Infiniti FX35, FX50 (S51). Manual — part 1620

SHOCK ABSORBER ACTUATOR

SCS-65

< REMOVAL AND INSTALLATION >

C

D

F

G

H

I

J

K

L

M

A

B

SCS

N

O

P

SHOCK ABSORBER ACTUATOR

Removal and Installation

INFOID:0000000005236229

Refer to

FSU-27, "Exploded View"

(front shock absorber),

RSU-10, "Exploded View"

(rear shock absorber) for

removal and installation.

CAUTION:

Never disassemble the shock absorber because the shock absorber actuator is integrated into the
shock absorber.

SE-1

BODY INTERIOR

C

D

E

F

G

H

I

K

L

M

SECTION

SE

A

B

SE

N

O

P

CONTENTS

SEAT

BASIC INSPECTION . . . . . . . . .

3

DIAGNOSIS AND REPAIR WORK FLOW . . .

3

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

3

SYSTEM DESCRIPTION . . . . . . . ..

4

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

4

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

4

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

4

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

5

SIDE SUPPORT . . . . . . . . . . . . ..

6

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

6

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

6

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

6

LUMBAR SUPPORT . . . . . . . . . . ...

7

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

7

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

7

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

7

CLIMATE CONTROLLED SEAT . . . . . .

8

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

8

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

8

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

9

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

9

DTC/CIRCUIT DIAGNOSIS . . . . . . .

10

POWER SUPPLY AND GROUND CIRCUIT . ..

10

CLIMATE CONTROLLED SEAT CONTROL UNIT

.

10

CLIMATE CONTROLLED SEAT CONTROL UNIT
: Diagnosis Procedure . . . . . . . . . . . .

10

CLIMATE CONTROLLED SEAT CONTROL UNIT
: Component Inspection . . . . . . . . . . ..

13

CLIMATE CONTROLLED SEAT SWITCH . .

14

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

14

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

14

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

14

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

16

SEATBACK THERMAL ELECTRIC DEVICE ...

17

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

17

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

17

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

17

SEATBACK THERMAL ELECTRIC DEVICE
SENSOR . . . . . . . . . . . . . . .

19

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

19

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

19

SEAT CUSHION THERMAL ELECTRIC DE-
VICE . . . . . . . . . . . . . . . . ..

21

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

21

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

21

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

21

SEAT CUSHION THERMAL ELECTRIC DE-
VICE SENSOR . . . . . . . . . . . . ..

23

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

23

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

23

CLIMATE CONTROLLED SEAT BLOWER
MOTOR . . . . . . . . . . . . . . . .

25

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

25

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

25

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

25

CLIMATE CONTROLLED SEAT SWITCH IN-
DICATOR . . . . . . . . . . . . . . ..

28

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

28

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

28

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

28

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

29

CLIMATE CONTROLLED SEAT BLOWER
FILTER . . . . . . . . . . . . . . . ..

31

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

31

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

32

Wiring Diagram - POWER SEAT FOR DRIVER
SIDE (WITHOUT AUTOMATIC DRIVE POSI-
TIONER) - . . . . . . . . . . . . . . . .

32

SE-2

Wiring Diagram - POWER SEAT FOR PASSEN-
GER SIDE - . . . . . . . . . . . . . . ....

37

SIDE SUPPORT . . . . . . . . . . . . .

42

Wiring Diagram - SIDE SUPPORT - . . . . . ...

42

LUMBAR SUPPORT . . . . . . . . . . .

47

Wiring Diagram - LUMBAR SUPPORT - . . . ....

47

ECU DIAGNOSIS INFORMATION . . . ..

52

CLIMATE CONTROLLED SEAT CONTROL
UNIT . . . . . . . . . . . . . . . . ...

52

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

52

Wiring Diagram - CLIMATE CONTROLLED SEAT
CONTROL SYSTEM - . . . . . . . . . . ....

54

Fail-safe . . . . . . . . . . . . . . . . ..

63

SYMPTOM DIAGNOSIS . . . . . . . .

66

CLIMATE CONTROLLED SEAT DOES NOT
OPERATE. . . . . . . . . . . . . . . .

66

BOTH SIDES . . . . . . . . . . . . . . . .

66

BOTH SIDES : Diagnosis Procedure . . . . . .

66

DRIVER SIDE . . . . . . . . . . . . . . ....

66

DRIVER SIDE : Diagnosis Procedure . . . . ....

66

PASSENGER SIDE . . . . . . . . . . . . ...

66

PASSENGER SIDE : Diagnosis Procedure . . ...

66

CLIMATE CONTROLLED SEAT BLOWER
MOTOR SPEED CANNOT ADJUST. . . . .

68

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

68

CLIMATE CONTROLLED SEAT DOES NOT
OPERATES WHEN SWITCH IS DONE IN
HEAT OR COOL. . . . . . . . . . . . ...

69

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

69

WHEN THE CLIMATE CONTROLLED SEAT
SWITCH IS TURNED ON, OPERATION STOP
AT NOSE. . . . . . . . . . . . . . . ..

70

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

70

SEAT SWITCH INDICATOR DOES NOT OP-
ERATE IN HEAT OR COOL POSITION . . .

71

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

71

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

72

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

72

Inspection Procedure . . . . . . . . . . . ..

74

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

76

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

78

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

78

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

78

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

78

Service Notice . . . . . . . . . . . . . . .

79

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

79

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

80

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

80

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

80

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

80

REMOVAL AND INSTALLATION . . . ..

81

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

81

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

81

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

84

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

85

REAR SEAT . . . . . . . . . . . . . ..

93

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

93

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

94

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

95

SEATBACK CONTROL CABLE . . . . . ..

101

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

101

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

101

POWER SEAT SWITCH . . . . . . . . ...

103

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

103

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

103

LUMBAR SUPPORT SWITCH . . . . . . .

104

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

104

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

104

SIDE SUPPORT SWITCH . . . . . . . .

105

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

105

CLIMATE CONTROLLED SEAT SWITCH . ..

106

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

106

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

106

CLIMATE CONTROLLED SEAT BLOWER
FILTER . . . . . . . . . . . . . . . ..

107

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

107

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

107

DIAGNOSIS AND REPAIR WORK FLOW

SE-3

< BASIC INSPECTION >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORK FLOW

Work Flow

INFOID:0000000005236595

DETAILED FLOW

1.

OBTAIN INFORMATION ABOUT SYMPTOM

Interview the customer to obtain as much malfunction information (conditions and environment when the mal-
function occurred) as possible when the customer brings the vehicle in.

>> GO TO 2.

2.

REPRODUCE THE MALFUNCTION INFORMATION

Check the malfunction on the vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.

>> GO TO 3.

3.

IDENTIFY THE MALFUNCTIONING SYSTEM WITH “SYMPTOM DIAGNOSIS”

Use “Symptom diagnosis” from the symptom inspection result in step 2 and then identify where to start per-
forming the diagnosis based on possible causes and symptoms.

>> GO TO 4.

4.

IDENTIFY THE MALFUNCTIONING PARTS WITH “COMPONENT DIAGNOSIS”

Perform the diagnosis with “Component diagnosis” of the applicable system.

>> GO TO 5.

5.

REPAIR OR REPLACE THE MALFUNCTIONING PARTS

Repair or replace the specified malfunctioning parts.

>> GO TO 6.

6.

FINAL CHECK

Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 2.

Are the malfunctions corrected?

YES

>> INSPECTION END

NO

>> GO TO 3.