Nissan Pathfinder. Manual - part 306

DEFOGGER SYSTEM SYMPTOMS

DEF-43

< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

DEFOGGER SYSTEM SYMPTOMS

Symptom Table

INFOID:0000000009175582

Symptom

Reference page

Rear window defoggers and door mirror defoggers do not operate.

Refer to 

DEF-44, "Diagnosis Procedure"

.

Rear window defoggers do not operate but both of the door mirror defoggers operate. Refer to 

DEF-45, "Diagnosis Procedure"

.

Both door mirror defoggers don’t operate but rear window defoggers operate.

Refer to 

DEF-46, "Diagnosis Procedure"

.

Driver side door mirror defogger does not operate.

Refer to 

DEF-46, "Diagnosis Procedure"

.

Passenger side door mirror defogger does not operate.

Refer to 

DEF-49, "Diagnosis Procedure"

.

Rear window defogger switch does not light, but rear window defogger operates.

Refer to 

DEF-50, "Diagnosis Procedure"

.

DEF-44

< SYMPTOM DIAGNOSIS >

REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER DO NOT OPER-

ATE.

REAR WINDOW DEFOGGER AND DOOR MIRROR DEFOGGER DO NOT
OPERATE.

Diagnosis Procedure

INFOID:0000000009175583

1.

 CHECK REAR WINDOW DEFOGGER SWITCH

Check rear window defogger switch.

Refer to 

DEF-26, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

 CHECK REAR WINDOW DEFOGGER RELAY

Check rear window defogger relay.

Refer to 

DEF-31, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

 CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT

Check rear window defogger power supply and ground circuit.

Refer to 

DEF-33, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the malfunctioning parts.

4.

 CHECK DOOR MIRROR DEFOGGER

Check door mirror defogger.

Refer to 

DEF-35, "Diagnosis Procedure"

 (LH without around view monitor), 

DEF-37, "Diagnosis Procedure"

(LH with around view monitor), 

DEF-39, "Diagnosis Procedure"

 (RH without around view monitor), 

DEF-41,

"Diagnosis Procedure"

 (RH with around view monitor).

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-49, "Intermittent Incident"

.

NO

>> Repair or replace the malfunctioning parts.

REAR WINDOW DEFOGGER DOES NOT OPERATE BUT BOTH OF DOOR MIR-

ROR DEFOGGER OPERATE.

DEF-45

< SYMPTOM DIAGNOSIS >

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REAR WINDOW DEFOGGER DOES NOT OPERATE BUT BOTH OF DOOR
MIRROR DEFOGGER OPERATE.

Diagnosis Procedure

INFOID:0000000009175584

1.

 CHECK REAR WINDOW DEFOGGER POWER SUPPLY AND GROUND CIRCUIT

Check rear window defogger power supply and ground circuit.

Refer to 

DEF-33, "Component Function Check"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-49, "Intermittent Incident"

.

NO

>> Repair or replace the malfunctioning parts.

DEF-46

< SYMPTOM DIAGNOSIS >

BOTH DOORS MIRROR DEFOGGER DON’T OPERATE BUT REAR WINDOW 

DEFOGGER OPERATES

BOTH DOORS MIRROR DEFOGGER DON’T OPERATE BUT REAR WIN-
DOW DEFOGGER OPERATES

Diagnosis Procedure

INFOID:0000000009175585

Regarding Wiring Diagram information, refer to 

DEF-10, "Wiring Diagram"

.

1.

 CHECK DOOR MIRROR DEFOGGER FUSE

Check if the following fuse in fuse block (J/B) is blown.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit.

2.

 CHECK DOOR MIRROR DEFOGGER CIRCUIT 

1. Turn ignition switch OFF.

2. Disconnect the following harness connectors.

-

Fuse block (J/B) connector M4

-

Door mirror LH D4 (without around view monitor), D28 (with around view monitor)

-

Door mirror RH D107 (without around view monitor), D128 (with around view monitor)

3. Check continuity between fuse block (J/B) harness connector and door mirror defogger harness connec-

tors.

4. Check continuity between fuse block (J/B) harness connector M4 terminal 5P and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

 CHECK DOOR MIRROR DEFOGGER

Check door mirror LH.

Refer to 

DEF-35, "Component Function Check"

 (without around view monitor) or 

DEF-37, "Component Func-

tion Check"

 (with around view monitor).

Check door mirror RH.

Refer to 

DEF-39, "Component Function Check"

 (without around view monitor) or 

DEF-41, "Component Func-

tion Check"

 (with around view monitor).

Is the inspection result normal?

COMPONENT PARTS

AMPERE

FUSE NO.

Fuse block (J/B)

10A

22

Fuse block (J/B)

 Connector

Terminal

Door mirror
Connectors

Terminal

Continuity 

M4

5P

D4 (LH without around 

view monitor)

1

Yes

D107 (RH without 

around view monitor)

D28 (LH with around 

view monitor)

7

D128 (RH with around 

view monitor)

Fuse block (J/B) 

connector

Terminal

Ground

Continuity 

M4

5P

No