Infiniti EX35. Manual - part 13

 

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Infiniti EX35. Manual - part 13

 

 

ADP-46

< COMPONENT DIAGNOSIS >

B2112 SLIDING MOTOR

B2112 SLIDING MOTOR

Description

INFOID:0000000003134649

• The seat sliding motor is installed to the seat cushion frame.
• The seat sliding motor is installed with the driver seat control unit.
• Slides the seat frontward/ rearward by changing the rotation direction of sliding motor.

DTC Logic

INFOID:0000000003134650

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

RERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

Is the DTC detected? 

YES

>> Perform diagnosis procedure. Refer to 

ADP-46, "Diagnosis Procedure"

.

NO

>> INSPECTION END

NOTE:
First perform diagnosis for B2126 if B2126 is detected.

Diagnosis Procedure

INFOID:0000000003757155

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

3.

Erase the DTC.

4.

Perform DTC confirmation procedure. Refer to 

ADP-46, "DTC Logic"

.

Is the DTC displayed again?

YES

>> GO TO 2.

NO

>> Check intermittent incident. Refer to 

GI-38, "Intermittent Incident"

.

2.

CHECK SLIDING MOTOR CIRCUIT (POWER SHORT)

1.

Turn ignition switch OFF.

2.

Disconnect sliding motor and driver seat control unit connector.

3.

Check voltage between sliding motor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL 

1.

Connect driver seat control unit connector.

2.

Check voltage between driver seat control unit harness connector and ground.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2112

SEAT SLIDE

The driver seat control unit detects the output of slid-
ing motor output terminal for 0.1 second or more 
even if the sliding switch is not input.

• Driver seat control unit
• Slide motor harness is power 

shorted

(+)

(–)

Voltage (V)

(Approx.)

Sliding motor

Connector

Terminals

B461

35

Ground

0

42

B2112 SLIDING MOTOR

ADP-47

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace driver seat control unit. Refer to 

ADP-209, "Removal and Installation"

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

(+)

(–)

Voltage (V)

(Approx.)

Driver seat control unit

Connector

Terminals

B451

35

Ground

0

42

ADP-48

< COMPONENT DIAGNOSIS >

B2113 RECLINING MOTOR

B2113 RECLINING MOTOR

Description

INFOID:0000000003134652

• The seat reclining motor is installed to the seatback frame.
• The seat reclining motor is activated with the driver seat control unit.
• Tilts the seatback frontward/rearward by changing the rotation direction of reclining motor.

DTC Logic

INFOID:0000000003134653

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

REFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

Is the DTC detected? 

YES

>> Perform diagnosis procedure. Refer to 

ADP-48, "Diagnosis Procedure"

.

NO

>> INSPECTION END

NOTE:
First perform diagnosis for B2126 if B2126 is detected.

Diagnosis Procedure

INFOID:0000000003757156

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Check “Self diagnostic result” with CONSULT-III.

3.

Erase the DTC.

4.

Perform DTC confirmation procedure. Refer to 

ADP-48, "DTC Logic"

.

Is the DTC displayed again?

YES

>> GO TO 2.

NO

>> Check intermittent incident. Refer to 

GI-38, "Intermittent Incident"

.

2.

CHECK RECLINING MOTOR CIRCUIT (POWER SHORT)

1.

Turn ignition switch OFF.

2.

Disconnect reclining motor and driver seat control unit connector.

3.

Check voltage between reclining motor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector.

3.

CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL

1.

Connect driver seat control unit connector.

2.

Check voltage between driver seat control unit harness connector and ground.

DTC No.

Trouble diagnosis 

name

DTC detecting condition

Possible cause

B2113

SEAT RECLINING

The driver seat control unit detects the output of re-
clining motor output terminal for 0.1 second or more 
even if the reclining switch is not input.

• Driver seat control unit
• Reclining motor harness is pow-

er shorted

(+)

(–)

Voltage (V)

(Approx.)

Reclining motor

Connector

Terminals

B454

36

Ground

0

44

B2113 RECLINING MOTOR

ADP-49

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace driver seat control unit. Refer to 

ADP-209, "Removal and Installation"

.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-38, "Intermittent Incident"

.

>> INSPECTION END

(+)

(–)

Voltage (V)

(Approx.)

Driver seat control unit

Connector

Terminals

B451

36

Ground

0

44

 

 

 

 

 

 

 

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