Infiniti G37 Coupe. Manual - part 1282

4WAS FRONT ACTUATOR ASSEMBLY

STC-179

< ON-VEHICLE REPAIR >

[WITH 4WAS]

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4WAS FRONT ACTUATOR ASSEMBLY

Removal and Installation

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Refer to ST section for installation/removal. Refer to 

ST-22, "WITH 4WAS : Removal and Installation"

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STC-180

< ON-VEHICLE REPAIR >

[WITH 4WAS]

4WAS REAR ACTUATOR ASSEMBLY

4WAS REAR ACTUATOR ASSEMBLY

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove coil spring and lower link. Refer to 

RSU-8, "Exploded View"

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2.

Disconnect harness connector from 4WAS rear actuator and rear suspension member.

3.

Remove fixing bolts and nuts of 4WAS rear actuator (1), and
then remove 4WAS rear actuator from rear suspension member.

INSTALLATION

Note the following, and install in the reverse order of removal.
• When installing 4WAS rear actuator to rear suspension member, check the mounting surfaces of 4WAS rear

actuator and rear suspension member for oil, dirt, sand, or other foreign materials.

• Check rear wheel alignment. Refer to 

RSU-6, "Wheel Alignment Inspection"

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1.

Rear lower link

2.

Decenter cam

3.

4WAS rear motor

4.

Rear wheel steering angle sensor

Refer to 

GI-4, "Components"

 for symbols in the figure.

JSGIA0056GB

JSGIA0005ZZ

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ENGINE

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SECTION 

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CONTENTS

STARTING SYSTEM

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

2

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

2

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

2

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

5

STARTING SYSTEM  ...........................................

5

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

5

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

5

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

6

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

6

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

7

B TERMINAL CIRCUIT  .......................................

7

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

7

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

7

S CONNECTOR CIRCUIT  ...................................

8

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

8

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

8

STARTING SYSTEM  ...........................................

9

Wiring Diagram - STARTING SYSTEM -  ..................

9

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

12

STARTING SYSTEM  ..........................................

12

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

12

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

13

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

13

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

13

Precaution for Battery Service .................................

13

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

14

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

14

Special Service Tools  ..............................................

14

Commercial Service Tools .......................................

14

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

15

STARTER MOTOR  ...........................................

15

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

15

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

16

Inspection ................................................................

17

SERVICE DATA AND SPECIFICATIONS 
(SDS) ............................................................

18

SERVICE DATA AND SPECIFICATIONS 
(SDS) .................................................................

18

Starter Motor ...........................................................

18

STR-2

< BASIC INSPECTION >

DIAGNOSIS AND REPAIR WORKFLOW

BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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OVERALL SEQUENCE

DETAILED FLOW

JSBIA0001GB