Cat Electrical 797 Truck Transmission Control Electrical Circuit System Schematic Manual - PDF DOWNL

RENR2688 November 2000

797 Truck Transmission Control Electrical Circuit 5YW1-UP

©2000 Caterpillar All Rights Reserved

Printed in U.S.A.

1451144 XMSN CONTROL 1588618

CF-C4 1471446

XMSN CONTROL STATE UNUSED UNUSED CAB CONTROL STATE UNUSED CAN (LOW) CDL CDL+ INSTRUMENT RETURN UNUSED +8V POWER SUPPLY SENSOR RETURN UNUSED UNUSED UNUSED GEAR SELECT STATE UNUSED CAN(HIGH) CAN(SHIELD) ECM LOCATION CODE 0 ECM LOCATION CODE 1 ECM LOCATION CODE 2 ECM LOCATION CODE 3 XMSN LUBE OIL PRESS UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED MACHINE LOCKOUT XMSN INPUT SPEED + XMSN INPUT SPEED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED ENGINE SPEED SNSR + ENGINE SPEED SNSR UNUSED UNUSED UNUSED UNUSED TC INLET FLTR BYPASS SW UNUSED UNUSED UNUSED UNUSED T/C OIL TEMP XMSN OIL TEMP XMSN OUTPUT SPEED +2 XMSN CHARGE FLTR BYPASS TC SCREEN BYPASS SW XMSN OIL LVL SW UNUSED KEY SWITCH UNUSED UNUSED XMSN LATCHING SNSR B XMSN LATCHING SNSR A XMSN OUTPUT SPEED +1 UNUSED XMSN OUTPUT SPEED +1 XMSN OUTPUT SPEED -2 XMSN INTERMEDIATE SPD -1 XMSN INTERMEDIATE SPD +1 UNUSED UNUSED

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70

+ BATTERY + BATTERY - BATTERY - BATTERY UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED PROP RET 17-20 PROP RET 13-16 UNUSED UNUSED UNUSED UNUSED PROP RET 21-25 UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED XMSN SHIFT TRIGGER OUTPUT UNUSED UNUSED ON/OFF RET 1-4 UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED UNUSED XMSN LATCH VALVE XMSN 2 STAGE SOL - BATTERY + BATTERY UNUSED PROP RET 5,6,7,9 XMSN CLUTCH 7 XMSN CLUTCH 5 PROP RET 1-4 UNUSED UNUSED CUSTOMER MACH LOCKOUT LAMP - BATTERY + BATTERY UNUSED PROP RET 8 &10 TC LOCKUP SOLENOID XMSN CLUTCH 6 XMSN CLUTCH 3 XMSN CLUTCH 4 XMSN CLUTCH 1 XMSN CLUTCH 2 UNUSED UNUSED UNUSED - BATTERY + BATTERY

1 23 2 22 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70

AM-C6 1607690

XMSN CLUTCH PACK SOL 1

WH-16 WH-16

1 H801-AR1PU-18 2 751-AR11GN-18 AR-C2 3E3364

WH-16 WH-16

1 H802-AR7 GY-18 2 752-AR12 YL-18 AR-C3 3E3364

WH-16 WH-16

1 H801-AR3 PU-18 2 754-AR13 BU-18 AR-C4 3E3364

WH-16 WH-16

1 H802-AR4 GY-18 2 755-AR14 OR-18 AR-C5 3E3364

WH-16 WH-16

1 H802-AR6 GY-18 2 900-AR15 PU-18 AR-C6 3E3364

WH-16 WH-16

1 H801-AR2 PU-18 2 901-AR16 WH-18 AR-C7 3E3364

J881-CF21 YL-18

J882-CF49 BR-18

1451144 XMSN CLUTCH PACK SOL 2

F712-CF13 GY-18 892-CF1 BR-18 893-CF2 GN-18 J764-CF45 BR-18

XMSN CLUTCH PACK SOL 3

1451144

799-CF4 WH-16 J765-CF5 BU-16

J883-CF50 BU-18

892-CF1 BR-18 893-CF2 GN-18

RENR2683 1451144 XMSN CLUTCH PACK SOL 5 A B C

F711-CF12 GN-18 F712-CF13 GY-18 A234-CF14 BK-18

G428-CF42 BU-16

FUTURE CAN LINK

CF-C6 3E3364

A491-CF11 WH-18 J765-CF5 BU-16 799-CF4 WH-16 481-CF22 GN-18 428-CF15 OR-16 E906-CF16 OR-16 426-CF17 BR-16 A493-CF18 YL-18 C989-CF36 PU-18

WH-16 GY-16 YL-16 PU-16

JUNCTION BLOCK 21 TERM J-C89 1153082

7 6 3 2 1 5 4 8 9

CUSTOMER MACHINE LOCKOUT

1565542 XMSN LATCH VALVE SOL

BK-18 WH-18

1 2

AE-C4 3E3361 E901-AE12 GN-16-P E900-AE11 WH-16-P

XMSN SPEED SNSR 1 AE-C5 1509164 3E3361

H807-AR18 YL-18 J832-AR19 YL-18 AR-C9 3E3361

1 2

BK-18 WH-18

1 2

E907-AE14 GY-16-P E906-AE13 OR-16-P

A253-AM6 BK-16 126-AM1 RD-16

AE-C3 1554319 E900-AE11 WH-16-P E901-AE12 GN-16-P E906-AE13 OR-16-P E907-AE14 GY-16-P

H801-AR9 PU-18 J831-AR20 GY-18

AT-C3 6D5234 G E900-AT5 H E901-AT6 I E906-AT7 J E907-AT8

1 2

J-C3 1471446 40 41

1 2

12 13 14 15 16 17 18 19 20 22 23 24

1 2 5 6 7 8 9 10 13 15 16 17 18 19

XMSN LUBE OIL PRESS SNSR 1593279 OR-18 +V BK-18 GROUND SIGNAL WH-18

A B C

XMSN LUBE OIL TEMP SNSR 1187226 OR-18 +V BK-18 GROUND SIGNAL WH-18

CA-C3 3E3367 799-CA1 WH-16 J765-CA2 BU-16 428-CA12 OR-16

450-J123 YL-18 451-J120 BR-18 451-J122 BR-18 450-J124 YL-18

XMSN CHARGE FILTER SW 1647577

CA-C7 3E3361 CONN 7 25 PIN J-C50 CN-C1 8N1517 8N1518

450-J124 YL-18 451-J122 BR-18 799-J389 WH-16 A491-J110 WH-18 E909-J321 WH-18 E908-J320 BR-18 A493-J111 YL-18 481-J112 GN-18 J765-J210 BU-16 C989-J50 PU-18 J881-J96 YL-18 J882-J95 BR-18 J883-J421 BU-18 113-J164 OR-18

450-J123 YL-18 451-J120 BR-18 C989-J50 PU-18 A493-J111 YL-18 A491-J110 WH-18 J765-J210 BU-16 799-J389 WH-16 481-J112 GN-18 E909-J321 WH-18 E908-J320 BR-18 H803-J388 BU-18 705-J113 PK-18

799-J389 WH-16 C989-J50 PU-18 E909-J321 WH-18 E908-J320 BR-18 A493-J111 YL-18 481-J112 GN-18 A491-J110 WH-18 J765-J210 BU-16 J883-J421 BU-18 J881-J96 YL-18 J882-J95 BR-18

426-CF17 BR-16 E900-CF25 WH-16 E901-CF24 GN-16 J823-CF23 YL-16 428-CF15 OR-16 E902-CF28 PU-16 E903-CF27 YL-16 E906-CF16 OR-16 E907-CF26 GY-16 G428-CF42 BU-16 799-CF43 WH-16 J765-CF29 BU-16

A B C

CA-C5 3E3370 799-CA29 WH-16 J765-CA30 BU-16 G428-CA31 BU-16

799-CA6 WH-16

YL-18 YL-18 BR-18 BR-18

12 13 14 15 16 17 18 19 20 21 22 23

426-AV11 BR-16 E900-AV12 WH-16 E901-AV13 GN-16 J823-AV14 YL-16 428-AV15 OR-16 E902-AV16 PU-16 E903-AV17 YL-16 E906-AV18 OR-16 E907-AV19 GY-16 G428-AV24 BU-16 799-AV20 WH-16 J765-AV21 BU-16

426-AV11 BR-16 E900-AV12 WH-16 E901-AV13 GN-16 J823-AV14 YL-16 428-AV15 OR-16 E902-AV16 PU-16 E903-AV17 YL-16 E906-AV18 OR-16 E907-AV19 GY-16 799-AV20 WH-16 J765-AV21 BU-16 G428-AV24 BU-16

451-J121 BR-18 450-J119 YL-18

450-J124 450-J123 451-J120 451-J122

CONN 5 40 PIN CF-C1 AV-C3 9X7148 9X7147

BK-18 WH-18

2 3 16 15 14 10 8 6 5 4 18 17

CONN 55 40 PIN PA-C30 CN-C3 1130580 3E6286

450-CN1 451-CN2 C989-CN9 A493-CN8 A491-CN7 J765-CN51 799-CN6 481-CN5 E909-CN4 E908-CN3 H803-CN10 705-CN11

YL-18 BR-18 PU-18 YL-18 WH-18 BU-18 WH-16 GN-18 WH-18 BR-18 BU-18 PK-18

451-CN2 BR-18 450-CN1 YL-18 E908-CN3 BR-18 E909-CN4 WH-18 C989-CN9 PU-18 J765-CN51 BU-18 A491-CN7 WH-18 A493-CN8 YL-18 481-CN5 GN-18 799-CN6 WH-16 H803-CN10 BU-18 705-CN11 PK-18

39 38 27 26 22 21 20 18 16 15 13 12

451-PA24 BR-18 450-PA23 YL-18 E908-PA20 BR-18 E909-PA19 WH-18 C989-PA17 PU-18 J765-PA16 BU-18 A491-PA15 WH-18 A493-PA13 YL-18 481-PA11 GN-18 799-PA10 WH-16 H803-PA9 BU-18 705-PA8 PK-18

426-CA11 BR-16 J765-CA3 BU-16 J765-PA25 BU-18 J765-PA16 BU-18 J765-PA26 BU-18 J765-PA27 BU-18 J765-PA28 BU-18 705-PA8 PK-18 H803-PA9 BU-18 799-PA10 WH-16 481-PA11 GN-18 A493-PA13 YL-18 A491-PA15 WH-18 C989-PA17 PU-18 E909-PA19 WH-18 E908-PA20 BR-18 450-PA23 YL-18 451-PA24 BR-18

1 2

CA-C6 8T8732 J765-CA7

BU-16

J765-CA30

BU-16

799-CA5 WH-16 J765-CA4 BU-16 J823-CA8 YL-16

A B C

XMSN LATCHING PRESS SNSR 1004311 OR +8V BK GROUND WH SIGNAL

J-C32 1471446 1 J882-J95 BR-18 4 J881-J96 YL-18

CAB CONTROL STATE XMSN CONTROL STATE

33 J883-J421 BU-18 J-C34 1607690

GEAR SELECT STATE CHASSIS CONTROL 1499994

PA-C15 3E3361

754-AM52 BU-16 751-AM50 GN-16 752-AM49 YL-16 H802-AM31 GY-16 902-AM56 BR-16 H801-AM48 PU-16 J832-AM57 YL-18 J831-AM58 GY-18 900-AM55 PU-16 755-AM51 OR-16 901-AM53 WH-16 H807-AM8 YL-16

BK-18 WH-18

1 2

451-PA24 BR-18 450-PA23 YL-18

ENGINE SPEED SENSOR 6V2455 PA-C23 3E3361 1 2

705-PA8 PK-18 H803-PA9 BU-18

TC LOCKUP SOL 1451144 TC SCREEN SW 1647577

XMSN SHIFT TRIGGER OUTPUT (FOR COMMISSIONING ONLY)

PA-C44 3E3361 1 2

TC INLET FLTR SW 1647577

A493-PA13 YL-18 J765-PA26 BU-18

PA-C45 3E3361 1 2

A491-PA15 WH-18 J765-PA25 BU-18

PA-C17 3E3361 BK-18 1 E909-PA19 WH-18 WH-18 2 E908-PA20 BR-18 XMSN INPUT SPEED SNSR 1509164 PA-C25 TC OIL TEMP SNSR 3E3367 1187226 OR A VS 799-PA10 WH-16 BK B GROUND J765-PA27 BU-18 WH C SIGNAL 481-PA11 GN-18

126-AM2 RD-14 126-AM7 RD-14

705-AM44 PK-18 H803-AM54 BU-18

426-CA11 BR-16 E900-CA22 WH-16 E901-CA23 GN-16 J823-CA8 YL-16 428-CA12 OR-16 E902-CA9 PU-16 E903-CA10 YL-16 E906-CA24 OR-16 E907-CA25 GY-16 799-CA6 WH-16 J765-CA7 BU-16 G428-CA31 BU-16

INTERMEDIATE SPEED SENSOR 6V2455

CONN 15 24 PIN J-C60 CF-C5 9X0146 7X6222

A253-AM20 BK-14 A253-AM12 BK-14

WH-16 GN-16 OR-16 GY-16

CONN 50 24 PIN

450-J119 YL-18 451-J121 BR-18

450-CF8 YL-18 451-CF9 BR-18 799-CF48 WH-16 A491-CF11 WH-18 E909-CF7 WH-18 E908-CF6 BR-18 A493-CF18 YL-18 481-CF22 GN-18 J765-CF30 BU-16 C989-CF36 PU-18 J881-CF21 YL-18 J882-CF49 BR-18 J883-CF50 BU-18 113-CF19 OR-18

AM-C7 9X7143

ET-C2 3E3361

E903-ET1 YL-18 E902-ET2 PU-18

CONN 56 2 PIN

J831-AM58 GY-18 J832-AM57 YL-18 902-AM56 BR-16 900-AM55 PU-16 901-AM53 WH-16 754-AM52 BU-16 755-AM51 OR-16 751-AM50 GN-16 752-AM49 YL-16 H801-AM48 PU-16 H802-AM31 GY-16 H807-AM8 YL-16

CONN 53 24 PIN AV-C2 CA-C1 7X6222 9X0145

G428-CA31 BU-16 J823-CA8 YL-16 799-CA6 WH-16 426-CA11 BR-16 428-CA12 OR-16 J765-CA7 BU-16

CUSTOMER 1 MACHINE H453-AM16 GY-16 2 LOCKOUT LAMP H807-AM17 YL-16 AM-C8 3E3361

126-AM1 RD-16 126-AM22 RD-16 126-AM21 RD-16 126-AM4 RD-16 126-AM10 RD-16 A253-AM5 BK-16 A253-AM6 BK-16 A253-AM23 BK-16 A253-AM24 BK-16 A253-AM11 BK-16

AY-C2 9X7144

1 2 3 4 6 7 8 9 10 17 18 19

E902-CA9 PU-16 E903-CA10 YL-16

CA-C2 AT-C2 7X6222 9X0145 11 WH-16 E900-CA22 12 GN-16 E901-CA23 13 OR-16 E906-CA24 14 GY-16 E907-CA25

CONN 48 14 PIN

XMSN SPEED SNSR 2 1509164

H453-AM16 GY-16 A253-AM11 BK-16 126-AM10 RD-16 H803-AM54 BU-18 705-AM44 PK-18 901-AM53 WH-16 754-AM52 BU-16 755-AM51 OR-16 751-AM50 GN-16 752-AM49 YL-16

CONN 6 24 PIN J831-AY1 GY-16 J832-AY2 YL-16 902-AY3 BR-16 900-AY4 PU-16 901-AY5 WH-16 754-AY6 BU-16 755-AY7 OR-16 751-AY8 GN-16 752-AY9 YL-16 H801-AY14 PU-16 H802-AY15 GY-16 H807-AY16 YL-16

AY-C1 9X7144

AR-C10 3E3364

E902-AR22 PU-18 E903-AR21 YL-18

BR-18 BR-18 BR-18 YL-18 YL-18 YL-18

RENR2680

1 J884-AM15 PU-16 2 H807-AM14 YL-16 AM-C1 3E3364

1 2

AR-C11 ET-C1 3E3361 3E3364

113-J266 OR-18

H807-AM13 YL-16 H807-AM14 YL-16 H807-AM17 YL-16

AU-C2 9X7143

E903-AR21 YL-18 E902-AR22 PU-18

RENR2680

H807-AM13 YL-16

GN-18 GN-18

XXX-XXXX XMSN 2 STAGE RELIEF VALVE SOL

113-J164 OR-18 113-J92 OR-18 113-J327 OR-18 113-J150 OR-18 113-J36 OR-16 113-J14 OR-18

J884-AM15 PU-16

CONN 54 24 PIN 1 J831-AY1 GY-16 2 J832-AY2 YL-16 3 902-AY3 BR-16 4 900-AY4 PU-16 6 901-AY5 WH-16 7 754-AY6 BU-16 8 755-AY7 OR-16 9 751-AY8 GN-16 10 752-AY9 YL-16 17 H801-AY14 PU-16 18 H802-AY15 GY-16 19 H807-AY16 YL-16

CA-C4 AU-C8 3E3364 3E3361 1 E902-AU4 PU-16 2 E903-AU5 YL-16

1 H802-AR8 GY-18 2 902-AR17 BR-18 AR-C8 3E3364

GN GN

J765-CF30 BU-16 799-CF48 WH-16 481-CF22 GN-18 E908-CF6 BR-18 E909-CF7 WH-18 113-CF19 OR-18 A491-CF11 WH-18 A493-CF18 YL-18 C989-CF36 PU-18 J883-CF50 BU-18 J882-CF49 BR-18 J881-CF21 YL-18 450-CF8 YL-18 451-CF9 BR-18

126-AM22 RD-16 126-AM21 RD-16 A253-AM24 BK-16 A253-AM23 BK-16

H802-AM31 GY-16 902-AM56 BR-16 900-AM55 PU-16 H801-AM48 PU-16

ER-C1 3E3361

J-C16 1153082 15 451-J122 14 451-J121 13 451-J120 12 450-J124 11 450-J123 10 450-J119 JUNCTION BLOCK 21 TERM

J823-CF23 YL-16 E901-CF24 GN-16

WH-16 WH-16

XMSN CLUTCH PACK SOL 7 201-ER1 BK-16

IBC CONTROL 1499995 LOCATION CODE 13 ENGINE SPEED + ENGINE SPEED -

113-CF19 OR-18

J831-AU17 GY-16 J832-AU16 YL-16 902-AU14 BR-16 900-AU12 PU-16 901-AU13 WH-16 754-AU10 BU-16 755-AU11 OR-16 751-AU6 GN-16 752-AU9 YL-16 H801-AU7 PU-16 H802-AU8 GY-16 H807-AU15 YL-16

1451144

G428-CF42 BU-16 E900-CF25 WH-16 E901-CF24 GN-16 J823-CF23 YL-16 428-CF15 OR-16 E902-CF28 PU-16 E903-CF27 YL-16 E906-CF16 OR-16 E907-CF26 GY-16 426-CF17 BR-16 J765-CF29 BU-16 799-CF43 WH-16

450-CF8 YL-18 451-CF9 BR-18

J832-AM57 YL-18 J831-AM58 GY-18 A253-AM5 BK-16 126-AM4 RD-16

1 2

R988-CF47 PK-16 J765-CF46 BU-16

R988-CF47 PK-16 E908-CF6 BR-18 E909-CF7 WH-18

H802-AR10 GY-18

J832-AU16 YL-16 H807-AU15 YL-16 901-AU13 WH-16 900-AU12 PU-16 754-AU10 BU-16 751-AU6 GN-16 H801-AU7 PU-16 H802-AU8 GY-16 752-AU9 YL-16 755-AU11 OR-16 902-AU14 BR-16 J831-AU17 GY-16 E902-AU4 PU-16 E903-AU5 YL-16

1451144 XMSN CLUTCH PACK SOL 6

CF-C9 3E3370 CONN 9 2 PIN

E900-CF25 E907-CF26 E903-CF27 E902-CF28

H801-AR5 PU-18

1451144 XMSN CLUTCH PACK SOL 4

F711-CF12 GN-18 A234-CF14 BK-18 J764-CF10 BR-18 J764-CF3 BR-18

CONN 52 17 PIN A 751-AR11 GN-18 751-AU6 GN-16 B H801-AR5 PU-18 H801-AU7 PU-16 C H802-AR10 GY-18 H802-AU8 GY-16 D 752-AR12 YL-18 752-AU9 YL-16 E 754-AR13 BU-18 754-AU10 BU-16 F 755-AR14 OR-18 755-AU11 OR-16 G 900-AR15 PU-18 900-AU12 PU-16 H 901-AR16 WH-18 901-AU13 WH-16 K E903-AR21 YL-18 E903-AU5 YL-16 L E902-AR22 PU-18 E902-AU4 PU-16 N 902-AR17 BR-18 902-AU14 BR-16 P H807-AR18 YL-18 H807-AU15 YL-16 R J832-AR19 YL-18 J832-AU16 YL-16 S J831-AR20 GY-18 J831-AU17 GY-16 AU-C3 AR-C1 1086177 1086259

H803-AM54 BU-18 705-AM44 PK-18 126-AM2 RD-14 126-AM7 RD-14 A253-AM12 BK-14 A253-AM20 BK-14

1 8 2 3 4 5

CONN 23 24 PIN E-C1 J-C14 9X0146 7X6222

H803-J388 BU-18 705-J113 PK-18 126-J450 RD-14 126-J451 RD-14 A253-J396 BK-14 A253-J202 BK-14

J-C59 AM-C2 3E5179 3E5176 CONN 14 12 PIN

RENR2680

126-J450 RD-14 126-J451 RD-14

20 21

XMSN CONTROL BREAKER 6T3643

126-E3 RD-14 126-E4 RD-14

15A

101-EV1 RD-10

RENR2680

PT OIL LVL SW 1232993

PA-C18 3E3361 BK BK

A253-J396 A253-J202 A252-J395 A252-J232

BK-14 BK-14 BK-14 BK-14

A251-J254 BK-16 A274-J439 BK-14 A274-J438 BK-14

REAR CAB GROUND BOSS 1 8X4711

RENR2680

1 2

C989-PA17 PU-18 J765-PA28 BU-18

Media Number

797 Truck Electrical System Schematic Titles

RENR2570

797 Truck Electrical System

RENR2680

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RENR2681

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RENR2682

Integrated Brake Control Circuit

RENR2683

Vital Information Management System (VIMS)

RENR2684

Panel Lamp and Miscellaneous Circuits

RENR2685

Washer / Wiper and Turn Signal Circuits

RENR2686

Heater and Air Conditioning Circuits

RENR2687

Chassis Control Circuit

RENR2688

Transmission Control Circuit

RENR2689

Front Engine Control Circuit

RENR2690

Rear Engine Control Circuit

RENR2691

Master Engine Control Circuit

RENR2692

Schematic Tables and Symbol Definitions

RENR2688 797 TRUCK TRANSMISSION CONTROL CIRCUIT