2010 INFINITI QX56 Factory Service Manual

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Page 785 of 4210

INFINITI QX56 2010 Factory Service Manual WATER PUMPCO-21
< ON-VEHICLE REPAIR >
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INSPECTION AFTER INSTALLATION
• Check for leaks of engine coolant. Refer to
CO-10, "Inspection".
• Start and warm up engine. V

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INFINITI QX56 2010 Factory Service Manual CO-22
< ON-VEHICLE REPAIR >
THERMOSTAT AND WATER PIPING
THERMOSTAT AND WATER PIPING
Exploded ViewINFOID:0000000005149051
Removal and InstallationINFOID:0000000005149052
REMOVAL
Removal of Thermostat
1

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INFINITI QX56 2010 Factory Service Manual THERMOSTAT AND WATER PIPINGCO-23
< ON-VEHICLE REPAIR >
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Perform when the engine is cold.
2. Disconnect the water cut valve connector.
3. Disconnect the water hoses from t

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INFINITI QX56 2010 Factory Service Manual CO-24
< SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Standard and LimitINFOID:00000000051490

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INFINITI QX56 2010 Factory Service Manual DEF-1
DRIVER CONTROLS
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SECTION DEF
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CONTENTS
DEFOGGER
BASIC INSPECTION ....... .............................3
DIAGNOSIS AND REPAIR WORKFLOW ..... .....3
Repair Work Fl

DEF-1
DRIVER CONTROLS
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SECTION DEF
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CONTENTS
DEFOGGER
BASIC INSPECTION ....... .............................3
DIAGNOSIS AND REPAIR WORKFLOW ..... .....3
Repair Work Flow ................................................ ......3
FUNCTION DIAGNOSIS ...............................4
REAR WINDOW DEFOGGER SYSTEM ........ .....4
System Diagram .................................................. ......4
System Description ...................................................4
Component Parts Location ........................................5
Component Description .............................................5
DIAGNOSIS SYSTEM (BCM) .............................6
COMMON ITEM ..................................................... ......6
COMMON ITEM : CONSULT-III Function (BCM -
COMMON ITEM) .......................................................
6
REAR WINDOW DEFOGGER ............................... ......6
REAR WINDOW DEFOGGER : CONSULT-III
Function (BCM - REAR DEFOGGER) ......................
7
COMPONENT DIAGNOSIS ..........................8
REAR WINDOW DEFOGGER SWITCH ........ .....8
Description .......................................................... ......8
Component Function Check ......................................8
Diagnosis Procedure .................................................8
REAR WINDOW DEFOGGER RELAY ...............9
Description .......................................................... ......9
Component Function Check ......................................9
Diagnosis Procedure .................................................9
REAR WINDOW DEFOGGER POWER SUP-
PLY AND GROUND CIRCUIT ............................
10
Description .......................................................... ....10
Component Function Check ....................................10
Diagnosis Procedure ...............................................10
Component Inspection ............................................11
DOOR MIRROR DEFOGGER LH ..................
....12
Description ........................................................... ....12
Component Function Check ....................................12
Diagnosis Procedure ...............................................12
Component Inspection .............................................13
DOOR MIRROR DEFOGGER RH .....................15
Description ...............................................................15
Component Function Check ....................................15
Diagnosis Procedure ...............................................15
Component Inspection .............................................16
ECU DIAGNOSIS .........................................18
BCM (BODY CONTROL MODULE) .................18
Reference Value .................................................. ....18
Terminal Layout .......................................................21
Physical Values ................................................... ....21
Wiring Diagram ........................................................27
Fail Safe ..................................................................34
DTC Inspection Priority Chart ...............................35
DTC Index ...............................................................35
SYMPTOM DIAGNOSIS ..............................37
REAR WINDOW DEFOGGER AND DOOR
MIRROR DEFOGGER DO NOT OPERATE. ....
37
Diagnosis Procedure ........................................... ....37
REAR WINDOW DEFOGGER DOES NOT
OPERATE BUT BOTH OF DOOR MIRROR
DEFOGGER OPERATE. ...................................
38
Diagnosis Procedure ...............................................38
BOTH DOORS MIRROR DEFOGGER DON’T
OPERATE BUT REAR WINDOW DEFOG-
GER OPERATES ..............................................
39
Diagnosis Procedure ...............................................39
DRIVER SIDE DOOR MIRROR DEFOGGER
DOES NOT OPERATE. .....................................
40
Diagnosis Procedure ...............................................40
Revision: April 20092010 QX56

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INFINITI QX56 2010 Factory Service Manual DEF-2
PASSENGER SIDE DOOR MIRROR DEFOG-
GER DOES NOT OPERATE. ............................
41
Diagnosis Procedure ........................................... ...41
REAR WINDOW DEFOGGER SWITCH DOES

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INFINITI QX56 2010 Factory Service Manual DIAGNOSIS AND REPAIR WORKFLOWDEF-3
< BASIC INSPECTION >
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORKFLOW
Repair Work FlowINFOID:0000000005146816
DETAILED FLOW
1. OBTAIN

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INFINITI QX56 2010 Factory Service Manual DEF-4
< FUNCTION DIAGNOSIS >
REAR WINDOW DEFOGGER SYSTEM
FUNCTION DIAGNOSIS
REAR WINDOW DEFOGGER SYSTEM
System DiagramINFOID:0000000005146817
System DescriptionINFOID:0000000005146818
Operation Descri

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