Nissan Rogue Service Manual: Rear window defogger relay
Description
Power is supplied to the rear window defogger with BCM control.
Component Function Check
1. 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.
Is the inspection result normal? YES >> Rear window defogger relay power supply circuit is OK.
NO >> Refer to DEF-24, "Diagnosis Procedure".
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DEF-12, "Wiring Diagram".
1. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT
- Turn ignition switch ON.
- Check voltage between BCM connector and ground.
Is the inspection result normal? YES >> Rear window defogger power supply circuit is OK.
NO >> GO TO 2.
2. CHECK HARNESS CONTINUITY
- Turn ignition switch OFF.
- Disconnect BCM and fuse block (J/B).
- Check continuity between BCM connector and fuse block (J/B) connector.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace harness.
3. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Refer to DEF-25, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-41, "Intermittent Incident".
NO >> Replace rear window defogger relay.
Component Inspection
1. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
Is the inspection result normal? YES >> Inspection End.
NO >> Replace rear window defogger relay.
Rear window defogger switch
WITH MANUAL A/C
WITH MANUAL A/C : Description
The rear window defogger is operated by pressing the rear window
defogger switch ON.
The indicator lamp in the rear window defogger switch ...
Rear window defogger power supply and ground circuit
Description
Heats the heating wire with the power supply from the rear window defogger
relay to prevent the rear window
from fogging up.
Component Function Check
1. CHECK REAR WINDOW DEFOGGER
C ...
Other materials:
B142A ignition voltage
Description
DTC B142A IGNITION VOLTAGE
Ignition voltage is supplied to the air bag diagnosis sensor unit when the
ignition is in the ON position. The air
bag diagnosis sensor unit will monitor for low or high ignition voltage.
PART LOCATION
Refer to SRC-6, "Component Parts Location" ...
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
WITH INTELLIGENT KEY
WITH INTELLIGENT KEY : Description
Refer to LAN-8, "System Description".
WITH INTELLIGENT KEY : DTC Logic
DTC DETECTION LOGIC
NOTE:
U1000 can be set if a module harness was disconnected and reconnected, perhaps
during a repair. Confirm
...
Preparation
Special Service Tools
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(165-GR8-1200KIT-NI)
Multitasking battery and electrical diagnostic
station
Testing batteries, start ...