Nissan Pathfinder. Instruction - part 872

MWI-60

< DTC/CIRCUIT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

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.

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

MWI

ILLUMINATION CONTROL SWITCH SIGNAL CIRCUIT

MWI-61

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ILLUMINATION CONTROL SWITCH SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174265

Regarding Wiring Diagram information, refer to 

MWI-31, "Wiring Diagram"

.

1.

CHECK METER ILLUMINATION CONTROL SWITCH SIGNAL 

1. Turn ignition switch ON.

2. Check voltage between the following terminals of the illumination control switch harness connector M113.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 2.

2.

CHECK METER ILLUMINATION CONTROL SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect combination meter harness connector M23 and illumination control switch harness connector

M113.

3. Check continuity between combination meter harness connector M23 and illumination control switch har-

ness connector M113. 

4. Check continuity between combination meter harness connector and ground.

Is the inspection result normal? 

YES

>> Check illumination control switch. Refer to 

MWI-61, "Component Inspection"

.

NO

>> Repair or replace harness or connector.

Component Inspection

INFOID:0000000009174266

1.

CHECK METER ILLUMINATION CONTROL SWITCH

1. Turn ignition switch OFF.

2. Disconnect illumination control switch connector. 

3. Check illumination control switch.

Illumination control switch 

Condition

Voltage

(Approx.)

Connector

Terminals

(+)

(

−)

M113

4

6

When illumination control switch (

−) is pressed

0 V

Other than the above

5 V

3

When illumination control switch (+) is pressed

0 V

Other than the above

5 V

Combination meter

Illumination control switch

Continuity

Connector

Terminal

Connector

Terminal

M23

42

M113

4

Yes

47

3

48

6

Combination meter

Ground

Continuity

Connector

Terminal

M23

42

No

47

48

MWI-62

< DTC/CIRCUIT DIAGNOSIS >

ILLUMINATION CONTROL SWITCH SIGNAL CIRCUIT

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace illumination control switch. Refer to 

MWI-83, "Removal and Installation"

.

Illumination control switch

Condition

Continuity

Terminals

4

6

When illumination control switch (

−) is pressed

Yes

Other than the above

No

3

When illumination control switch (+) is pressed

Yes

Other than the above

No

MWI

TRIP RESET SWITCH SIGNAL CIRCUIT

MWI-63

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

TRIP RESET SWITCH SIGNAL CIRCUIT

Diagnosis Procedure

INFOID:0000000009174267

Regarding Wiring Diagram information, refer to 

MWI-31, "Wiring Diagram"

.

1.

CHECK TRIP RESET SWITCH SIGNAL 

1. Turn ignition switch ON.

2. Check voltage between the following terminals of the trip reset switch harness connector M140.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 2.

2.

CHECK TRIP RESET SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect combination meter harness connector M23 and trip reset switch harness connector M140.

3. Check continuity between combination meter harness connector M23 and trip reset switch harness con-

nector M140. 

4. Check continuity between combination meter harness connector and ground.

Is the inspection result normal? 

YES

>> Check the trip reset switch. Refer to 

MWI-63, "Component Inspection"

.

NO

>> Repair or replace harness or connectors.

Component Inspection

INFOID:0000000009174268

1.

CHECK TRIP RESET SWITCH

1. Turn ignition switch OFF.

2. Disconnect trip reset switch connector. 

3. Check trip reset switch.

Trip reset switch 

Condition

Voltage

(Approx.)

Connector

Terminals

(+)

(

−)

M140

3

4

When trip reset switch is pressed

0 V

Other than the above

5 V

Combination meter

Trip reset switch

Continuity

Connector

Terminal

Connector

Terminal

M23

41

M140

3

Yes

48

4

Combination meter

Ground

Continuity

Connector

Terminal

M23

41

No

48

Trip reset switch

Condition

Continuity

Terminals