Volvo B7FB CHID 403622 Wiring Diagram Manual - PDF DOWNLOAD

Service Information Volvo Bus Corporation

Wiring Diagram B7FB, CHID 403622-

Foreword The descriptions and service procedures contained in this manual are based on designs and methods studies carried out up to October 2015.

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, an updated version of this manual 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 procedure, practice, or condition that must be followed in order to have the vehicle or component function in the manner intended.

Caution: Indicates an unsafe practice where damage to the product could occur.

Warning: Indicates an unsafe practice where personal injury or severe damage to the product could occur.

Danger: Indicates an unsafe practice where serious personal injury or death could occur.

Volvo Bus Corporation Curitiba, Brazil

Order number: 89222030

©2015 Volvo Bus Corporation, Curitiba, Brazil

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 Bus Corporation .

ENG73070

Contents Example of wiring diagram ........................................................................................................1 Contents of wiring diagrams......................................................................................................4 Wiring diagrams .......................................................................................................................5 Illustrations index ................................................................................................................... 25 Illustrations............................................................................................................................ 26 Fuses..................................................................................................................................... 31 Relays.................................................................................................................................... 33 List of connectors................................................................................................................... 34 List of components................................................................................................................. 38 Colour codes of electrical cables ............................................................................................. 41

Example of wiring diagram

Title of component wiring diagram, variant/subtitle and symbol.

Coordinates (Line B Column 1).

+ Battery voltage. + 30 Voltage with S12 key connected (main switch). + DR Voltage with the ignition key in the drive position, the preheating position and the start position.

Connection point.

Fuse.

Wiring Diagram

Page 1 (42)

Reference arrow for BA wiring diagram, coordinate 0 C, component A17, connector PA, pin 29.

The maximum number of variants has been included in this wiring diagram. Therefore, remember that not all of the components and cables listed here will be installed in your vehicle. Their presence or absence will depend on the variants which are used in your vehicle.

Switch.

Relay.

Conduction path on the printed circuit board.

Connector MB pin 9.

Cable section and colour.

Page 2 (42)

Wiring Diagram

Single lines, cables.

Connection to ground on the printed circuit board.

Wireless connection to ground.

The same connection point can be shown for several diagrams. The cable from the connection point to ground is depicted and coded in only one diagram (ZC connections to ground). In the other diagrams it is shown as in the picture.

Wiring Diagram

Page 3 (42)

Contents of wiring diagrams AA BA BB BX CE CG CK CL CM CN EA EZ FA GA HC HM NA NC OA ZA

Page 4 (42)

Power supply, starter system ......................................................................................... ........... page 5 Engine ECU......................................................................................... ...................................... page 6 Gateway ......................................................................................... ........................................... page 7 Telematics ....................................................................... .......................................................... page 8 Head, position, spot lights ......................................................................................................... page 9 Auxiliary fog lights ................................................................................ ..................................... page 10 Brake light.................................................................................................................................. page 11 Exhaust brake ........................................................................... ................................................ page 12 Opened door brake ................................................................................................................... page 13 Direction indicator light .............................................................................................................. page 14 Reversing light........................................................................... ................................................ page 15 Extra switch for bodybuilder ........................................................................... ........................... page 16 Horn........................................................................... ................................................................ page 17 Windscreen wiper and washer .................................................................................................. page 18 Engine preheater....................................................................................................................... page 19 Fuel filter heater......................................................................................... ................................ page 20 Instr., LHS, Unit (std. version) ................................................................................................... page 21 Tachograph........................................................................... ..................................................... page 22 Free fuse and relays.................................................................................................................. page 23 Earth connections...................................................................................................................... page 24

Wiring Diagram

Wiring diagrams

C3107131

Wiring Diagram

Page 5 (42)

C3107132

Page 6 (42)

Wiring Diagram

C3107133

Wiring Diagram

Page 7 (42)

C3107134

Page 8 (42)

Wiring Diagram

C3107135

Wiring Diagram

Page 9 (42)

C3107136

Page 10 (42)

Wiring Diagram

C3107137

Wiring Diagram

Page 11 (42)

C3107138

Page 12 (42)

Wiring Diagram

C3107139

Wiring Diagram

Page 13 (42)

C3107140

Page 14 (42)

Wiring Diagram

C3107141

Wiring Diagram

Page 15 (42)

C3107142

Page 16 (42)

Wiring Diagram

C3107143

Wiring Diagram

Page 17 (42)

C3107144

Page 18 (42)

Wiring Diagram

C3107145

Wiring Diagram

Page 19 (42)

C3107146

Page 20 (42)

Wiring Diagram

C3107147

Wiring Diagram

Page 21 (42)

C3107148

Page 22 (42)

Wiring Diagram

C3107149

Wiring Diagram

Page 23 (42)

C3107150

Page 24 (42)

Wiring Diagram

Illustrations index Note: The following illustrations show the locations of connectors in their respective components. Some connectors may not appear to be connected because the location of their components varies according to the design of the bodybuilder.

Cable harness, instruments...................................................................................................... page 26 Cable harness, steering wheel ................................................................................................. page 27 Cable harness, engine........................................................................... ................................... page 28 Cable harness, gearbox............................................................................................................ page 29 Cable harness, sensors............................................................................................................ page 30

Wiring Diagram

Page 25 (42)

Illustrations

C3075206

Page 26 (42)

Wiring Diagram

C3064380

Wiring Diagram

Page 27 (42)

C3064381

Page 28 (42)

Wiring Diagram

C3064382

Wiring Diagram

Page 29 (42)

C3064383

Page 30 (42)

Wiring Diagram

Fuses Note: In the electrical centre fuses and relays are separated by boards, as depicted in the illustration below.

C3065030

Note: Fuse identification codes in the vehicle are different from those in the wiring diagram. The table below shows fuse identification codes in the vehicle and their respective identification codes in the wiring diagram.

Identification code in the wiring diagram

Description Location in the diagram

F1

Break contact split .........................................................................

{OA 0 A}

F2

Bulb, parking light, front .................................................................

{CE 0 B}

F3

Bulb, position light ..........................................................................

{CE 1 B}

F4

Trailer connection ..........................................................................

{CE 1 B}

F5

Bulb, side marker light ...................................................................

{CE 2 B}

F7

Door Brake System ........................................................................

{CM 2 A}

F8

Bulb, fog lights ...............................................................................

{CG 1 A}

F12

Bulb, full beams and dipped beams ..............................................

{CE 2 A}

F13

Buld, full beams and dipped beams ..............................................

{CE 3 A}

F14

Bulb, spot light ...............................................................................

{CE 3 A}

F16

Combined instrument .....................................................................

{NA 1 A}

F17

+30, Voltage Converter ..................................................................

{OA 3 C}

F18

Fan (heater) ...................................................................................

{OA 0 A}

F19

Fuel filter heater..............................................................................

{HM 1 A}

F20

Socket bodybuilder connector .......................................................

{EZ 2 A}

Wiring Diagram

Page 31 (42)

F21

Switch bodybuilder .........................................................................

{FA 0 A}

F22

Control unit temperature control unit .............................................

{OA 2 A}

F23

Bulb, interior lights ..........................................................................

{OA 3 A}

F24

El. window winders .........................................................................

{OA 1 A}

F25

Tachograph, 5A...............................................................................

{AA 1 A}

F26

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

{FA 0 C}

F27

ABS - Trailer ...................................................................................

{OA 1 B}

F28

Interior lighting ...............................................................................

{OA 2 A}

F30

Cigarette Lighter ............................................................................

{OA 2 B}

F32

Windscreen wiper and washer ......................................................

{GA 1 A}

F33

Lamp, 5:th wheel light ....................................................................

{AA 0 A}

F34

Relay, Flasher Unit .........................................................................

{AA 2 A}

F35

Bogie lift .........................................................................................

{OA 0 A}

F36

Control Unit Eaton Gearbox ...........................................................

{OA 1 A}

F37

Bulb interior lights ...........................................................................

{OA 3 A}

F43

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

{OA 1 A}

F45

Control Unit, Central Locking .........................................................

{AA 2 A}

F46

Eletric. heated / operated mirror / Rev. lights / Stop lights / Air dryer heater .........................................................................................

{HM 1 A} {EA 0 A}

F47

Socket bodybuilder connector ........................................................

{EZ 0 A}

F49

Range inhibitor ...............................................................................

{OA 0 A}

F70

Bulb, brake lights ...........................................................................

{CK 1 B}

Page 32 (42)

Wiring Diagram

Relays Note: Relay identification codes in the vehicle are different from those in the wiring diagram. The table below shows relay identification codes in the vehicle and their respective identification codes in the wiring diagram.

Identification code in the wiring diagram

Description Location in the diagram

K1

Relay, extra fuse holder .........................................................................

{AA 3 A}

K2

Relay, extra fuse holder .........................................................................

{AA 4 A}

K3

Relay windscreen wiper .........................................................................

{GA 1 A}

K5

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

{CE 1 A}

K6

Relay, extra equipament ........................................................................

{OA 3 B}

K9

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

{CG 1 B}

K10

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

{CG 3 B}

K11

Relay, Headlights ...................................................................................

{CE 2 A}

K12

Relay, full beams ....................................................................................

{CE 3 B}

K14

Relay, ABS .............................................................................................

{OA 0 B}

K16

Relay, Door Brake/EDC..........................................................................

{CM 3 C}

K17

DBRAKE, Minimum Speed Relay ..........................................................

{CM 1 C}

K21

Relay interval wipe ........................................................................... .....

{GA 1 D}

K23

Relay extra .............................................................................................

{EZ 2 B}

K32

Relay, flasher unit ..................................................................................

{CN 0 C}

K33

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

{AA 0 C}

K33A

Relay, starting motor...............................................................................

{AA 0 B}

K40

Relay starting heater ..............................................................................

{HC 0 B}

K41

Relay fuel filter heater ........................................................................... .

{HM 1 B}

K43

Relay extra .............................................................................................

{NA 2 A}

K50

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

{CK 1 B}

Wiring Diagram

Page 33 (42)

List of connectors AG:1

{ZA 3 D}

CA:4

{CN 3 C}

AG:2

{NA 1 D}

CA:5

{CN 2 B}

AG:3

{NA 1 D}

CA:6

{CN 2 B}

AG:4

{AA 1 C}

CA:7

{CN 1 A}

AG:5

{HC 0 B}

CA:8

{CN 1 B}

AG:6

{HC 0 C}

CA:9

{CN 1 B}

AG:7

{CL 1 B}

CA:10

{CN 0 B}

AG:8

{NA 1 D}

EC:1

{BA 2 C}

AG:10

{NA 2 C}

EC:2

{BA 2 B}

AG:11

{NA 1 C}

EC:3

{BA 1 C}

AG:12

{NA 3 B}

EC:4

{BA 1 C}

AG:13

{CL 1 C}

EC:5

{HC 0 B}

AG:14

{NA 1 D}

EC:6

{BA 2 B}

AG:15

{CM 2 B}

EC:7

{BA 1 D}

AG:18

{CM 2 C}

EC:8

{HC 0 C}

BLACK2:2

{OA 1 B}

EC:9

{CL 1 B}

BROWN8:1

{AA 0 C}

EC:10

{CL 0 B}

BROWN8:2

{CE 2 C}

EC:11

{CL 1 C}

BROWN8:3

{CE 1 C}

EC:12

{CL 0 C}

BROWN8:4

{EZ 2 B}

EC:13

{AA 0 B}

BROWN8:7

{EZ 1 B}

EC:15

{BA 1 D}

BROWN8:8

{CM 2 B}

EC:17

{BA 0 D}

BROWN:1

{AA 0 C}

EC:18

{BA 0 D}

BROWN:2

{HM 1 B}

EC:20

{BA 2 D}

CA:1

{CN 0 C}

EC:21

{BA 2 D}

CA:2

{CN 1 D}

ED:1

{BA 0 B}

CA:3

{CN 3 C}

ED:2

{BA 0 B}

Page 34 (42)

Wiring Diagram

ED:3

{BA 0 B}

EN:2

{NA 2 C}

ED:4

{BA 0 B}

EN:4

{NA 1 C}

ED:5

{BA 0 B}

EN:5

{NA 3 D}

ED:6

{BA 3 A}

EN:6

{AA 2 D}

ED:7

{NA 3 C}

EN:10

{AA 3 C}

ED:8

{BA 1 B}

EN:11

{EA 0 B}

ED:9

{BA 1 B}

EN:12

{NA 0 C}

ED:10

{BA 2 B}

EN:13

{AA 2 D}

ED:11

{BA 1 C}

EN:16

{BA 0 D}

ED:12

{BA 1 B}

EN:17

{BA 1 D}

ED:13

{NA 4 C}

EN:18

{NC 0 C}

ED:14

{BA 2 C}

EN:19

{NC 0 C}

ED:15

{BA 2 B}

EN:20

{NC 0 C}

ED:16

{BA 2 C}

EN:21

{NC 0 C}

ED:17

{BA 3 C}

GA:1

{EA 0 C}

ED:19

{BA 1 C}

GA:5

{EA 0 C}

EE:1

{AA 0 D}

GB:1

{AA 3 B}

EE:2

{BA 1 B}

GB:2

{AA 3 A}

EE:3

{BA 0 B}

GB:3

{NC 0 C}

EE:5

{CM 3 B}

GB:4

{NC 0 C}

EL:1

{CE 2 B}

GB:5

{NC 0 C}

EL:2

{CE 1 C}

GB:6

{NC 0 C}

EL:3

{CE 2 B}

GREY2:1

{AA 0 A}

EL:4

{CN 1 D}

GREY2:2

{AA 0 A}

EL:5

{CE 0 C}

GREY8:2

{CG 1 C}

EL:10

{CE 3 B}

GREY8:3

{CG 0 B}

EL:12

{CN 2 D}

GREY8:4

{CG 1 C}

EN:1

{EA 0 B}

GREY8:5

{CE 1 C}

Wiring Diagram

Page 35 (42)

RA:1

{CK 1 C}

SW:1

{NA 4 D}

RA:2

{CM 2 D}

SW:2

{FA 0 D}

RA:3

{CE 1 D}

SW:3

{FA 1 D}

RA:4

{EA 1 B}

SW:4

{CE 1 D}

RA:5

{CM 1 D}

SW:5

{CK 2 C}

RA:13

{EZ 2 D}

SW:6

{CN 2 D}

RA:15

{CE 0 C}

SW:7

{CN 2 D}

RA:16

{CG 3 C}

SW:8

{EA 3 C}

RA:20

{EZ 0 D}

SW:10

{BA 3 B}

RED8:4

{OA 1 B}

SW:11

{BA 3 B}

RED8:8

{OA 3 B}

SW:12

{HM 1 C}

RED:A1

{OA 3 B}

VIOLET8:1

{OA 2 B}

RED:A5

{CE 1 C}

VIOLET8:3

{HM 1 B}

RED:A6

{AA 1 B}

VIOLET8:6

{HM 1 B}

RED:A10

{CE 0 C}

WA:11

{GA 2 C}

RED:A11

{CE 0 C}

WA:12

{GA 1 C}

RED:A12

{NA 2 B}

WA:13

{GA 3 C}

RED:B1

{OA 1 B}

WA:14

{GA 2 C}

RED:B2

{OA 3 B}

WA:15

{GA 3 C}

RED:B4

{CE 1 C}

WHITE8:2

{CK 0 B}

RED:B5

{CE 1 C}

WHITE8:4

{AA 0 A}

RED:B6

{OA 3 C}

WHITE8:5

{EZ 0 B}

RED:B7

{OA 2 B}

WHITE8:6

{CK 1 B}

RED:B12

{OA 1 C}

WHITE:A1

{OA 0 B}

RS:1

{NA 1 D}

WHITE:A2

{FA 0 C}

RS:2

{NA 1 C}

WHITE:A3

{FA 0 B}

RS:5

{NA 1 D}

WHITE:A4

{CE 0 B}

RS:6

{NA 1 C}

WHITE:A5

{CE 2 B}

Page 36 (42)

Wiring Diagram

WHITE:A6

{CE 3 B}

YELLOW:B3

{EA 0 B}

WHITE:A7

{AA 1 B}

YELLOW:B4

{CG 2 C}

WHITE:A8

{ZA 3 D}

YELLOW:B6

{GA 2 B}

WHITE:A9

{OA 0 B}

YELLOW:B7

{GA 1 B}

WHITE:A11

{OA 0 B}

YELLOW:B8

{AA 2 B}

WHITE:A13

{OA 0 B}

YELLOW:B9

{AA 3 B}

WHITE:B1

{FA 0 C}

YELLOW:B10

{OA 2 C}

WHITE:B2

{OA 2 B}

WHITE:B4

{CE 2 B}

WHITE:B5

{OA 3 C}

WHITE:B7

{CG 3 B}

WHITE:B8

{CE 2 B}

WHITE:B9

{CE 3 B}

WHITE:B10

{CE 1 B}

WHITE:B11

{CE 4 A}

YELLOW8:3

{OA 1 B}

YELLOW8:8

{CE 1 C}

YELLOW:A1

{CE 1 C}

YELLOW:A2

{NA 1 B}

YELLOW:A3

{NA 1 B}

YELLOW:A4

{CG 3 C}

YELLOW:A6

{GA 1 B}

YELLOW:A9

{AA 3 B}

YELLOW:A10

{OA 0 B}

YELLOW:A11

{AA 0 C}

YELLOW:A13

{AA 0 C}

YELLOW:B1

{CE 2 C}

YELLOW:B2

{NA 2 B}

Wiring Diagram

Page 37 (42)

List of components 1.1

Ground stud, Vehicle ECU/ Earth Connections {ZA 0 C}

A127

Control Unit EDC {BA 0 C}

1.2

Ground stud, Vehicle ECU {BA 0 C}

A146

Control Unit, Tracking System {BX 1 C}

1.3

Ground stud, Vehicle ECU {BA 0 C}

B06A

Sensor, air pressure, air tank, front {NA 0 D}

1.4

Ground instruments {ZA 2 D}

B06B

Sensor, air pressure, air tank, rear {NA 1 D}

1.5

Ground instruments {ZA 3 D}

B07

Sensor, fuel level {NA 1 D}

1.6

Ground instruments {ZA 0 D}

B12

Sensor, tachograph / speedometer {NC 0 D}

1.1

Ground PP, Pedal Plate {ZA 3 B}

B21

Sensor, coolant temperature, engine {NA 0 D}

Ground PP, Pedal Plate {ZA 3 B}

B25

Sensor, accelerator pedal {BA 2 B}

B81

Sensor, Water in fuel {BA 3 B}

Ground EC, Electric Center {ZA 3 B}

B133

Sensor, Air filter restriction {NA 4 D}

Ground EC, Electric Center {ZA 3 B}

BB

Bodybuilder interface {EZ 0 D} {EZ 2 D}

E07L

Lamp, fog light, left {CG 1 D}

E07R

Lamp, fog light, right {CG 1 D}

1.11

2.2 2.1

2.11

3.1 4.1

Ground instruments {ZA 2 C}

GND Alternator {AA 2 E} Ground stud, cab upper {ZA 3 C}

4.2

Ground stud, cab upper {ZA 3 C}

E12L

Lamp, roof position light, left {CE 1 D}

6.2

GND {AA 1 E}

E12R

Lamp, roof position light, right {CE 1 D}

6.6

Ground stud, Engine Preheater {HC 1 D}

E13LF

Lamp, direction indicator, left front {CN 1 E}

E13LS

Lamp, direction indicator, left side {CN 1 E}

E13RF

Lamp, direction indicator, right front {CN 2 E}

E13RS

Lamp, direction indicator, right side {CN 3 E}

E27L

Tail lamp module, left {CE 0 D} {CG 2 D} {CK 0 D} {CN 0 E} {EA 1 C}

51-EDC

Fuse Holder 1 - Pole {BA 0 A}

51-SS

Fuse Holder 1 - Pole {AA 2 C}

51-TM1

Fuse Holder 1 - Pole {AA 3 B}

A03

Instrument cluster {NA 0 B}

A33

Tachograph {NC 0 B}

A81

Control unit, Serial Interface Box gateway {BB 0 B}

Page 38 (42)

Wiring Diagram

E27R

Tail lamp module, right {CE 0 D} {CG 3 D} {CK 1 D} {CN 3 E} {EA 1 C}

E30LP

Lamp, full-and dipped beams, left {CE 2 C} {CE 0 D} {CN 1 E}

E30LS

Lamp, full- and dipped beams, left {CE 0 C}

E30RP

Lamp, full-and dipped beams, right {CE 0 D} {CE 3 C} {CN 2 E} Lamp, full-and dipped beams, right {CE 0 C}

E30RS

earth45_36

Ground stud, Power Supply, Starter System {AA 3 B}

earth45_91

Grond stud, Auxiliary Fog Lights {CG 1 D}

earth45_438

Ground stud, Power Supply, Starter System {OA 3 C}

earth46_36

Ground stud, Power Supply, Starter System {AA 3 B}

earth46_91

Grond stud, Auxiliary Fog Lights {CG 1 D}

earth46_1136

GND {AA 0 E}

earth10_19

Grond stud, Auxiliary Fog Lights {CG 3 C}

earth47_91

Grond stud, Auxiliary Fog Lights {CG 2 D}

earth11_19

Grond stud, Auxiliary Fog Lights {CG 1 B}

earth47_126

Ground stud, Earth Connections {CM 2 E}

earth19_21

Ground stud, Brake Light {CK 1 B}

earth48_91

Grond stud, Auxiliary Fog Lights {CG 3 D}

earth20_29

Ground stud, Windscreen Wiper and Washer {GA 1 B}

earth50_36

Ground stud, Head, Position, spot Lights {CE 0 B}

earth32_21

Ground stud, Earth Connections {ZA 3 D}

earth50_91

Ground stud, Earth Connections {GA 2 D}

earth34_91

Ground stud, Earth Connections {CE 0 D}

earth51_36

Ground stud, Head, Position, spot Lights {CE 2 B}

earth35_91

Ground stud, Earth Connections {CE 0 D}

earth52_36

Ground stud, Head, Position, spot Lights {CE 3 B}

earth36_91

Ground stud, Earth Connections {CE 0 D}

earth52_91

Ground stud, Earth Connections {GA 0 D}

earth37_91

Ground stud, Earth Connections {CE 0 D}

FB1

Fuse Box, Chassis {AA 1 C}

G01C

Battery {AA 1 D}

earth39_91

Ground stud, Head, Position, spot Lights {CE 1 E}

G01D

Battery {AA 1 D}

G02

Alternator {AA 2 D}

H01

Horn, air-operated {FA 1 D}

H09

Horn, Electric {FA 0 D}

earth40_91

Ground stud, Head, Position, spot Lights {CE 0 E}

earth41_91

Ground stud, Head, Position, spot Lights {CE 1 D}

earth42_91

Ground stud, Head, Position, spot Lights {CE 1 D}

M01

Motor, windscreen wiper {GA 2 D}

earth43_36

Ground stud, Instruments, LHS, Unit {NA 1 D}

M02

Motor, windscreen washer pump {GA 0 D}

Wiring Diagram

Page 39 (42)

M04

Motor, starter motor {AA 0 D}

S192

Break contact warning light oil pressure {NA 1 C}

R01

Heater, engine preheat {HC 0 C}

S194

Switch, warning light, coolant, NO {NA 2 D}

S206

Switch diagnostic EDC {BA 2 A}

S207

Switch, Panic alarm {BX 1 B}

TREL7

Relay {CE 3 B}

V01

Diode {NA 2 D}

V03

Diode {CE 0 A}

V04

Diode {CE 1 A}

V06

Diode {CN 2 C}

V08

Diode {CN 2 D}

V09

Diode {CN 2 D}

V10

Diode {CN 1 C}

V11

Diode {CK 1 C}

V13

Diode {EA 2 B}

V14

Diode {CE 1 D}

R09 S02

S02A

S06

Heater, fuel filter {HM 1 C} Stalk switch, full- / dipped beams {CG 0 C} {CN 1 B} Switch, full beams and dipped beams {CE 4 B} {CE 1 A} {CE 0 A} {CG 3 A} {FA 0 B} Stalk switch, windscreen wiper, selector type {GA 1 B} {BA 2 B}

S07

Switch, engine brake, selector type {CL 0 B}

S15

Switch, ignition, selector type {AA 2 D}

S16

Switch, push button, air horn {FA 1 C}

S19

Switch, extra {EZ 1 C}

S41

Switch, battery main switch control {AA 1 C}

S43

Pressure switch, parking brake indicator, NC. {NA 3 A}

S49

Closing cont/ Rev. lights {EA 0 C}

X01

Connector, vehicle diagnostics {BB 0 D}

S58B

Position switch, clutch pedal, NO. {BA 1 B}

X04

Trailer connection, 7-pole unit, 24 N {CE 1 E} {CK 2 D} {CN 1 E} {EA 2 C}

S90

Position switch, Neutral {AA 3 B}

X10

B+ pass through, Cab {AA 1 B}

S105

Switch, Hazard warning light {CN 2 B}

Y01

Solenoid valve, exhaust brake {CL 1 B}

S151

Rheostat {NA 0 A}

Y01A

Solenoid valve, door brake {CM 2 C}

S167

Switch, Body builder disposal {CM 2 D}

S191F

Break contact, warning light, service brake, front {NA 1 D}

S191R

Break contact, warning light, service brake, rear {NA 1 D}

Page 40 (42)

Wiring Diagram

Colour codes of electrical cables BL.................................................... Blue BN ................................................... Brown GN................................................... Green GR................................................... Grey OR................................................... Orange P...................................................... Pink R...................................................... Red SB ................................................... Black VO................................................... Violet W..................................................... White Y...................................................... Yellow

Note: If an electrical cable has two colours, it will be marked as shown below: Y/R = Yellow/Red.

Wiring Diagram

Page 41 (42)

VOLVO BUSES. DRIVING QUALITY OF LIFE Last page

Volvo Bus Corporation http://www.volvotrucks.com

89222030 English 10 2015 Release 03

Service Information Volvo Bus Corporation

Wiring Diagram B7FB, CHID 403622 -

Foreword The descriptions and service procedures contained in this manual are based on designs and methods studies carried out up to October 2015.

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, an updated version of this manual 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 procedure, practice, or condition that must be followed in order to have the vehicle or component function in the manner intended.

Caution: Indicates an unsafe practice where damage to the product could occur.

Warning: Indicates an unsafe practice where personal injury or severe damage to the product could occur.

Danger: Indicates an unsafe practice where serious personal injury or death could occur.

Volvo Bus Corporation Curitiba, Brazil

Order number: 89223023

©2015 Volvo Bus Corporation, Curitiba, Brazil

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 Bus Corporation .

ENG73183

Contents Example of wiring diagram ........................................................................................................1 Contents of wiring diagrams......................................................................................................4 Wiring diagrams .......................................................................................................................5 Illustrations index ................................................................................................................... 28 Illustrations............................................................................................................................ 29 List of fuses ........................................................................................................................... 35 List of relays........................................................................................................................... 37 List of ground connections...................................................................................................... 38 List of connectors................................................................................................................... 39 List of components................................................................................................................. 42 Colour codes of electrical cables ............................................................................................. 45

Example of wiring diagram

Title of component wiring diagram, variant/subtitle and symbol.

Coordinates (Line B Column 1).

+ Battery voltage. + 30 Voltage with S12 key connected (main switch). + DR Voltage with the ignition key in the drive position, the preheating position and the start position.

Connection point.

Fuse.

Wiring Diagram

Page 1 (46)

Reference arrow for BA wiring diagram, coordinate 0 C, component A17, connector PA, pin 29.

The maximum number of variants has been included in this wiring diagram. Therefore, remember that not all of the components and cables listed here will be installed in your vehicle. Their presence or absence will depend on the variants which are used in your vehicle.

Switch.

Relay.

Conduction path on the printed circuit board.

Connector MB pin 9.

Cable section and colour.

Page 2 (46)

Wiring Diagram

Single lines, cables.

Connection to ground on the printed circuit board.

Wireless connection to ground.

The same connection point can be shown for several diagrams. The cable from the connection point to ground is depicted and coded in only one diagram (ZC connections to ground). In the other diagrams it is shown as in the picture.

Wiring Diagram

Page 3 (46)

Contents of wiring diagrams AA AG BA BB BX CE CG CK CL CM CN CV EA EE EX EZ FA GA HC HM NA NC ZA

Page 4 (46)

Power supply, starter system ......................................................................................... ........... page 5 Accessories power supply......................................................................................................... page 6 Engine ECU......................................................................................... ...................................... page 7 Gateway / OBD..................................................................................... ..................................... page 8 Telematics ....................................................................... .......................................................... page 9 Head, position, spot lights ......................................................................................................... page 10 Auxiliary fog lights ................................................................................ ..................................... page 11 Brake light.................................................................................................................................. page 12 Exhaust brake ........................................................................... ................................................ page 13 Opened door brake ................................................................................................................... page 14 Direction indicator light .............................................................................................................. page 15 SCR ........................................................................... ................................................................ page 16 Reversing light........................................................................... ................................................ page 17 Reversing light........................................................................... ................................................ page 18 Reversing light........................................................................... ................................................ page 19 Extra switch for bodybuilder ........................................................................... ........................... page 20 Horn........................................................................... ................................................................ page 21 Windscreen wiper and washer .................................................................................................. page 22 Engine preheater....................................................................................................................... page 23 Fuel filter heater......................................................................................... ................................ page 24 Instr., LHS, Unit (std. version) ................................................................................................... page 25 Tachograph........................................................................... ..................................................... page 26 Earth connections...................................................................................................................... page 27

Wiring Diagram

Wiring diagrams

C3106983

Wiring Diagram

Page 5 (46)

C3106984

Page 6 (46)

Wiring Diagram

C3106985

Wiring Diagram

Page 7 (46)

C3106986

Page 8 (46)

Wiring Diagram

C3106987

Wiring Diagram

Page 9 (46)

C3106988

Page 10 (46)

Wiring Diagram

C3106989

Wiring Diagram

Page 11 (46)

C3106990

Page 12 (46)

Wiring Diagram

C3106991

Wiring Diagram

Page 13 (46)

C3106992

Page 14 (46)

Wiring Diagram

C3106993

Wiring Diagram

Page 15 (46)

C3106994

Page 16 (46)

Wiring Diagram

C3106995

Wiring Diagram

Page 17 (46)

C3106996

Page 18 (46)

Wiring Diagram

C3106997

Wiring Diagram

Page 19 (46)

C3106998

Page 20 (46)

Wiring Diagram

C3106999

Wiring Diagram

Page 21 (46)

C3107000

Page 22 (46)

Wiring Diagram

C3107001

Wiring Diagram

Page 23 (46)

C3107002

Page 24 (46)

Wiring Diagram

C3107003

Wiring Diagram

Page 25 (46)

C3107004

Page 26 (46)

Wiring Diagram

C3107005

Wiring Diagram

Page 27 (46)

Illustrations index Note: The following illustrations show the locations of connectors in their respective components. Some connectors may not appear to be connected because the location of their components varies according to the design of the bodybuilder.

Cable harness, instruments...................................................................................................... page 29 Cable harness, steering wheel ................................................................................................. page 30 Cable harness, engine........................................................................... ................................... page 31 Cable harness, gearbox............................................................................................................ page 32 Cable harness, sensors............................................................................................................ page 33 Cable harness, SCR system ........................................................................... ......................... page 34

Page 28 (46)

Wiring Diagram

Illustrations

C3072537

Wiring Diagram

Page 29 (46)

C3072645

Page 30 (46)

Wiring Diagram

C3072538

Wiring Diagram

Page 31 (46)

C3064382

Page 32 (46)

Wiring Diagram

C3072540

Wiring Diagram

Page 33 (46)

C3072639

Page 34 (46)

Wiring Diagram

List of fuses Note: In the electrical centre fuses and relays are separated by boards, as depicted in the illustration below.

C0071608

Note: Fuse identification codes in the vehicle are different from those in the wiring diagram. The table below shows fuse identification codes in the vehicle and their respective identification codes in the wiring diagram.

Identification code in the wiring diagram

FH1

Description Location in the diagram

Fuse group 1

FH1.1

EDC ........................................................................... .....................

FH1.2

Telematics.......................................................................................

FH1.3

Instrument panel, Tachograph, Gateway........................................

FH1.4

Instrument panel .............................................................................

FH1.5

Fuel pre-heater ...............................................................................

FH1.6

SCR ........................................................................... .....................

FH2

Fuse group 2

FH2.1

Relay, reverse lamp ........................................................................

FH2.2

Locking system, open door.............................................................

FH2.3

OBD ........................................................................... .....................

FH2.4

Windscreen wiper ...........................................................................

FH2.5

Bodybuilder........................................................................... ..........

FH2.6

Fuel pre-heater ...............................................................................

FH3

Wiring Diagram

{HM 1 A} {BA 1 A} {AG 1B}

{EA 0 A} {EA 1 A} {EZ 0 A} {EZ 1 A}

Fuse group 3

Page 35 (46)

FH3.1

EDC ........................................................................... .....................

FH3.2

Gateway................................................................................ ..........

FH3.3

Daytime running light......................................................................

FH3.4

Instrument panel .............................................................................

FH3.5

Starter key.......................................................................................

FH4

Fuse group 4

FH4.1

Reverse lamp..................................................................................

FH4.2

Electric horn....................................................................................

FH4.3

Instrument panel .............................................................................

FH4.4

Direction indicator key ....................................................................

FH4.5

Fog lamp, left ..................................................................................

FH4.6

Fog lamp, right........................................................................... .....

FH5

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

FH5.3

Full beam light, left..........................................................................

FH5.4

Full beam light, right........................................................................

FH5.5

Brake lamp........................................................................... ...........

FH5.6

Full beam light.................................................................................

Retarder TELMA.............................................................................

FH6.3

Position lamp, left ...........................................................................

FH6.4

Position lamp, right .........................................................................

FH6.5

Trailer position lamp........................................................................

FH6.6

Roof position lamp ..........................................................................

{DC 0 A} {DC 0 B} {CE 0 C} {CE 1 B} {CE 2 B}

Fuse group 7

FH7.1

Tachograph and Warning lamp.......................................................

FH7.2

Telematics.......................................................................................

FH7.3

SCR ........................................................................... .....................

FH7.4

Air horn ........................................................................... ................

FH7.5

Fog lamp.........................................................................................

FH7.6

Bodybuilder........................................................................... ..........

Page 36 (46)

{CE 3 C} {CE 3 A} {CE 4 A} {CG 2 C}

Fuse group 6

FH6.1

FH7

{CE 3 B} {CN 1 A}

Fuse group 5

FH5.2

FH6

{AA 4 D} {AA 2 B} {BA 0 B}

{AA 1 B} {CE 3 A} {FA 0 B}

Wiring Diagram

List of relays Note: Relay identification codes in the vehicle are different from those in the wiring diagram. The table below shows relay identification codes in the vehicle and their respective identification codes in the wiring diagram.

Identification code in the wiring diagram

Description Location in the diagram

K1

Starting switch, accessories ...................................................................

{AG 0 B}

K2

Engine ECU ....................................................................... .....................

{BA 0 A}

K4

Starting Motor .........................................................................................

{AA 0 C}

K10

Power supply ......................................................................................... .

{AA 3 A}

K13

Alternator controlled................................................................................

{AA 3 D} {HC 0 B}

K15

Panel Light Regulator / Retarder TELMA...............................................

{AA 3 D} {DC 4 C}

K17

DBRAKE, Minimum Speed Relay ..........................................................

{CM 1 C}

K21

Power supply ......................................................................................... .

{AA 3 A}

K23

Relay extra..............................................................................................

{FA 0 B} {EZ 1 C}

K25

Low Beam / Spot Light........................................................................... .

{CE 3 B} {CM 3 C}

K27

Power supply ......................................................................................... .

{AA 4 A}

K32

Flasher unit .............................................................................................

{CN 0 C}

K34

Interior parking lights ..............................................................................

{CE 1 A} {CE 0 B}

K41

Reverse Light......................................................................................... .

{CE 4 B} {EA 1 B}

K42

Brake lights ............................................................................................. {CG 2 B} {CK 1 B} {DC 0 B}

K74

Engine pre-heater...................................................................................

{AA2 2 A} {HC 1 B}

K76A

Timer Wiper ....................................................................... .....................

{GA 1 D}

Wiring Diagram

Page 37 (46)

List of ground connections 1.1

{ZA 0 D}

1.2

{BA 0 D}

1.3

{BA 0 D}

1.4

{ZA 0 B}

3.1

{AA 2 D} {AA2 1 D}

3.2

{AA 2 D}

4.1

{ZA 0 E}

4.2

{ZA 0 E}

5.3

{CV 0 C}

5.5

{HC 2 D}

GND

{DC 1 C}

GND10

{DC 1 C}

Page 38 (46)

Wiring Diagram

List of connectors B07_A:1

{HM 3 B}

GB:6

{NC 2 D}

B07_A:2

{HM 3 B}

R09_A:1

{HM 2 B}

B07_B:1

{HM 3 C}

R09_A:2

{HM 3 B}

B07_B:2

{HM 3 C}

R09_B:1

{HM 2 C}

B81_A:1

{HM 3 B}

R09_B:2

{HM 3 C}

B81_A:2

{HM 3 B}

X21D:1

{CN 0 B}

B81_B:1

{HM 3 C}

X21D:2

{CN 1 B}

B81_B:2

{HM 3 C}

X21D:3

{CN 1 B}

EY33A:1

{BA2 1 D}

X21D:7

{CN 2 B}

EY33A:2

{BA2 1 D}

X21D:8

{CN 3 C}

EY33B:1

{BA2 2 D}

X21D:9

{CN 2 B}

EY33B:2

{BA2 2 D}

X21D:10

{CN 1 D}

EY33C:1

{BA2 1 D}

X21D:11

{CN 3 D}

EY33C:2

{BA2 1 D}

X21D:12

{CN 0 C}

EY33D:1

{BA2 2 D}

X35:1

{FA 2 B}

EY33D:2

{BA2 2 D}

X35:2

{FA 1 B}

EY33E:1

{BA2 2 D}

X35:3

{BA 1 B}

EY33E:2

{BA2 2 D}

X35:4

{BA 2 B}

EY33F:1

{BA2 2 D}

X35:5

{BA 1 B}

EY33F:2

{BA2 2 D}

X35:6

{BA 1 B}

GA:1

{EA 1 D}

XC05:1

{DC 1 D}

GA:5

{EA 1 C}

XC05:2

{DC 2 E}

GB:1

{BA 2 D}

XC05:3

{DC 3 D}

GB:2

{BA 2 E}

XC05:4

{DC 3 D}

GB:3

{NC 1 D}

XC05:5

{DC 3 D}

GB:4

{NC 2 D}

XC05:6

{DC 4 D}

GB:5

{NC 1 D}

XT02:1

{CE 3 D}

Wiring Diagram

Page 39 (46)

XT02:2

{CE 4 D}

XT12:10

{BA 2 C}

XT02:3

{CE 3 D}

XT12:12

{BA 1 C}

XT02:4

{CE 4 D}

XT12:13

{CL 0 D}

XT02:8

{CN 1 D}

XT12:14

{BA 2 C}

XT02:10

{CE 1 C}

XT12:15

{BA 2 C}

XT02:11

{CE 1 C}

XT12:16

{BA 2 C}

XT02:12

{CN 2 D}

XT12:17

{CL 1 D}

XT02:14

{CE 0 C}

XT12:18

{CL 1 B}

XT03:1

{CE 1 C}

XT12:20

{HC 0 B}

XT03:2

{CE 1 C}

XT12:21

{HC 0 C}

XT03:4

{CK 1 C}

XT22:1

{BA 2 C}

XT03:5

{CG 2 D}

XT22:3

{BA 1 C}

XT03:6

{EA 1 C}

XT22:4

{BA 1 C}

XT03:7

{AA 3 D}

XT22:6

{AA 0 D}

XT03:8

{AA 2 B}

XT22:7

{BA 1 D}

XT03:10

{CM 1 D}

XT22:9

{AA 0 D}

XT03:11

{CM 2 D}

XT22:10

{AA 0 C}

XT03:12

{BA 1 D}

XT22:11

{CM 3 D}

XT03:13

{EZ 0 D}

XT22:16

{BA 3 C}

XT03:14

{EZ 2 C}

XT22:17

{BA 3 C}

XT03:15

{EZ 2 D}

XT32:1

{CV 1 B}

XT12:2

{BA 0 C}

XT32:2

{CV 1 B}

XT12:3

{CL 0 B}

XT32:3

{CV 2 B}

XT12:4

{BA 0 C}

XT32:4

{CV 2 B}

XT12:5

{BA 0 C}

XT32:5

{CV 2 B}

XT12:6

{BA 3 B}

XT32:6

{CV 2 B}

XT12:8

{BA 1 C}

XT33:1

{EA 1 C}

XT12:9

{BA 1 C}

XT33:3

{BA 0 C}

Page 40 (46)

Wiring Diagram

XT33:4

{BA 0 C}

XT44:8

{CN 2 D}

XT33:5

{NA 3 D}

XT44:9

{EA 3 C}

XT33:6

{AA 2 D}

XT44:10

{CE 2 D}

XT33:8

{AA 2 D}

XT44:11

{DC 1 B}

XT33:10

{AA 2 A}

XT44:12

{DC 2 B}

XT33:14

{BA 0 D}

XT44:13

{DC 2 B}

XT33:15

{BA 1 D}

XT44:14

{DC 3 B}

XT33:16

{NC 1 D}

XT44:15

{DC 3 B}

XT33:17

{NC 1 D}

XT44:16

{DC 0 A}

XT33:20

{NC 2 D}

XT55:1

{AA 1 C}

XT33:21

{NC 2 D}

XT55:2

{NA 0 C}

XT42:1

{CM 2 B}

XT55:3

{BA 1 D}

XT42:2

{CM 2 C}

XT55:4

{CL 0 B}

XT42:7

{NA 0 C}

XT55:7

{CL 1 B}

XT42:8

{NA 0 C}

XT55:8

{NA 0 C}

XT42:9

{NA 1 C}

XT55:10

{HC 1 B}

XT42:10

{NA 1 C}

XT55:11

{HC 1 C}

XT42:13

{BA 3 B}

XT55:13

{CL 1 C}

XT42:14

{BA 3 C}

XT55:18

{NA 0 C}

XT42:16

{HM 1 B}

XT62:10

{GA 0 C}

XT42:17

{HM 1 D}

XT62:11

{GA 2 C}

XT44:1

{FA 0 C}

XT62:13

{GA 3 C}

XT44:2

{FA 2 C}

XT62:14

{GA 2 C}

XT44:3

{FA 0 D}

XT62:15

{GA 3 C}

XT44:4

{FA 2 D}

XT44:5

{CE 2 D}

XT44:6

{CK 2 C}

XT44:7

{CN 2 D}

Wiring Diagram

Page 41 (46)

List of components A03

Instrument cluster {NA 0 B}

B189

Sensor, crankshaft speed {BA2 2 A}

A33

Tachograph {DC 4 B} {NC 0 B}

B190

Sensor, camshaft speed {BA2 2 A}

A62

Control unit, ADS (AdBlue Dosing System) {CV 0 C}

BB

Bodybuilder interface {EZ 0 D} {EZ 2 D}

E12L

Lamp, roof position light, left {CE 0 D}

A65

Control unit, RECU, Retarder Electronic {CV 0 C}

E12R

Lamp, roof position light, right {CE 0 D}

A81

Control unit, Serial Interface Box gateway { DC 2 C}

E13LF

Lamp, direction indicator, left front {CN 1 E}

A127

Control Unit EDC {BA 0 C} {BA2 1 C}

E13LS

Lamp, direction indicator, left side {CN 1 E}

A146

Control Unit, Tracking System {BX 1 C} E13RF

B06A

Sensor, air pressure, air tank, front {NA 0 D}

Lamp, direction indicator, right front {CN 2 E}

E13RS B06B

Sensor, air pressure, air tank, rear {NA 0 D}

Lamp, direction indicator, right side {CN 3 E}

E27L B07

Sensor, fuel level {NA 1 D}

Tail lamp module, left {CE 0 E} {CG 1 E} {CK 0 D} {CN 0 D} {EA 1 D}

B12

Sensor, tachograph / speedometer {NC 1 D}

E27R

Tail lamp module, right {CE 1 E} {CG 2 E} {CK 1 D} {CN 3 E} {EA 2 D}

B21E

Sensor, coolant temperature {BA2 1 A}

E30LP

Lamp, full-and dipped beams, left {CE 3 E} {CE 1 D} {CN 1 D}

B22

Sensor, outdoor temperature {BA 2 B} E30LS

B25

Sensor, accelerator pedal {BA 2 B}

Lamp, full- and dipped beams, left {CE 1 C} {CE 3 D}

B81

Sensor, Water in fuel {BA 3 B}

E30RP

Lamp, full-and dipped beams, right {CE 1 D} {CE 4 E} {CN 2 D}

B96

Sensor, NOx (CAN based) {CV 1 B} E30RS

Lamp, full-and dipped beams, right {CE 1 C} {CE 4 D}

E66A

Retarder ON, Lamp {DC 1 B}

E66B

Retarder OFF, Lamp {DC 2 D}

FB1

Fuse Box, Chassis {AA 1 C}

G01C

Battery 3 {AA 1 D} {AA2 2 C}

G01D

Battery 4 {AA 1 D} {AA2 2 D}

G02

Alternator {AA 2 D} {AA2 1 C}

G02A

Alternator 1 {AA 2 D}

H01

Horn, air-operated {FA 0 C}

B97

B102 B118 B133 B139 B143 B148

Page 42 (46)

Sensor, exhaust temp, upstream catalyst {CV 3 D} Sensor, Oil temperature {BA2 3 A} Sensor, Oil pressure {BA2 2 A} Sensor, Air filter restriction {BA 1 C} Sensor, Rail pressure {BA2 2 A} Sensor, temperature dosing unit {CV 2 D} Sensor, boost pressure and temperature {BA2 1 D}

Wiring Diagram

H09

Horn, Electric {FA 2 C}

S101

Pressure Switch Assembly {DC 3 D}

M01

Motor, windscreen wiper {GA 2 D}

S102

Switch, Retarder TELMA OFF {DC 2 D}

M02

Motor, windscreen washer pump {GA 0 D}

S105

Switch, hazard warning lights {CN 2 B}

S111 M04

Motor, starter motor {AA 0 D} {AA2 1 C}

Relay Box, TELMA electrical retarder {DC 1 B}

OBD

OBD {BB 2 B}

S167

Switch, Body builder disposal {CM 2 D}

R01

Heater, engine preheat {HC 1 D}

S207

Switch, Panic alarm {BX 1 B}

R09

Heater, fuel filter {HM 1 C}

V01

Diode {AA 3 C}

R23A

Heater, AdBlue hose {CV 1 D}

V03

Diode {AA 3 D}

R23C

Heater, AdBlue hose {CV 2 D}

V05

Diode {CN 1 C}

R23D

Heater, AdBlue hose {CV 1 D}

V06

Diode {CN 2 C}

R36

Heater, AdBlue filter housing {CV 1 D}

V08

Diode {CN 2 D}

S02

Stalk switch, full- / dipped beams {CN 1 B}

V09

Diode {CN 2 D}

V10

Diode {AA 4 D}

S02A

Switch, full beams and dipped beams {CE 4 A} {CE 3 A} {CE 0 A} {CG 2 B} {FA 2 B}

V11

Diode {CE 1 A}

V12

Diode, Central locking system {CL 0 C}

V13

Diode {CK 2 C}

V14

Diode {CE 2 C}

V15

Diode {EA 2 C}

V16

Diode {CE 1 B}

V17

Diode {BA 2 A}

V18

Diode {BA 2 A}

V19

Diode {BA 2 A}

S06

Stalk switch, windscreen wiper, selector type {GA 1 B}

S07

Switch, engine brake, selector type {CL 0 C}

S15

Switch, ignition, selector type {AA 2 B}

S19

Switch, extra {EZ 1 B}

S30

Switch unit, multi-function display {NA 2 A}

S41

Switch, battery main switch control {AA 1 C} {AA2 2 C}

S43

Pressure switch, parking brake indicator, NC. {BA 1 E}

V20

Diode {BA 2 A}

S49

Closing cont/ Rev. lights {EA 1 D}

V21

Diode {BA 1 A}

S58B

Position switch, clutch pedal, NO. {BA 1 B}

V22

Diode {BA 1 A}

X04

Trailer connection, 7-pole unit, 24 N {CE 2 D} {CK 2 C} {CN 1 E} {EA 3 D}

X10

B+ pass through, Cab {AA 1 B} {AA2 2 A}

S71

Pressure switch, compressor charging, NO. {BA 2 D}

S90

Position switch, Neutral {BA 2 D}

Wiring Diagram

Page 43 (46)

X54

Engine (B+) Power {AA 0 D}

Y01

Solenoid valve, exhaust brake {CL 1 C}

Y01A

Solenoid Valve, Door Brake {CM 2 C}

Y33A

Solenoid valve, (Unit Injector 1) {BA2 1 D}

Y33B

Solenoid valve, (Unit Injector 2) {BA2 2 D}

Y33C

Solenoid valve, (Unit Injector 3) {BA2 1 D}

Y33D

Solenoid valve, (Unit Injector 4) {BA2 2 D}

Y33E

Solenoid valve, (Unit Injector 5) {BA2 2 D}

Y33F

Solenoid valve, (Unit Injector 6) {BA2 2 D}

Y51

Solenoid valve, Fuel high pressure pump {BA2 1 D}

Y52

Clutch, magnetic, engine fan (ISX) {BA 1 D}

Y66

Retarder, TELMA electrical {DC 0 C}

Y80

Solenoid valve, AdBlue dosing unit {CV 3 D}

Y81

Solenoid valve, urea heating tank {CV 1 D}

Page 44 (46)

Wiring Diagram

Colour codes of electrical cables BL.................................................... Blue BN ................................................... Brown GN................................................... Green GR................................................... Grey OR................................................... Orange P...................................................... Pink R...................................................... Red SB ................................................... Black VO................................................... Violet W..................................................... White Y...................................................... Yellow

Note: If an electrical cable has two colours, it will be marked as shown below: Y/R = Yellow/Red.

Wiring Diagram

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