Infiniti G35 (V35) Sedan. Manual - part 1141

SIDE SUPPORT UNIT

SE-31

< COMPONENT DIAGNOSIS >

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SIDE SUPPORT UNIT

Description

INFOID:0000000000960511

Built-in pump, pump relay and solenoid, side support unit operates when pressing ON/OFF on side support
switch.

Component Function Check

INFOID:0000000000960512

1.

CHECK SIDE SUPPORT UNIT FUNCTION

Check side support operation with side support switch.
Is the inspection results normal?

YES

>> Side support unit is OK.

NO

>> Refer to 

SE-31, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000960513

1.

CHECK SIDE SUPPORT UNIT SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect side support unit and side support switch connectors.

3.

Check continuity between side support unit and side support switch connector.

4.

Check continuity between side support unit and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace circuit.

2.

CHECK SIDE SUPPORT UNIT GROUND CIRCUIT

Check continuity between side support unit and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace circuit.

3.

CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-39, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> Replace side support unit.

NO

>> Repair or replace malfunction part.

 Side support unit connector

Terminal

Side support switch 

connector

Terminal

Continuity

B420

15

B419

15

Existed

16

16

17

17

18

18

 Side support unit connector

Terminal

Ground

Continuity

B420

15

Not existed

16

17

18

 Side support unit connector

Terminal

Ground

Continuity

B420

2

Existed

SE-32

< COMPONENT DIAGNOSIS >

TILT&TELESCOPIC SENSOR

TILT&TELESCOPIC SENSOR

Description

INFOID:0000000000960514

Tilt and telescopic sensor detects the position of steering wheel and transmits signals to automatic drive posi-
tioner control unit.

Component Function Check

INFOID:0000000000960515

1.

CHECK TILT AND TELESCOPIC SENSOR FUNCTION

Check tilt and telescopic operation with tilt and telescopic switch.
Is the inspection results normal?

YES

>> Tilt and telescopic sensor is OK.

NO

>> Refer to 

SE-32, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000960516

1.

CHECK TILT AND TELESCOPIC SENSOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect tilt and telescopic sensor and automatic drive positioner control unit connector.

3.

Check continuity between tilt and telescopic sensor and automatic drive positioner control unit.

4.

Check continuity between tilt and telescopic sensor and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace circuit.

2.

CHECK TILT AND TELESCOPIC SENSOR POWER SUPPLY

1.

Connect automatic drive positioner control unit connector.

2.

Check voltage between automatic drive positioner control unit and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 4.

3.

CHECK TILT AND TELESCOPIC SENSOR GROUND

Check continuity between automatic drive positioner control unit and ground.

 Tilt and telescopic sensor con-

nector

Terminal

ADP control unit

Terminal

Continuity

M48

1

M51, M52

33

Existed

2

23

3

7

4

41

 Tilt and telescopic sensor connec-

tor

Terminal

Ground

Continuity

M48

1

Not existed

2

3

4

 Tilt and telescopic sensor

Ground

Voltage

Connector

Terminal

M52

33

Approx. 5V

TILT&TELESCOPIC SENSOR

SE-33

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Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 4.

4.

CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-39, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> Replace automatic drive positioner control unit.

NO

>> Repair or replace malfunction part. 

5.

CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-39, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> Replace tilt and telescopic sensor.

NO

>> Repair or replace malfunction part. 

 Tilt and telescopic sensor

Ground

Continuity

Connector

Terminal

M52

41

Existed

SE-34

< COMPONENT DIAGNOSIS >

ADP CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT

ADP CONTROL UNIT POWER SUPPLY AND GROUND CIRCUIT

Component Function Check

INFOID:0000000000960517

1.

CHECK AUTOMATIC DRIVE POSITIONER CONTROL UNIT FUNCTION

Check tilt and telescopic operation with tilt and telescopic switch.
Is the inspection results normal?

YES

>> Automatic drive positioner control unit is OK.

NO

>> Refer to 

SE-34, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000000960518

1.

CHECK ADP CONTROL UNIT POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic drive positioner control unit connector.

3.

Check voltage between automatic drive positioner control unit connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace circuit.

2.

CHECK ADP CONTROL UNIT GROUND CIRCUIT

Check continuity between automatic drive positioner control unit connector and ground.

Is the inspection result normal?

YES

>> Power supply and ground circuit are OK.

NO

>> Repair or replace circuit.

 Automatic drive positioner control unit connector 

Ground

Voltage

Connector

Terminal

M52

34

Battery voltage

39

Battery voltage

 Automatic drive positioner control unit 

connector

Terminal

Ground

Continuity

M52

40

Existed

48

Existed