Nissan Murano: Defogger :: Dtc/circuit Diagnosis / Rear Window Defogger Power Supply and Ground Circuit
CHECK REAR WINDOW DEFOGGER
Check that the rear window defogger heating wire is heated when the rear window defogger switch is turned ON.
Is the inspection result normal?
YES>>Rear window defogger is OK.
NO>>Refer to Diagnosis Procedure.
CHECK FUSES
Check if any of the following fuses in fuse block (J/B) are blown:
| Component | Fuse No. | Capacity |
|---|---|---|
| Fuse block (J/B) | 23 | 15 A |
| 24 | 15 A |
Is the inspection result normal?
YES>>GO TO 2.
NO>>Replace the blown fuse after repairing the affected circuit.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect rear window defogger connector.
-
Ignition switch ON.
-
Check voltage between rear window defogger harness connector and ground.
(+) (–) Condition Voltage
(Approx.)Rear window defogger Connector Terminal D571 1 Ground Rear window defogger switch ON Battery voltage OFF 0 V
Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 4.
CHECK GROUND CIRCUIT
-
Ignition switch OFF.
-
Check continuity between rear window defogger harness connector and ground.
Rear window defogger Ground Continuity Connector Terminal D570 2 Yes
Is the inspection result normal?
YES>>GO TO 5.
NO>>Repair or replace harness.
CHECK POWER SUPPLY CIRCUIT
-
Ignition switch OFF.
-
Disconnect rear window defogger condenser connector.
-
Ignition switch ON.
-
Check voltage between rear window defogger condenser harness connector and ground.
(+) (–) Condition Voltage
(Approx.)Rear window defogger condenser Connector Terminal D569 1 Ground Rear window defogger switch ON Battery voltage OFF 0 V
Is the inspection result normal?
YES>>Replace rear window defogger condenser. Refer to Removal and Installation.
NO>>Repair or replace harness.
CHECK FILAMENT
Check filament. Refer to Component Inspection.
Is the inspection result normal?
YES>>Refer to Intermittent Incident.
NO>>Repair filament. Refer to Inspection and Repair.
CHECK FILAMENT
Check the filament for damage or open circuits. Refer to Inspection and Repair.
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair filament. Refer to Inspection and Repair.
Rear Window Defogger Relay
Component Function Check
CHECK REAR WINDOW DEFOGGER RELAY POWER SUPPLY CIRCUIT
Check that an operation noise of rear window defogger relay [located in fuse block (J/B)] can be heard when turning the rear window defogger switch ON...
Door Mirror Defogger Lh
Component Function Check
CHECK DOOR MIRROR DEFOGGER LH
Check that the door mirror defogger LH heating wire is heated when the rear window defogger switch is turned ON...
Other information:
Nissan Murano (Z52) 2015-2024 Service Manual: Around View Monitor Control Unit
Exploded View 1. Instrument panel assembly 2. Around view monitor control unit Removal and Installation REMOVALNOTE: Before replacing around view monitor control unit, perform “Before Replace ECU” of “Read / Write Configuration” to save or print current Nissan Murano vehicle specification...
Nissan Murano (Z52) 2015-2024 Service Manual: Back Door Request Switch
Component Function Check CHECK FUNCTION CONSULT Select “REQ SW-BD/TR” in “Data Monitor” mode of “BCM(INTELLIGENT KEY)”. Check that the function operates normally according to the following conditions: Monitor Item Condition Status REQ SW-BD/TR Back door request switch Pressed On Released Off Is the inspection result normal? YES>> Back door request switch is OK...
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Seatback pockets
Theremaybe one or two seatback pockets located on the back of the driver and passenger seats. The pockets can be used to store maps.
WARNING
