmission (LO20) Control unit, automatic transmission (LP16) Control unit, automatic transmission (LP5) Control unit, engine and cab heater (HC27) Control unit, unit injector (BL3)

21

Group 37 Wiring Diagram FL12 LHD

Cable colour code

Abbreviations ATC .....................

Automatic air conditioning

LU ........................

Left upper

BGT-19 ................

Bogie load 19 tonnes

LVA ......................

Load-volume adapted

BLF-F ...................

Leaf springs, front

Not HBS3200 ......

Not wheelbase 3200 mm

C ..........................

Centre

P ..........................

Passenger

CU-HEAT .............

Cab heater

R ..........................

Right

D ..........................

Driver

Reostat ................

Rheostat

"EG" .....................

EC-market

RF ........................

Right front

F ..........................

Front

RHD .....................

Right hand drive

HB3200 ................

Wheelbase 3200 mm

RL ........................

Right lower

ID-ljus ..................

ID-light

RR .......................

Right rear

KH ........................

Day cab

RU .......................

Right upper

KHH .....................

High cay cab

"S" ........................

Sweden + other markets

L ...........................

Left

U ..........................

Upper

LF ........................

Left front

UFSKR ................

Without tachograph

LH ........................

Sleeper cab

VAB2600 .............

Vehicle width 260 cm

LHD .....................

Left hand drive

VAB2500 .............

Vehicle Width 250 cm

LL .........................

Left lower

LR ........................

Left rear

Cable colour code BL ...............

Blue

PU ...............

Purple

BN ...............

Brown

R .................

Red

GN ..............

Green

SB ...............

Black

GR ..............

Grey

VO ..............

Violet

I ...................

Ivory

W ................

White

LBN .............

Light-brown

Y .................

Yellow

LBL .............

Light-blue

OR ..............

Orange

P .................

Pink

22

Note: If a cable has two colours, this is written out like the following example: Y/R = Yellow/Red.

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

Cable harness illustrations

T3007548

23

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007616

24

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007617

25

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007618

26

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007752

27

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007553

28

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007554

29

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007753

30

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007754

31

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007755

32

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007756

33

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007757

34

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007567

35

Group 37 Wiring Diagram FL12 LHD

36

Cable harness illustrations

T3007758

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007759

37

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007760

38

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007761

39

Group 37 Wiring Diagram FL12 LHD

40

Cable harness illustrations

T3007762

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007763

41

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007575

42

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007764

43

Group 37 Wiring Diagram FL12 LHD

44

Cable harness illustrations

T3007822

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007579

45

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007766

46

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007767

47

Group 37 Wiring Diagram FL12 LHD

48

Cable harness illustrations

T3007584

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007587

49

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007596

50

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007589

51

Group 37 Wiring Diagram FL12 LHD

52

Cable harness illustrations

T3007590

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007591

53

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007592

54

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007593

55

Group 37 Wiring Diagram FL12 LHD

56

Cable harness illustrations

T3007594

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007595

57

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007588

58

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007597

59

Group 37 Wiring Diagram FL12 LHD

60

Cable harness illustrations

T3007598

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007768

61

Group 37 Wiring Diagram FL12 LHD

62

Cable harness illustrations

T3007601

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007769

63

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007603

64

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007604

65

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007605

66

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007770

67

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007771

68

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007772

69

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007773

70

Group 37 Wiring Diagram FL12 LHD

Cable harness illustrations

T3007774

71

Group 37 Wiring Diagram FL12 LHD

72

Cable harness illustrations

T3007615

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

Component wiring diagrams

T3007619

73

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007620

74

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007623

75

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007624

76

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007625

77

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007626

78

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007627

79

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007628

80

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007629

81

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007630

82

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007631

83

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007632

84

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007633

85

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007634

86

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007635

87

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007636

88

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007640

89

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007641

90

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007642

91

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007643

92

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007644

93

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007645

94

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007646

95

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007647

96

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007648

97

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007649

98

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007652

99

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007654

100

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007655

101

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007657

102

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007659

103

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007660

104

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007661

105

Group 37 Wiring Diagram FL12 LHD

T3007666

106

Component wiring diagrams

Group 37 Wiring Diagram FL12 LHD

Component wiring diagrams

T3007667

107

Group 37 Wiring Diagram FL12 LHD

108

Component wiring diagrams

Feedback One of our objectives is that workshop personnel should have access to correct and appropriate service manuals where it concerns fault tracing, repairs and maintenance of Volvo trucks.

In order to maintain the high standards of our literature, your opinions and experience when using this manual would be greatly appreciated.

If you have any comments or suggestions, make a copy of this page, write down your comments and send them to us, either via telefax or mailing directly to the address listed below.

To

From

Volvo Truck Parts Corporation

..........................................................................

Dept. Product Support 31200

..........................................................................

S-405 08 GÖTEBORG

..........................................................................

Sweden

.......................................................................... .......................................................................... ..........................................................................

Fax +46 31 665858

..........................................................................

Comments/proposals ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................ ................................................................................................................................................................................

Concerns Service Manual: ...............................................................................................................................

T3007621

Foldout A Wiring diagram BL

T3007622

Foldout B Wiring diagram CE

T3007637

Foldout C Wiring diagram GA

T3007638

Foldout D Wiring diagram HA

T3007639

Foldout E Wiring diagram HC

T3007650

Foldout F Wiring diagram LO

T3007651

Foldout G Wiring diagram LP

T3007653

Foldout H Wiring diagram MD

T3007656

Foldout I Wiring diagram MN

T3007658

Foldout J Wiring diagram MR

T3007662

Foldout K Wiring diagram NA

T3007663

Foldout L Wiring diagram ND

T3007664

Foldout M Wiring diagram NG

T3007665

Foldout N Wiring diagram OA

T3007668

Foldout O Wiring diagram XD

T3007669

Foldout P Wiring diagram ZA

T3007670

Foldout Q Wiring diagram ZD

Volvo Truck Corporation Göteborg, Sweden TSP23687/1 English 2000.11.95 Printed in Sweden