Nissan Sentra Service Manual: Driver side door mirror defogger
Description
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
Check that heating wire of door mirror defogger lh is heated when turning the rear window defogger switch on.
Is the inspection result normal? Yes >> door mirror defogger is ok.
No >> refer to def-35, "diagnosis procedure".
Diagnosis Procedure
Regarding wiring diagram information, refer to def-20, "wiring diagram".
1. Check power supply circuit
- Turn ignition switch OFF.
- Disconnect door mirror lh.
- Turn ignition switch on.
- Check voltage between door mirror LH connector and ground.
Is the inspection result normal? Yes >> go to 2.
No >> repair or replace harness.
2. Check ground circuit
- Turn ignition switch OFF.
- Check continuity between door mirror lh connector and ground.
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3. Check door mirror defogger lh
Check door mirror defogger lh.
Refer to def-36, "component inspection".
Is the inspection result normal? Yes >> go to 4.
No >> replace door mirror. Refer to mir-18, "door mirror assembly : removal and installation".
4. Check intermittent incident
Check intermittent incident.
Refer to gi-39, "intermittent incident".
Is the inspection result normal? Yes >> check the following.
- Battery power supply circuit.
- Fuse block (j/b).
No >> repair or replace the malfunctioning parts.
Component inspection
1. Check door mirror defogger lh
- Turn ignition switch off.
- Disconnect door mirror lh.
- Check continuity between door mirror terminals.
Is the inspection result normal? Yes >> inspection end.
No >> replace door mirror lh. Refer to mir-18, "door mirror assembly : removal and installation".
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
...
Passenger side door mirror defogger
Description
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
1.Check door mirror defogger rh ...
Other materials:
Wiper and washer fuse
Description
Diagnosis procedure
1. Check fuses
Check that the following fuses are not blown.
Is the fuse blown?
Yes >> replace the blown fuse after repairing the affected circuit.
No >> inspection end. ...
Parking lamp circuit
Description
The ipdm e/r (intelligent power distribution module engine room) controls the
tail lamp relay based on inputs
from the bcm over the can communication lines. When the tail lamp relay is
energized, power flows through
fuse 36, located in the ipdm e/r. Power then flows to the front ...
Manual transmission (if so equipped)
WARNING
Do not downshift abruptly on slippery
roads. This may cause a loss of control.
Do not over-rev the engine when shifting
to a lower gear. This may cause a
loss of control or engine damage.
Do not shift to the N (Neutral) position
while driving. Doing so may ...
