Nissan Pathfinder. Manual - part 24

ADP-88

< DTC/CIRCUIT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

POWER SUPPLY AND GROUND CIRCUIT

BCM
BCM : Diagnosis Procedure

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Regarding Wiring Diagram information, refer to 

BCS-55, "Wiring Diagram"

.

1.

 CHECK FUSE AND FUSIBLE LINK

Check that the following fuse and fusible link are not blown.

Is the fuse or fusible link blown?

YES

>> Replace the blown fuse or fusible link after repairing the affected circuit.

NO

>> GO TO 2

2.

 CHECK POWER SUPPLY CIRCUIT

1. Disconnect BCM connector M81.

2. Check voltage between BCM connector M81 terminals 131, 139 and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness or connectors.

3.

 CHECK GROUND CIRCUIT

Check continuity between BCM connector M81 terminals 134, 143 and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair or replace harness or connectors.

DRIVER SEAT CONTROL UNIT
DRIVER SEAT CONTROL UNIT : Diagnosis Procedure

INFOID:0000000009176578

NOTE:

Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is con-

firmed with CONSULT.

Regarding Wiring Diagram information, refer to 

ADP-55, "WITH AROUND VIEW MONITOR : Wiring Diagram"

or 

ADP-40, "WITHOUT AROUND VIEW MONITOR : Wiring Diagram"

.

Terminal No.

Signal name

Fuse and fusible link No.

139

Fusible link battery power

O (40A)

131

BCM battery fuse

1 (10A)

BCM

Ground

Voltage

(Approx.)

Connector

Terminal

M81

131

—

Battery voltage

139

BCM

Ground

Continuity

Connector

Terminal

M81

134

—

Yes

143

POWER SUPPLY AND GROUND CIRCUIT

ADP-89

< DTC/CIRCUIT DIAGNOSIS >

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1.

 CHECK POWER SUPPLY CIRCUIT 

1. Turn ignition switch OFF.

2. Disconnect driver seat control unit.

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

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Check the following.

• Repair or replace harness.

• Circuit breaker-2.

2.

 CHECK GROUND CIRCUIT

Check continuity between the driver seat control unit harness connector and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair or replace harness.

DRIVER SEAT CONTROL UNIT : Special Repair Requirement

INFOID:0000000009176579

1.

PERFORM ADDITIONAL SERVICE

Perform additional service when removing battery negative terminal.

>> Refer to 

ADP-72, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMI-

NAL : Description"

’.

AUTOMATIC DRIVE POSITIONER CONTROL UNIT
AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Diagnosis Procedure

INFOID:0000000009176580

NOTE:

Do not disconnect the battery negative terminal and the driver seat control unit connector until DTC is con-

firmed with CONSULT.

Regarding Wiring Diagram information, refer to 

ADP-55, "WITH AROUND VIEW MONITOR : Wiring Diagram"

or 

ADP-40, "WITHOUT AROUND VIEW MONITOR : Wiring Diagram"

.

1.

 CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect automatic drive positioner control unit.

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

(+)

(–)

Power 

source

Condition

Voltage (V)

(Approx.)

Driver seat control unit

Connector

Terminal

B210

37

Ground

Battery 

power sup-

ply

Ignition 

switch 

OFF

Battery 
voltage

Driver seat control unit

Ground

Continuity

Connector

Terminal

B210

39

Yes

ADP-90

< DTC/CIRCUIT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Check the following.

• Repair or replace harness.

• Circuit breaker.

2.

 CHECK GROUND CIRCUIT

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

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair or replace harness.

AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Special Repair Requirement

INFOID:0000000009176581

1.

PERFORM ADDITIONAL SERVICE

Perform additional service when removing battery negative terminal.

>> Refer to 

ADP-72, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMI-

NAL : Description"

.

(+)

(–)

Voltage (V)

(Approx.)

Automatic drive positioner control unit

Connector

Terminal

M34

25

Ground

Battery voltage

Automatic drive positioner control unit

Ground

Continuity

Connector

Terminal

M34

30

Yes

SLIDING SWITCH

ADP-91

< DTC/CIRCUIT DIAGNOSIS >

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SLIDING SWITCH

Description

INFOID:0000000009176582

Sliding switch is equipped to the power seat switch LH on the seat frame. The operation signal is input to the

driver seat control unit when the sliding switch is operated.

Component Function Check

INFOID:0000000009176583

1.

 CHECK FUNCTION

1. Select “SLIDE SW-FR”, “SLIDE SW-RR” in “DATA MONITOR” mode with CONSULT. 

2. Check sliding switch signal under the following conditions.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Perform diagnosis procedure. Refer to 

ADP-91, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009176584

Regarding Wiring Diagram information, refer to 

ADP-55, "WITH AROUND VIEW MONITOR : Wiring Diagram"

or 

ADP-40, "WITHOUT AROUND VIEW MONITOR : Wiring Diagram"

.

1.

 CHECK SLIDING SWITCH SIGNAL

1. Turn ignition switch OFF.

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

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> GO TO 2.

2.

 CHECK SLIDING SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect driver seat control unit and power seat switch LH.

3. Check continuity between driver seat control unit harness connector and power seat switch LH harness

connector.

Monitor item

Condition

Status

SLIDE SW-FR

Sliding switch (forward)

Operate

ON

Release

OFF

SLIDE SW-RR

Sliding switch (backward)

Operate

ON

Release

OFF

(+)

(–)

Condition

Voltage (V)

(Approx.)

Driver seat control unit

Connector

Terminals

B209

9

Ground

Sliding 

switch

Operate 

(backward)

0

Release

Battery 
voltage

25

Operate 

(forward)

0

Release

Battery 
voltage