Infiniti QX56 (JA60). Manual — part 783

RF-1

BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY

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SECTION

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CONTENTS

ROOF

BASIC INSPECTION . . . . . . . . .

3

DIAGNOSIS AND REPAIR WORKFLOW . . ..

3

Work Flow . . . . . . . . . . . . . . . .....

3

INSPECTION AND ADJUSTMENT . . . . . .

5

ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT . . . . . . . . . . . . . .
..

5

ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Description . . . . . . . .
..

5

ADDITIONAL SERVICE WHEN REPLACING
CONTROL UNIT : Special Repair Requirement . .
..

5

BASIC INSPECTION . . . . . . . . . . . . ...

5

BASIC INSPECTION : Special Repair Require-
ment . . . . . . . . . . . . . . . . . .
..

5

FUNCTION DIAGNOSIS . . . . . . . ...

6

SUNROOF SYSTEM . . . . . . . . . . ...

6

System Diagram . . . . . . . . . . . . . ...

6

System Description . . . . . . . . . . . . ...

6

Component Parts Location . . . . . . . . . ..

7

Component Description . . . . . . . . . . ....

7

DIAGNOSIS SYSTEM (BCM) . . . . . . . .

8

COMMON ITEM . . . . . . . . . . . . . . ...

8

COMMON ITEM : CONSULT-III Function (BCM -
COMMON ITEM) . . . . . . . . . . . . . .
..

8

RETAINED PWR . . . . . . . . . . . . . .....

8

RETAINED PWR : CONSULT-III Function (BCM -
RETAINED PWR) . . . . . . . . . . . . ...
..

9

COMPONENT DIAGNOSIS . . . . . . .

10

POWER SUPPLY AND GROUND CIRCUIT . ..

10

SUNROOF MOTOR ASSEMBLY . . . . . . . ..

10

SUNROOF MOTOR ASSEMBLY :
Diagnosis Procedure . . . . . . . . . . . ..

10

SUNROOF MOTOR ASSEMBLY : Special Repair
Requirement . . . . . . . . . . . . . . .

11

SUNROOF SWITCH CIRCUIT . . . . . . ..

12

Description . . . . . . . . . . . . . . . ...

12

Component Function Check . . . . . . . . ..

12

Diagnosis Procedure . . . . . . . . . . . ...

12

DOOR SWITCH . . . . . . . . . . . . .

14

Description . . . . . . . . . . . . . . . ...

14

Component Function Check . . . . . . . . ..

14

Diagnosis Procedure . . . . . . . . . . . ...

14

ECU DIAGNOSIS . . . . . . . . . . .

17

BCM (BODY CONTROL MODULE) . . . . .

17

Reference Value . . . . . . . . . . . . . ..

17

Terminal Layout . . . . . . . . . . . . . ...

20

Physical Values . . . . . . . . . . . . . ...

20

Wiring Diagram . . . . . . . . . . . . . .

26

Fail Safe . . . . . . . . . . . . . . . . ..

30

DTC Inspection Priority Chart . . . . . . . ...

31

DTC Index . . . . . . . . . . . . . . . ...

31

SUNROOF SYSTEM . . . . . . . . . . .

33

Reference Value . . . . . . . . . . . . . ..

33

Wiring Diagram . . . . . . . . . . . . . .

34

SYMPTOM DIAGNOSIS . . . . . . . ..

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SUNROOF DOES NOT OPERATE PROPER-
LY . . . . . . . . . . . . . . . . . ..

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Diagnosis Procedure . . . . . . . . . . . ...

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AUTO OPERATION DOES NOT OPERATE .

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Diagnosis Procedure . . . . . . . . . . . ...

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DOES NOT STOP FULLY-OPEN OR FULLY-
CLOSED POSITION . . . . . . . . . . ..

41

Diagnosis Procedure . . . . . . . . . . . ...

41

DIAGNOSIS AND REPAIR WORKFLOW

RF-3

< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000005147268

OVERALL SEQUENCE

DETAILED FLOW

ALKIA0859GB

RF-4

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

1.

GET INFORMATION FOR SYMPTOM

Get the detailed information from the customer about the symptom (the condition and the environment when

the incident/malfunction occurred).

>> GO TO 2

2.

CONFIRM THE SYMPTOM

Confirm the symptom described by the customer.

Verify relation between the symptom and the condition when the symptom is detected.

>> GO TO 3

3.

PERFORM BASIC INSPECTION

Perform

RF-5, "BASIC INSPECTION : Special Repair Requirement"

.

Inspection End>>GO TO 4

4.

DETECT MALFUNCTIONING SYSTEM BY SYMPTOM DIAGNOSIS

Detect malfunctioning system according to symptom diagnosis based on the confirmed symptom in step 4,

and determine the trouble diagnosis order based on possible causes and symptom.

>> GO TO 5

5.

DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE

Inspect according to Diagnostic Procedure of the system.

NOTE:

The Diagnostic Procedure described based on open circuit inspection. A short circuit inspection is also

required for the circuit check in the Diagnostic Procedure.
Is malfunctioning part detected?

YES

>> GO TO 6

NO

>> Check voltage of related BCM terminals using CONSULT-III.

6.

REPAIR OR REPLACE THE MALFUNCTIONING PART

1. Repair or replace the malfunctioning part.

2. Reconnect parts or connectors disconnected during Diagnostic Procedure.

>> GO TO 7

7.

FINAL CHECK

When symptom was described from the customer, refer to confirmed symptom in step 3 or 4, and check that

the symptom is not detected.
Does the symptom reappear?

YES

>> GO TO 5

NO

>> Inspection End.

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