Infiniti EX35. Manual - part 1255

PRIMARY POSITION LIMIT SWITCH

SE-27

< COMPONENT DIAGNOSIS >

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3.

CHECK PRIMARY POSITION LIMIT SWITCH (RH) GROUND CIRCUIT

1.

Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (RH) harness connector.

2.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK PRIMARY POSITION LIMIT SWITCH (RH)

Check primary position limit switch (RH). 
Refer to 

SE-27, "RH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace primary position limit switch (RH) [reclining device assembly (RH)]. Refer to 

SE-98,

"Exploded View"

. 

5.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Connect rear seatback power return control unit connector. 

2.

Check voltage between rear seatback power return control unit harness connector and ground.

NOTE:
It is not low power consumption mode. 

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace rear seatback power return control unit. Refer to 

SE-105, "Removal and Installation"

.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

RH : Component Inspection

INFOID:0000000003642183

COMPONENT INSPECTION

1.

CHECK PRIMARY POSITION LIMIT SWITCH (RH)

1.

Turn ignition switch OFF.

2.

Disconnect primary position limit switch (RH) connector.

3.

Check primary position limit switch (RH).

Rear seatback power return control unit

Primary position limit switch (RH)

Continuity

Connector

Terminal

Connector

Terminal

B226

23

B505

14

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B226

23

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Rear seatback power return control unit

Connector

Terminal 

B226

22

Ground

Battery voltage

Primary position limit switch (RH) connector

Terminal

Condition

Continuity

SE-28

< COMPONENT DIAGNOSIS >

PRIMARY POSITION LIMIT SWITCH

Is the inspection result normal?

YES

>> Primary position limit switch (RH) is OK.

NO

>> Replace primary position limit switch (RH) [reclining device assembly (RH)]. Refer to 

SE-98,

"Exploded View"

. 

B505

14

15

Primary position limit switch (RH) is pressed

Existed

Primary position limit switch (RH) is released

Not existed

RETURN COMPLETE LIMIT SWITCH

SE-29

< COMPONENT DIAGNOSIS >

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RETURN COMPLETE LIMIT SWITCH

LH

LH : Description

INFOID:0000000003642184

Detect the return completion position of rear seatback (LH). 

LH : Component Function Check

INFOID:0000000003642185

1.

CHECK FUNCTION

Check that the rear seatback (LH) rises when pressing and holding the power return switch (LH) or rear seat-
back switch (LH) in UP direction.

Is the inspection result normal?

YES

>> Return complete limit switch (LH) is OK.

NO

>> Refer to 

SE-29, "LH : Diagnosis Procedure"

.

LH : Diagnosis Procedure

INFOID:0000000003642186

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Check voltage between rear seatback power return control unit harness connector and ground.

NOTE:
It is not low power consumption mode. 

Is the inspection result normal?

YES

>> Return complete limit switch (LH) is OK.

NO

>> GO TO 2.

2.

CHECK RETURN COMPLETE LIMIT SWITCH (LH) SIGNAL CIRCUIT

1.

Disconnect rear seatback power return control unit connector and rear seatback lock assembly (LH) con-
nector.

2.

Check continuity between rear seatback power return control unit harness connector and return complete
limit switch (LH) harness connector.

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK RETURN COMPLETE LIMIT SWITCH (LH) GROUND CIRCUIT

(+)

(–)

Condition

Voltage (V)

(Approx.)

Rear seatback power return control unit

Connector

Terminal 

B226

29

Ground

When the rear seatback (LH) is in the return 
completion position

Battery voltage

When the rear seatback (LH) is in the fold-
down position

0

Rear seatback power return control unit

Rear seatback lock assembly (LH)

Continuity

Connector

Terminal

Connector

Terminal

B226

29

B513

8

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B226

29

Not existed

SE-30

< COMPONENT DIAGNOSIS >

RETURN COMPLETE LIMIT SWITCH

1.

Check continuity between rear seatback power return control unit harness connector and rear seatback
lock assembly (LH) harness connector.

2.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK RETURN COMPLETE LIMIT SWITCH (LH)

Check return complete limit switch (LH).
Refer to 

SE-30, "LH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace return complete limit switch (LH) [rear seatback lock assembly (LH)]. Refer to 

SE-98,

"Exploded View"

. 

5.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Connect rear seatback power return control unit connector.

2.

Check voltage between rear seatback power return control unit harness connector and ground.

NOTE:
It is not low power consumption mode. 
Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace rear seatback power return control unit. Refer to 

SE-105, "Removal and Installation"

.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

LH : Component Inspection

INFOID:0000000003642187

COMPONENT INSPECTION

1.

CHECK RETURN COMPLETE LIMIT SWITCH (LH)

1.

Turn ignition switch OFF.

2.

Disconnect rear seatback lock assembly (LH) connector.

3.

Check rear seatback lock assembly (LH).

Rear seatback power return control unit

Rear seatback lock assembly (LH)

Continuity

Connector

Terminal

Connector

Terminal

B226

31

B513

9

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B226

31

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Rear seatback power return control unit

Connector

Terminal 

B226

29

Ground

Battery voltage

Rear seatback lock assembly (LH) connector

Terminal

Condition

Continuity

B513

8

9

Return complete limit switch (LH) is pressed

Existed

Return complete limit switch (LH) is released

Not existed