2004 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2004  Factory Service Manual AT-186
DTC P1846 ATF PRESSURE SWITCH 6
Revision: August 20072004 QX56
6. CHECK DTC
Perform “DTC Confirmation Procedure”.
Refer to AT-184, "DTC Confirmation Procedure"  .
OK or NG
OK >>INSPECTION

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INFINITI QX56 2004  Factory Service Manual CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIR-
CUIT
AT-187
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
CLOSED THROTTLE POSITION AND WIDE OPEN THROTTLE POSITION CIR-
CUIT
PF

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INFINITI QX56 2004  Factory Service Manual AT-188
BRAKE SIGNAL CIRCUIT
Revision: August 20072004 QX56
BRAKE SIGNAL CIRCUITPFP:25320
CONSULT-II Reference ValueUCS002IE
Diagnostic ProcedureUCS002IF
1. CHECK CAN COMMUNICATION LINE
Perform the sel

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INFINITI QX56 2004  Factory Service Manual TOW MODE SWITCH
AT-189
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
TOW MODE SWITCHPFP:25129
DescriptionUCS002IG
When tow mode switch is “ON”, tow mode switch signals are sent to TCM f

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INFINITI QX56 2004  Factory Service Manual AT-190
TOW MODE SWITCH
Revision: August 20072004 QX56
5. CHECK COMBINATION METER
Check the combination meter. Refer to DI-17, "
How to Proceed With Trouble Diagnosis"  .
OK or NG
OK >>INSPECTION END
N

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INFINITI QX56 2004  Factory Service Manual TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-191
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
TROUBLE DIAGNOSIS FOR SYMPTOMSPFP:00007
AT CHECK Indicator Lamp Does Not Come OnUCS002II
SYMPTOM:
AT CHEC

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INFINITI QX56 2004  Factory Service Manual AT-192
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: August 20072004 QX56
4. CHECK TCM GROUND CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect the A/T assembly harness connector.
3. Check the conti

Page 264 of 3371

INFINITI QX56 2004  Factory Service Manual TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-193
D
E
F
G
H
I
J
K
L
MA
B
AT
Revision: August 20072004 QX56
3. CHECK STARTING SYSTEM
Check the starting system. Refer to SC-10, "
STARTING SYSTEM"  .
OK or NG
OK >>I