Infiniti QX56 (JA60). Manual — part 1031

WT-52

< SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Road Wheel

INFOID:0000000005148249

Tire

INFOID:0000000005148250

Unit: kPa (kg/cm

2

, psi)

Wheel type

Aluminum

Steel

Inside

Outside

Maximum radial
runout limit

Lateral mm (in)

0.3 (0.012) or less

1.0 (0.039) or less

0.9 (0.035) or less

Radial mm (in)

0.3 (0.012) or less

0.8 (0.031) or less

0.4 (0.016) or less

Maximum residual im-
balance

Dynamic (at rim flange)

Less than 5 g (0.18 oz) (per side)

Static (at rim flange)

Less than 10 g (0.35 oz)

Tire size

Air pressure

Conventional tire

Spare tire

Full size spare tire

—

240 (2.4, 35)

P275/60R20

240 (2.4, 35)

—

WW-1

DRIVER CONTROLS

C

D

E

F

G

H

I

J

K

M

SECTION

WW

A

B

WW

N

O

P

CONTENTS

WIPER & WASHER

BASIC INSPECTION . . . . . . . . .

3

DIAGNOSIS AND REPAIR WORKFLOW . . ..

3

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

3

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

4

FRONT WIPER AND WASHER SYSTEM . . ..

4

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

4

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

4

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

7

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

7

REAR WIPER AND WASHER SYSTEM . . .

8

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

8

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

8

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

10

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

10

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

11

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

11

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

11

WIPER . . . . . . . . . . . . . . . . . ...

11

WIPER : CONSULT-III Function (BCM - WIPER) .

12

DIAGNOSIS SYSTEM (IPDM E/R) . . . . . .

13

Diagnosis Description . . . . . . . . . . . .

13

CONSULT - III Function (IPDM E/R) . . . . . ...

15

COMPONENT DIAGNOSIS . . . . . . .

18

WIPER AND WASHER FUSE . . . . . . .

18

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

18

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

18

FRONT WIPER MOTOR LO CIRCUIT . . . ...

19

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

19

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

19

FRONT WIPER MOTOR HI CIRCUIT . . . .

21

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

21

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

21

FRONT WIPER AUTO STOP SIGNAL CIR-
CUIT . . . . . . . . . . . . . . . . ..

23

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

23

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

23

FRONT WIPER MOTOR GROUND CIRCUIT ...

25

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

25

WASHER SWITCH . . . . . . . . . . .

26

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

26

Component Inspection . . . . . . . . . . . .

26

REAR WIPER MOTOR CIRCUIT . . . . . ..

28

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

28

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

28

REAR WIPER AUTO STOP SIGNAL CIRCUIT

...

30

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

30

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

30

FRONT WIPER AND WASHER SYSTEM . .

31

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

31

REAR WIPER AND WASHER SYSTEM . . ..

35

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

35

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

41

BCM (BODY CONTROL MODULE) . . . . .

41

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

41

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

44

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

44

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

50

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

54

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

55

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

55

IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) . . . .

57

WW-2

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

57

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

59

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

60

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

65

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

68

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

70

SYMPTOM DIAGNOSIS . . . . . . . .

71

WIPER AND WASHER SYSTEM SYMPTOMS

...

71

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

71

NORMAL OPERATING CONDITION . . . .

74

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

74

FRONT WIPER DOES NOT OPERATE . . .

75

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

75

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

75

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

77

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

77

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

77

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

77

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

79

FRONT WIPER ARM . . . . . . . . . . .

79

Front Wiper Arms . . . . . . . . . . . . .

79

FRONT WIPER DRIVE ASSEMBLY . . . . .

80

Wiper Motor and Linkage . . . . . . . . . .

80

FRONT WASHER TUBE . . . . . . . . ...

81

Washer Tube Layout . . . . . . . . . . . ...

81

FRONT WASHER NOZZLE . . . . . . . ..

82

Washer Nozzle Adjustment . . . . . . . . . .

82

WASHER TANK . . . . . . . . . . . .

83

Washer Fluid Reservoir . . . . . . . . . . ..

83

FRONT WASHER PUMP . . . . . . . . ..

84

Washer Motor . . . . . . . . . . . . . . .

84

FRONT WIPER AND WASHER SWITCH . . .

85

Wiper and Washer Switch . . . . . . . . . ...

85

REAR WIPER AND WASHER SYSTEM . . ...

86

Rear Wiper Arm . . . . . . . . . . . . . ..

86

Rear Wiper Motor . . . . . . . . . . . . .

86

Rear Washer Nozzle Adjustment . . . . . . .

87

Rear Washer Tube Layout . . . . . . . . . ..

88

Rear Washer Nozzle . . . . . . . . . . . ...

88

Rear Wiper and Washer Switch . . . . . . . ..

88

Washer Fluid Reservoir . . . . . . . . . . ..

89

Washer Motor . . . . . . . . . . . . . . .

89

DIAGNOSIS AND REPAIR WORKFLOW

WW-3

< BASIC INSPECTION >

C

D

E

F

G

H

I

J

K

M

A

B

WW

N

O

P

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

INFOID:0000000005146757

DETAILED FLOW

1.

LISTEN TO CUSTOMER COMPLAINT

Listen to customer complaint. Get detailed information about the conditions and environment when the symp-

tom occurs.

>> GO TO 2

2.

VERIFY THE SYMPTOM WITH OPERATIONAL CHECK

Verify the symptom with operational check. Refer to

WW-74, "Description"

.

>> GO TO 3

3.

GO TO APPROPRIATE TROUBLE DIAGNOSIS

Go to appropriate trouble diagnosis. Refer to

WW-71, "Symptom Table"

.

>> GO TO 4

4.

REPAIR OR REPLACE

Repair or replace the specific parts.

>> GO TO 5

5.

FINAL CHECK

Final check.
Is inspection result normal?

YES

>> Inspection End

NO

>> Refer to

GI-38, "Intermittent Incident"

.