Nissan Murano Z51. Manual - part 356

REAR WINDOW DEFOGGER

DEF-15

< DTC/CIRCUIT DIAGNOSIS >

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1.

Turn ignition switch OFF.

2.

Disconnect condenser connector.

3.

Check continuity between condenser harness connector and rear window defogger harness connector.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness or connector.

5.

CHECK REAR WINDOW DEFOGGER CIRCUIT 2

1.

Check continuity between fuse block (J/B) harness connector and condenser harness connector.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness or connector between fuse block (J/B) and condenser.

6.

CHECK FUSE BLOCK (J/B)

1.

Turn ignition switch ON.

2.

Check voltage between fuse block (J/B) connector (fuse block side) and ground.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 8.

7.

CHECK CONDENSER

Check condenser. Refer to 

DEF-16, "Component Inspection"

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Replace condenser.

8.

CHECK REAR WINDOW DEFOGGER RELAY

Check rear window defogger relay. Refer to 

DEF-13, "Component Inspection"

Is the inspection result normal?

YES

>> Replace fuse block (J/B).

NO

>> Replace rear window defogger relay.

9.

CHECK FILAMENT

Check the filament for damage or blown.
Refer to 

DEF-82, "Inspection and Repair"

Is the inspection result normal?

Condenser

Rear window defogger

Continuity 

 Connector

Terminal

Connector

Terminal

B75

2

B184

1

Existed

Fuse block (J/B)

Condenser

Continuity 

 Connector

Terminal

Connector

Terminal

B6

10G

B74

1

Existed

11G

(+)

(-)

Condition of rear window

 defogger switch

Voltage (V)

(Approx.)

Fuse block (J/B)

Connector

Terminal 

B6

10G

Ground

ON

Battery voltage

OFF

0

11G

ON

Battery voltage

OFF

0

DEF-16

< DTC/CIRCUIT DIAGNOSIS >

REAR WINDOW DEFOGGER

YES

>> GO TO 10.

NO

>> Repair filament.

10.

CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-39, "Intermittent Incident"

>> INSPECTION END

Component Inspection

INFOID:0000000005513207

1.

CHECK CONDENSER

1.

Check continuity between condenser connector and ground part of condenser.

2.

Check condenser.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair condenser.

Condensor

Ground part of 

condenser

Continuity

Connector

Terminal

B74

1

Not existed

B75

2

Condensor

Continuity

Connector

Terminal

Connector

Terminal

B74

1

B75

2

Existed

DOOR MIRROR DEFOGGER

DEF-17

< DTC/CIRCUIT DIAGNOSIS >

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DOOR MIRROR DEFOGGER

Description

INFOID:0000000005513208

Power is supplied to the door mirror defogger with BCM control.

Component Function Check

INFOID:0000000005513209

1.

CHECK DOOR MIRROR DEFOGGER

1.

Perform Active Test (“REAR DEFOGGER”) with CONSULT-III.

2.

Touch “ON”.

3.

Check that both side door mirror glass is getting warmer.

Is the inspection result normal?

YES

>> Door mirror defogger is OK.

NO

>> Refer to 

DEF-17, "Diagnosis Procedure"

Diagnosis Procedure

INFOID:0000000005513210

1.

CHECK FUSE

1.

Turn ignition switch OFF.

2.

Check 10A fuse (No.13, located in fuse block (J/B).

-
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

2.

CHECK FUSE BLOCK (J/B)

1.

Turn ignition switch ON.

2.

Check voltage between fuse block (J/B)  connector (fuse block side) and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace fuse block (J/B).

3.

CHECK DOOR MIRROR DEFOGGER CIRCUIT

Check voltage between door mirror defogger (driver side) connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the harness or connector.

4.

CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

Is the inspection result normal?

>> INSPECTION END

(+)

(-)

Condition of rear win-

dow defogger switch

Voltage (V)

(Approx.)

Fuse block (J/B)

Connector

Terminal

M3

10C

Ground

ON

Battery voltage

OFF

0

Door mirror defogger

(driver side)

Ground

Condition of rear win-

dow defogger switch

Voltage (V)

(Approx.)

Connector

Terminal

D3

7

ON

Battery voltage

OFF

0

DEF-18

< DTC/CIRCUIT DIAGNOSIS >

DRIVER SIDE DOOR MIRROR DEFOGGER

DRIVER SIDE DOOR MIRROR DEFOGGER

Description

INFOID:0000000005513211

Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror
from fogging up.

Component Function Check

INFOID:0000000005513212

1.

CHECK DRIVER SIDE DOOR MIRROR DEFOGGER

1.

Perform Active Test (“REAR DEFOGGER”) with CONSULT-III.

2.

Touch “ON”.

3.

Check that the driver side door mirror glass is getting warmer.

Is the inspection result normal?

YES

>> Driver side door mirror defogger is OK.

NO

>> Refer to 

DEF-18, "Diagnosis Procedure"

Diagnosis Procedure

INFOID:0000000005513213

1.

CHECK POWER SUPPLY CIRCUIT 

1.

Turn ignition switch OFF.

2.

Disconnect door mirror (driver side) connector. 

3.

Turn ignition switch ON.

4.

Check voltage between door mirror (driver side) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness or connector between fuse block (J/B) and door mirror (driver side).

2.

CHECK GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Check continuity between door mirror (driver side) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness or connector between door mirror (driver side) and ground.

3.

CHECK DRIVER SIDE DOOR MIRROR DEFOGGER

Check driver side door mirror defogger.
Refer to 

DEF-19, "Component Inspection"

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace door mirror (driver side). Refer to 

MIR-72, "DOOR MIRROR ASSEMBLY : Removal and

Installation"

4.

CHECK INTERMITTENT INCIDENT

Check intermittent incident.

(+)

(-)

Condition of rear win-

dow defogger switch

Voltage (V)

(Approx.)

Door mirror (driver side)

Connector

Terminal

D3

7

Ground

ON

Battery voltage

OFF

0

Door mirror (driver side)

Ground

Continuity 

Connector

Terminal

D3

19

Existed