QSB6.7C Wiring Diagram [PDF]

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CM850 WIRING DIAGRAM OEM - INDUSTRIAL ECM PN# 3965159 PROD ECM (ID-15) & ECM PN# 4921776 PROD ECM (ID-15)

OEM J2 > >

J1587 DATALINK

>

A

>




B > C >

<














<


B C

> >

<


B

>

>

A

>

> >

C B

> >

REMOTE ACCEL / VARIABLE PTO POSITION SENSOR

>

A

>

> >

C B

> >

REMOTE ACCEL SWITCH (N.O.)

> >

A B

> >

DIGITAL INPUT

120

SENSOR SIGNAL

O H M S TERMINATING RESISTOR DEUTSCH DT04-3P

>

VEHICLE SPEED SIGNAL (+) VEHICLE SPEED SIGNAL (-)

VEHICLE SPEED SIGNAL VEHICLE SPEED RETURN

REM ACC/VAR PTO SIGNAL REM ACC/VAR PTO RETURN REMOTE ACCEL ON/OFF REMOTE ACCEL RETURN

ACCEL POSITION RETURN

> > > > > >

A B

CLOSED = ON IDLE

ON IDLE SWITCH

CLOSED = OFF IDLE

OFF IDLE SWITCH

ENGINE BRAKE SWITCH

> >

A B A B

CRUISE ON/OFF SWITCH

> >

A B

> >

> >

A B

> >

> >

A B

> >

> >

A B

> >

OEM SWITCH

> >

A B

> >

> >

A B

> >

> >

A B

> >

> >

A B

> >

> >

A B

> >

> >

A B

>

C

>

> >

B A

> >

A B

A/C SWITCH or AUX GOV SWITCH

ALTERNATE IDLE SWITCH DIAGNOSTIC SW

EPF OVERRIDE SWITCH MANUAL FAN SWITCH

46

SAE

J1939(+)

47

SAE

J1939(-)

37

SAE

J1939(SHIELD)

BOOST POWER SWITCH

ISC 2 SWITCH

ISC SWITCH WITH VALIDATION

> >

> >

A B

> >

> >

A B

> >

INC/CRUISE RESUME SWITCH DEC/CRUISE SET SWITCH

TRI-STATE SWITCH

ALT TORQUE SWITCH/OEM TEMP

HSG DROOP SWITCH

TRI-STATE SWITCH

TACHOMETER

> >

A B

> >

RED

> >

A B

> >

YELLOW

STOP LAMP

SERV LAMP 1

DIAG LAMP

SERV LAMP 2 WATER-IN-FUEL LAMP

WATER-IN-FUEL LAMP

SPARE LAMP DRIVER > >

A B

> >

WAIT-TO-START LAMP WAIT-TO-START LAMP KEY SWITCH SIGNAL

QSC & QSL CM850 VIEW LOOKING AT ECM

OEM PRESSURE SENSOR

J2

>

A

>

> >

C B

> >

VR2 (+)

36

VR2 (-)

2 7

VR2 (+)

36

VR2 (-)

26

RAD_IN_11

3

STANDARD_SW_12

22

VSEN2

9

RAD_IN_0

23

RET2

11

BSWITCH_0

1

BSWITCH_1

OEM SENSOR SUPPLY OEM PRESSURE SIGNAL OEM SENSOR RETURN

STANDARD_SWA_1

7

STANDARD_SWA_2

6

STANDARD_SWA_4

5

STANDARD_SWA_9

12

STANDARD_SWA_15

13

STANDARD_SWA_13

2

STANDARD_SWA_14

15

STANDARD_SWA_8

14

ISC 1 SWITCH

> >

27

17

SWITCH RETURN

STANDARD_SWA_3

STANDARD_SWA_10

4

STANDARD_SW_11

16

STANDARD_SWA_5

18

STANDARD_SWA_0

24

STANDARD_SWA_7

25

STANDARD_SWA_6

31

AAD_IN_7

19

AAD_IN_6

41

TACHOMETER

34

R E T 6

43

SINK_0

44

SINK_1

45

SINK_2

50

SINK_3

39

KEY

21

VSEN3* (OEM)

35

RAD_IN_12

32

RET3* (OEM)

SWITCH

(SEE NOTE 2)

1 50

60

KEY - 04

K E Y - 0 5

COLD SIDE: OEM GROUND HOLE #0326 M8 STUD ECM STRAP HOLE #0330 HOT SIDE: OEM GROUND HOLES #0440-0442 M8 STUD

COOLANT LEVEL SENSOR

FAN CLUTCH

5A IGN BOOTKEYS: Pin OEM-1 OEM-2 O E M -5 OEM-11 OEM-25

HALL002

8

CLUTCH SWITCH/BRAKE SWITCH

> >

> >

> >

1

J1708(-)

30

REM ACC/VAR PTO SUPPLY

ACCEL POSITION SIGNAL

J1

J1708(+)

SAE

VEHICLE SPEED SUPPLY

ACCEL POSITION SUPPLY

J 3

SAE

20

FREQ THROTTLE/AXG RETURN J1939 DATALINK (-)

DT04-3P

> >

DEUTSCH DT06-3S

> >




DEUTSCH DT04-3P

FREQ THROTTLE/AXG

10

DEUTSCH

DT06-3S

J1939/11 DATALINK

A B

J1587 DATALINK (-)

>

J1939 DATALINK (+)

MAGNETIC PICKUP SENSOR

O H M S TERMINATING RESISTOR

B

> >

FREQ THROTTLE

3-Pin

J1587 DATALINK (+)

JA1 5 > 87 Protocol is not supported

SCHEMATIC NAMES

Function O f f Idle Diagnostic Service Brake O n Idle Cruise Set

BATT

ACCY

VARIABLE SPEED FAN CLUTCH CONTROLLER

(SEE BELOW)

REFERENCE ECM SCHEMATIC

DUAL OUTPUTS A

PV ECM - MOTOROLA 63D40837X - 10/05/2001 REFERENCE OS-AS ICD

D U A L

REV 23

OUTPUTS B/ STATER LOCKOUT

NOTES: 1) USE SINGLE LINE WIRING FOR RUNS < 15 '. WIRING. WIRING TO BE TWISTED.

A B

> >

> >

A B

> >

>

A

>

> >

C B

> >

COOLANT LEVEL INPUT COOLANT LEVEL RETURN FAN FAN

28

AAD_IN_4

38

PWM_OUT_1 (2A PWM)

29

RET10

38

PWM_OUT_1 (2A PWM)

29

RET10

40

PWM_OUT_4 (2A ON/OFF)

TO BATTERY

START State ground ground open ground ground

> >

> >

A B

> >

> >

A B

> >

> >

A B

> >

FAN CLUTCH POWER FAN CLUTCH SIGNAL FAN CLUTCH RETURN

INTAKE AIR HEATER OUTPUT INTAKE AIR HEATER

RETURN

DUAL OUTPUTS A DUAL OUTPUTS A RETURN DUAL OUTPUTS B / STARTER LOCKOUT DUAL OUTPUTS B RETURN

USE DUAL LINES FOR RUNS > 15 '.

42

RET12

49

PWM_OUT_5 (2A ON/OFF)

48

PWM_OUT_8 (2A PWM)

33

RET11

DEUTSCH DRC26-50S-04

2) VSEN3 AND RET3 ARE COMMON WITH ENGINE CONNECTOR. 3) ALTERNATORS AND STARTER CONNECTIONS SHALL BE IN ACCORDANCE WITH AEB NUMBER 21.35 AND TECH PACKAGE. 4) INTAKE AIR HEATER RELAYS ARE POWERED INTERNAL TO THE ECM FROM THE KEYSWITCH INPUT. SHORTS IN RELAY WIRING MAY BLOW THE KEYSWITCH FUSE.

STARTER RELAY

5) ALL CONNECTOR PART NUMBERS LISTED ARE FOR OEM HARNESS SIDE. 6) ALL UNDERHOOD WIRING SHALL BE 18 AWG GXL OR TXL WIRING UNLESS OTHERWISE NOTED.

( SEE NOTE 1) 12 AWG (PROVIDED BY OEM)

30A

7) ALL CONNECTION CONTACTS TO ECM AND ENGINE HARNESS SHALL BE GOLD PLATED UNLESS OTHERWISE NOTED.

OEM J3 3

8) TOOL POWER FUSE SHALL BE SIZED IN ACCORDANCE WITH THE VEHICLE SYSTEM DESIGN. 9) TOOL POWER FUSE SHALL BE SIZED IN ACCORDANCE WITH THE VEHICLE SYSTEM DESIGN.

ENGINE BLOCK (SEE NOTE 10) ISB02 - BOLT HOLE #2008 ISC02/ISL02 - BOLT HOLE #0326

11) ECM POWER RETURN CONNECTIONAS DETAILED IN TECH PACKAGE 12) FUEL HEATER CONNECTOR IS LOCATED ON ENGINE NEAR FUEL FILTER HOUSING. 9-PIN

CAP

>

C

> > >

D > E > H >

>

> >

J > B >

>

A

>

F

>

G

> > >

BATT(+)

1

BATT(-)

2

BATT(-)

DEUTSCH DTP06-4S NICKEL PLATED

A

10) INTAKE AIR HEATER RETURN CONNECTION PROVIDED BY CUMMINS

BATT(+)

4

J1939 DATALINK (+) J1939 DATALINK (-) J1939 DATALINK (SHIELD) (PROVIDED BY OEM) BATTERY (+) BATTERY (-) J1587 DATALINK (+)

1A

(PROVIDED BY OEM)

( SEE NOTE 9)

STARTER

ALTERNATOR

J1587 DATALINK (-)

+

DEUTSCH HD10-9-1939P

( SEE NOTE 3 ) (PROVIDED BY OEM)

-

(PROVIDED BY OEM)

(PROVIDED BY OEM)

(PROVIDED BY OEM)

2 AWG (PROVIDED BY OEM)

INTAKE AIR HEATER RELAY (SEE ABOVE)

> >

A B

> >

6 AWG

125A

(PROVIDED BY OEM)

6 AWG

125A

(PROVIDED BY OEM)

6 AWG

6 AWG

ENGINE BLOCK (SEE NOTE 9)

12V SYSTEM

(PROVIDED BY OEM)

INTAKE AIR HEATER RELAY (SEE ABOVE) ENGINE GROUND

(-)

6 A W G1 2 5 A

> >

A B

> >

(PROVIDED BY OEM)

6 AWG

(+) 6 A W G

CHASE GROUND

24V SYSTEM

Cummins Confidential 01/14/2005 REV 5 This document (and the information shown thereon) is confidential and proprietary and shall not be disclosed to others in hard copy or electronic form, reproduced by any means, or used for any purpose without written consent of Cummins Engine company.

ENGINE BLOCK (SEE NOTE 9)