Infiniti QX56 (JA60). Manual — part 819

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BODY INTERIOR

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SECTION

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CONTENTS

SEAT

BASIC INSPECTION . . . . . . . . .

3

DIAGNOSIS AND REPAIR WORKFLOW . . ..

3

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

3

INSPECTION AND ADJUSTMENT . . . . . .

5

Preliminary Check . . . . . . . . . . . . .....

5

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

6

THIRD ROW POWER FOLDING SEAT . . . ..

6

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

6

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

7

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

7

COMPONENT DIAGNOSIS . . . . . . ..

8

POWER SEAT . . . . . . . . . . . . . .

8

Wiring Diagram — Passenger Side — . . . . . ..

8

HEATED SEAT . . . . . . . . . . . . ...

12

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

12

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

13

THIRD SEAT . . . . . . . . . . . . . ..

19

Power Supply and Ground Circuit Check for Third
Row Power Folding Seat Control Unit . . . . . .

19

Third Row Power Folding Seat Switch . . . . .

20

Third Row Power Folding Seat Motor . . . . . .

20

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

22

THIRD ROW POWER FOLDING SEAT CON-
TROL UNIT . . . . . . . . . . . . . . .

22

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

22

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

24

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

29

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

30

SYMPTOM DIAGNOSIS . . . . . . . ..

31

THIRD ROW POWER FOLDING SEAT . . . .

31

Symptom Table . . . . . . . . . . . . . ...

31

NONE OF THE THIRD ROW POWER FOLD-
ING SEATS WILL OPERATE WITH ANY
SWITCH. . . . . . . . . . . . . . . .

32

None of the Third Row Power Folding Seats Will
Operate With Any Third Row Power Folding Seat
Switch . . . . . . . . . . . . . . . . . ..

32

ONLY ONE THIRD ROW POWER FOLDING
SEAT WILL OPERATE. . . . . . . . . .

33

Only One Third Row Power Folding Seat Will Op-
erate . . . . . . . . . . . . . . . . . .

33

THIRD ROW POWER FOLDING SEAT WILL
OPERATE IN ONLY ONE DIRECTION. . . ...

35

Third Row Power Folding Seat Will Operate in
Only One Direction . . . . . . . . . . . . ..

35

THIRD ROW POWER FOLDING SEAT WILL
STOP SHORT OF IT’S FULLY UP OR DOWN
POSITION. . . . . . . . . . . . . . . .

37

Third Row Power Folding Seat Stops Short of it's
Fully Up or Down Position . . . . . . . . . ...

37

THIRD ROW POWER FOLDING SEAT
MAKES EXCESSIVE NOISE WHILE MOV-
ING. . . . . . . . . . . . . . . . . ...

38

Third Row Power Folding Seat Makes Excessive
Noise While Moving . . . . . . . . . . . . .

38

SQUEAK AND RATTLE TROUBLE DIAG-
NOSES . . . . . . . . . . . . . . . ..

39

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

39

Generic Squeak and Rattle Troubleshooting . . ...

41

Diagnostic Worksheet . . . . . . . . . . . ..

43

PRECAUTION . . . . . . . . . . . ..

45

PRECAUTIONS . . . . . . . . . . . . .

45

Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" . . . . . . . . . . . . . . . . .

45

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Precaution Necessary for Steering Wheel Rota-
tion After Battery Disconnect . . . . . . . . ..

45

Precaution for Work . . . . . . . . . . . ....

46

PREPARATION . . . . . . . . . . ...

47

PREPARATION . . . . . . . . . . . . .

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Special Service Tool . . . . . . . . . . . ...

47

Commercial Service Tool . . . . . . . . . ...

47

ON-VEHICLE REPAIR . . . . . . . .

48

FRONT SEAT . . . . . . . . . . . . .

48

Exploded View . . . . . . . . . . . . . ....

48

Removal and Installation . . . . . . . . . ....

51

SECOND SEAT . . . . . . . . . . . . .

52

Exploded View . . . . . . . . . . . . . ....

52

Removal and Installation . . . . . . . . . ....

56

THIRD SEAT . . . . . . . . . . . . . ..

57

Exploded View . . . . . . . . . . . . . .

57

LH Side Seat . . . . . . . . . . . . . . ...

59

Power seat cross beam . . . . . . . . . . ..

60

RH Side Seat . . . . . . . . . . . . . . ..

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DISASSEMBLY AND ASSEMBLY . . .

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FRONT SEAT . . . . . . . . . . . . .

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Exploded View . . . . . . . . . . . . . .

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Disassembly and Assembly . . . . . . . . .

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SECOND SEAT . . . . . . . . . . . . .

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Disassembly and Assembly . . . . . . . . .

72

THIRD SEAT . . . . . . . . . . . . . ..

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Exploded View . . . . . . . . . . . . . .

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DIAGNOSIS AND REPAIR WORKFLOW

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< BASIC INSPECTION >

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000005147379

WORK FLOW

DETAILED FLOW

1.

CUSTOMER INFORMATION

Interview the customer to obtain detailed information about the symptom.

>> GO TO 2

2.

PRELIMINARY CHECK

Perform preliminary check. Refer to

SE-5, "Preliminary Check"

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>> GO TO 3

3.

SELF-DIAGNOSIS

Perform self-diagnosis. Refer to

SE-29, "DTC Index"

.

AWJIA0363GB

SE-4

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

>> GO TO 4

4.

SYMPTOM

Check for symptoms. Refer to

SE-31, "Symptom Table"

.

>> GO TO 5

5.

MALFUNCTIONING PARTS

Repair or replace the applicable parts.

>> GO TO 6

6.

SYSTEM OPERATION

Check system operation.

>> GO TO 7

7.

SELF-DIAGNOSIS

Perform self-diagnosis. Refer to

SE-29, "DTC Index"

.

Are any DTCs detected?

YES

>> GO TO 5

NO

>> Inspection End.