Infiniti QX56 (JA60). Manual - part 269

 

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Infiniti QX56 (JA60). Manual - part 269

 

 

BACK DOOR LOCK

DLK-247

< ON-VEHICLE REPAIR >

[WITH INTELLIGENT KEY SYSTEM]

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DLK

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BACK DOOR LOCK

Power Back Door Opener

INFOID:0000000005147061

Removal

1. Disconnect the battery negative terminal. Refer to 

PG-74, "Removal and Installation"

.

2. Remove the LH luggage side upper. Refer to 

INT-19, "Removal and Installation"

.

3. Disconnect the power back door motor electrical connector.
4. Disconnect the ball socket from the back door.
5. Remove the power back door motor assembly.

Installation

Installation is in the reverse order of removal.

WIIA0893E

DLK-248

< ON-VEHICLE REPAIR >

[WITH INTELLIGENT KEY SYSTEM]

BACK DOOR LOCK

Door Lock Assembly

INFOID:0000000005147062

Removal

1. Remove the lower back door trim panel. Refer to 

INT-21, "Removal and Installation"

.

2. Remove the weathershields.
3. Disconnect the back door lock electrical connectors.
4. Remove the back door lock assembly.
5. Disconnect the back door glass lock electrical connector.
6. Remove the back door glass lock.

Installation

Installation is in the reverse order of removal.

WIIA0894E

DLN-1

TRANSMISSION & DRIVELINE

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SECTION 

DLN

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CONTENTS

DRIVELINE

ATX14B

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

6

DIAGNOSIS AND REPAIR WORKFLOW  ..........

6

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

6

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

7

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

10

4WD SYSTEM  ....................................................

10

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

10

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

11

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

16

CAN Communication ...............................................

17

DIAGNOSIS SYSTEM (TRANSFER CON-
TROL UNIT) ........................................................

18

CONSULT-III Function (ALL MODE AWD/4WD) ....

18

COMPONENT DIAGNOSIS  .........................

22

P1811 POWER SUPPLY CIRCUIT FOR 
TRANSFER CONTROL UNIT  ............................

22

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

22

DTC Logic  ...............................................................

22

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

22

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

23

P1802 – P1804, P1809 TRANSFER CON-
TROL UNIT .........................................................

25

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

25

DTC Logic  ...............................................................

25

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

25

P1807 VEHICLE SPEED SENSOR (A/T)  ..........

27

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

27

DTC Logic  ...............................................................

27

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

27

P1808 VEHICLE SPEED SENSOR (ABS) .........

28

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

28

DTC Logic ................................................................

28

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

28

P1810 NEUTRAL-4LO SWITCH .......................

29

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

29

DTC Logic ................................................................

29

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

29

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

31

P1813 4WD SHIFT SWITCH .............................

32

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

32

DTC Logic ................................................................

32

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

32

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

34

P1814 WAIT DETECTION SWITCH  .................

36

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

36

DTC Logic ................................................................

36

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

36

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

38

P1816 TRANSMISSION RANGE SWITCH .......

39

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

39

DTC Logic ................................................................

39

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

39

P1817 ACTUATOR MOTOR .............................

40

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

40

DTC Logic ................................................................

40

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

40

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

44

P1818 ACTUATOR POSITION SWITCH ..........

46

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

46

DTC Logic ................................................................

46

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

46

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

48

P1819 TRANSFER CONTROL DEVICE ...........

49

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

49

DTC Logic ................................................................

49

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

49

DLN-2

P1820 ENGINE SPEED SIGNAL  ......................

53

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

53

DTC Logic ...............................................................

53

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

53

P1822 CLUTCH PRESSURE SOLENOID .........

54

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

54

DTC Logic ...............................................................

54

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

54

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

57

P1823 2-4 SOLENOID  .......................................

58

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

58

DTC Logic ...............................................................

58

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

58

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

61

P1824 TRANSFER MOTOR  ..............................

62

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

62

DTC Logic ...............................................................

62

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

62

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

66

P1826 TRANSFER FLUID TEMPERATURE  ....

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

68

DTC Logic ...............................................................

68

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

68

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

69

P1827 CLUTCH PRESSURE SWITCH  .............

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

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DTC Logic ...............................................................

71

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

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

73

P1828 LINE PRESSURE SWITCH ....................

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

74

DTC Logic ...............................................................

74

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

74

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

76

P1829 THROTTLE POSITION SIGNAL (ECM) 

...

77

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

77

DTC Logic ...............................................................

77

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

77

P1830 ABS OPERATION SIGNAL (ABS)  ........

78

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

78

DTC Logic ...............................................................

78

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

78

P1831 VDC OPERATION SIGNAL (ABS)  ........

79

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

79

DTC Logic ...............................................................

79

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

79

P1832 TCS OPERATION SIGNAL (ABS) .........

80

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

80

DTC Logic ...............................................................

80

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

80

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

81

TRANSFER CONTROL UNIT  ...........................

81

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

81

Wiring Diagram - ALL-MODE 4WD SYSTEM - .......

89

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

97

SYMPTOM DIAGNOSIS  ...........................

102

4WD SYSTEM SYMPTOMS .............................

102

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

102

4WD SHIFT INDICATOR LAMP AND 4LO IN-
DICATOR LAMP DO NOT TURN ON  ..............

103

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

103

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

103

4WD WARNING LAMP DOES NOT TURN ON ..

105

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

105

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

105

4WD SHIFT INDICATOR LAMP OR 4LO INDI-
CATOR LAMP DO NOT CHANGE ...................

107

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

107

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

107

ATP WARNING LAMP DOES NOT TURN ON ..

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

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

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4WD SHIFT INDICATOR LAMP KEEPS 
FLASHING ........................................................

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

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

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4WD WARNING LAMP FLASHES RAPIDLY ..

112

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

112

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

112

4WD WARNING LAMP FLASHES SLOWLY ..

113

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

113

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

113

HEAVY TIGHT-CORNER BRAKING SYMP-
TOM OCCURS ..................................................

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

114

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

114

ATP SWITCH ....................................................

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

116

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

116

4WD SYSTEM DOES NOT OPERATE  ............

118

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

118

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

118

NOISE, VIBRATION AND HARSHNESS 
(NVH) TROUBLESHOOTING ...........................

119

NVH Troubleshooting Chart ..................................

119

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

120

 

 

 

 

 

 

 

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