Nissan Murano: Defogger :: Symptom Diagnosis / Rear Window Defogger Switch Does Not Light, but Rear Window Defogger Operates
Diagnosis Procedure
CHECK A/C SWITCH ASSEMBLY (REAR WINDOW DEFOGGER SWITCH)
Check that A/C switch assembly (rear window defogger switch) is operating normally.
Is the inspection result normal?
YES>>
Check intermittent incident. Refer to Intermittent Incident.
NO>>
Check rear window defogger switch. Refer to Diagnosis Procedure.
Diagnosis Procedure
CHECK DOOR MIRROR DEFOGGER FUSE
Check if the following fuse in fuse block (J/B) is blown:
Component Fuse No. Capacity
Fuse block (J/B)
22
10 A
Is the inspection result normal?
YES>>
GO TO 2...
Other information:
Component Function Check
COMBINATION METER INPUT SIGNAL
CONSULT
Select “PKB SW” in “Data Monitor” mode of “METER/M&A”.
Check that the function operates normally according to the following conditions:
Monitor item
Condition
Status
PKB SW
When parking brake is applied
ON
When parking brake is released
OFF
Is the inspection result normal?
YES>>
Inspection End...
Symptom Table
Symptom Possible cause Reference page
Malfunction is detected in only 1 sensor of display (Always displayed in red).
Sonar sensor circuit
Sonar sensor
DTC Diagnosis Procedure (rear LH inner)
DTC Diagnosis Procedure (rear RH inner)
DTC Diagnosis Procedure (rear LH outer)
DTC Diagnosis Procedure (rear RH outer)
DTC Diagnosis Procedure (front LH inner)
DTC Diagnosis Procedure (front RH inner)
DTC Diagnosis Procedure (front LH outer)
DTC Diagnosis Procedure (front RH outer)
Removal and Installation
Malfunction is detected in all 8 sensors of display
(Always displayed in red)...