2005 INFINITI QX4 Factory Service Manual

Page 2353 of 3419

INFINITI QX4 2005  Factory Service Manual LAN-74
[CAN]
CAN SYSTEM (TYPE 2)
Revision: October 20052005 QX56
Case 16
Check front air control circuit. Refer to LAN-87, "Front Air Control Circuit Check" .
SKIB3471E
PKIA8815E

Page 2354 of 3419

INFINITI QX4 2005  Factory Service Manual CAN SYSTEM (TYPE 2)
LAN-75
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: October 20052005 QX56
Case 17
Check ABS actuator and electric unit (control unit) circuit. Refer to LAN-87, "ABS Actuator and Elec

Page 2355 of 3419

INFINITI QX4 2005  Factory Service Manual LAN-76
[CAN]
CAN SYSTEM (TYPE 2)
Revision: October 20052005 QX56
Case 18
Check IPDM E/R circuit. Refer to LAN-88, "IPDM E/R Circuit Check" .
SKIB3473E
PKIA8817E

Page 2356 of 3419

INFINITI QX4 2005  Factory Service Manual CAN SYSTEM (TYPE 2)
LAN-77
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: October 20052005 QX56
Case 19
Check CAN communication circuit. Refer to LAN-88, "CAN Communication Circuit Check" .
Case 20
Check

Page 2357 of 3419

INFINITI QX4 2005  Factory Service Manual LAN-78
[CAN]
CAN SYSTEM (TYPE 2)
Revision: October 20052005 QX56
Case 21
Check IPDM E/R ignition relay circuit continuously sticks “ON”. Refer to LAN-89, "IPDM E/R Ignition Relay Cir-
cuit Check"

Page 2358 of 3419

INFINITI QX4 2005  Factory Service Manual CAN SYSTEM (TYPE 2)
LAN-79
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: October 20052005 QX56
3. CHECK HARNESS FOR OPEN CIRCUIT
1. Disconnect ICC sensor connector.
2. Check continuity between harness co

Page 2359 of 3419

INFINITI QX4 2005  Factory Service Manual LAN-80
[CAN]
CAN SYSTEM (TYPE 2)
Revision: October 20052005 QX56
Circuit Check Between ICC Unit and Driver Seat Control UnitUKS001PP
1. CHECK CONNECTOR
1. Turn ignition switch OFF.
2. Disconnect the n

Page 2360 of 3419

INFINITI QX4 2005  Factory Service Manual CAN SYSTEM (TYPE 2)
LAN-81
[CAN]
C
D
E
F
G
H
I
J
L
MA
B
LAN
Revision: October 20052005 QX56
3. CHECK HARNESS FOR OPEN CIRCUIT
Check continuity between harness connector M40 terminals 51J (L),
52J (P)