2009 INFINITI QX56 Factory Service Manual

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INFINITI QX56 2009 Factory Service Manual WW-2
Wiring Diagram .......................................................61
Fail Safe .................................................................64
SYMPTOM DIAGNOSIS ........................

WW-2
Wiring Diagram .......................................................61
Fail Safe .................................................................64
SYMPTOM DIAGNOSIS .............................66
WIPER AND WASHER SYSTEM SYMPTOMS
...
66
Symptom Table ................................................... ...66
NORMAL OPERATING CONDITION ................69
Description ........................................................... ...69
FRONT WIPER DOES NOT OPERATE ............70
Description ........................................................... ...70
Diagnosis Procedure ..............................................70
PRECAUTION .............................................72
PRECAUTION ... .............................................. ...72
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" .............................................................. ...
72
Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect ..................................
72
ON-VEHICLE REPAIR ................................74
FRONT WIPER ARM ...................................... ...74
Front Wiper Arms ................................................ ...74
FRONT WIPER DRIVE ASSEMBLY .................75
Wiper Motor and Linkage ..................................... ...75
FRONT WASHER TUBE ...................................76
Washer Tube Layout ............................................ ...76
FRONT WASHER NOZZLE ..............................77
Washer Nozzle Adjustment .................................. ...77
WASHER TANK ................................................78
Washer Fluid Reservoir ..........................................78
FRONT WASHER PUMP ..................................79
Washer Motor ...................................................... ...79
FRONT WIPER AND WASHER SWITCH .........80
Wiper and Washer Switch .................................... ...80
REAR WIPER AND WASHER SYSTEM ...........81
Rear Wiper Arm ................................................... ...81
Rear Wiper Motor ....................................................81
Rear Washer Nozzle Adjustment ............................82
Rear Washer Tube Layout ......................................83
Rear Washer Nozzle ...............................................83
Rear Wiper and Washer Switch ..............................83
Washer Fluid Reservoir ....................................... ...84
Washer Motor .........................................................84
Revision: December 20092009 QX56

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INFINITI QX56 2009 Factory Service Manual DIAGNOSIS AND REPAIR WORKFLOWWW-3
< BASIC INSPECTION >
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Work FlowINFOID:0000000003776275
DETAILED FLOW
1. LISTEN TO CUSTOM

Page 4091 of 4171

INFINITI QX56 2009 Factory Service Manual WW-4
< FUNCTION DIAGNOSIS >
FRONT WIPER AND WASHER SYSTEM
FUNCTION DIAGNOSIS
FRONT WIPER AND WASHER SYSTEM
System DiagramINFOID:0000000003776276
System DescriptionINFOID:0000000003776277
OUTLINE
The f

Page 4092 of 4171

INFINITI QX56 2009 Factory Service Manual FRONT WIPER AND WASHER SYSTEMWW-5
< FUNCTION DIAGNOSIS >
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• BCM transmits the front wiper request signal (INT) to IPDM E/R with CAN communication according to the
fro

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INFINITI QX56 2009 Factory Service Manual WW-6
< FUNCTION DIAGNOSIS >
FRONT WIPER AND WASHER SYSTEM
• When the front wiper request signal is stopped, IPDM E/R turns ON the front wiper relay until the front wiper
motor returns to the stop po

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INFINITI QX56 2009 Factory Service Manual FRONT WIPER AND WASHER SYSTEMWW-7
< FUNCTION DIAGNOSIS >
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Component Parts LocationINFOID:0000000004115468
Component DescriptionINFOID:0000000003776279
1. IPDM E/R E121,

Page 4095 of 4171

INFINITI QX56 2009 Factory Service Manual WW-8
< FUNCTION DIAGNOSIS >
REAR WIPER AND WASHER SYSTEM
REAR WIPER AND WASHER SYSTEM
System DiagramINFOID:0000000003776280
System DescriptionINFOID:0000000003776281
OUTLINE
The rear wiper is controll

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INFINITI QX56 2009 Factory Service Manual REAR WIPER AND WASHER SYSTEMWW-9
< FUNCTION DIAGNOSIS >
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• BCM reads an auto stop signal from the rear wiper motor to detect a rear wiper motor position.
• When the

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