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:
DTC Description
DTC DETECTION LOGICAn excessively low voltage from the sensor is sent to ECM. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0451
EVAP SYS PRES SEN
(EVAP control system pressure sensor performance)
Diagnosis condition
Ignition switch ON
Signal (terminal)
EVAP control system pressure sensor signal
ECM
(Built in barometric pressure sensor)
Threshold
ECM detects a state that the pressure difference remains the threshold value or more for continuously for 5 seconds or more under the condition that the pressure of the EVAP control system pressure sensor and that of the barometric pressure sensor are equal...
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0315
Crankshaft position
(Crankshaft Position System Variation Not Learned)
Diagnosis condition
Engine run and fuel shut off
Signal
—
Threshold
Learning value of signal plate variation is abnormal or not learned...