2004 INFINITI QX56 Factory Service Manual

Page 3185 of 3371

INFINITI QX56 2004  Factory Service Manual TF-60
4WD SOLENOID VALVE
Revision: August 20072004 QX56
4WD SOLENOID VALVEPFP:00000
Diagnostic ProcedureEDS00183
1. CHECK 4WD SOLENOID VALVE
Refer to TF-95, "
4WD SOLENOID VALVE, CLUTCH PRESSURE
SWITC

Page 3186 of 3371

INFINITI QX56 2004  Factory Service Manual 4WD SOLENOID VALVE
TF-61
C
E
F
G
H
I
J
K
L
MA
B
TF
Revision: August 20072004 QX56
4. PERFORM SELF-DIAGNOSIS
After driving for a while, perform self-diagnosis.
Refer to TF-27, "
Trouble Diagnosis witho

Page 3187 of 3371

INFINITI QX56 2004  Factory Service Manual TF-62
2-4WD SHIFT SOLENOID VALVE AND 4WD SHIFT SWITCH
Revision: August 20072004 QX56
2-4WD SHIFT SOLENOID VALVE AND 4WD SHIFT SWITCHPFP:00000
Diagnostic ProcedureEDS00184
1. CHECK 2-4WD SHIFT SOLENOID

Page 3188 of 3371

INFINITI QX56 2004  Factory Service Manual 2-4WD SHIFT SOLENOID VALVE AND 4WD SHIFT SWITCH
TF-63
C
E
F
G
H
I
J
K
L
MA
B
TF
Revision: August 20072004 QX56
3. CHECK 4WD SHIFT SWITCH POWER SOURCE
1. Disconnect 4WD shift switch harness connector.

Page 3189 of 3371

INFINITI QX56 2004  Factory Service Manual TF-64
TRANSFER MOTOR AND TRANSFER MOTOR RELAY
Revision: August 20072004 QX56
TRANSFER MOTOR AND TRANSFER MOTOR RELAYPFP:00000
Diagnostic ProcedureEDS00185
1. CHECK TRANSFER MOTOR AND TRANSFER MOTOR RE

Page 3190 of 3371

INFINITI QX56 2004  Factory Service Manual TRANSFER MOTOR AND TRANSFER MOTOR RELAY
TF-65
C
E
F
G
H
I
J
K
L
MA
B
TF
Revision: August 20072004 QX56
4. CHECK HARNESS CONTINUITY
1. Turn ignition switch to OFF position.
2. Disconnect transfer contr

Page 3191 of 3371

INFINITI QX56 2004  Factory Service Manual TF-66
TRANSFER FLUID TEMPERATURE SENSOR
Revision: August 20072004 QX56
TRANSFER FLUID TEMPERATURE SENSORPFP:00000
Diagnostic ProcedureEDS00186
1. CHECK TRANSFER FLUID TEMPERATURE SENSOR
Refer to TF-95

Page 3192 of 3371

INFINITI QX56 2004  Factory Service Manual TRANSFER FLUID TEMPERATURE SENSOR
TF-67
C
E
F
G
H
I
J
K
L
MA
B
TF
Revision: August 20072004 QX56
3. CHECK INPUT SIGNAL
 With CONSULT-II
1. Start engine.
2. Select “ECU INPUT SIGNALS” in Data Monit