Nissan Sentra Service Manual: Both doors mirror defogger don’t operate but rear window defogger operates
Diagnosis procedure
Regarding Wiring Diagram information, refer to DEF-20, "Wiring Diagram".
1. Check door mirror defogger fuse
Check if the following fuse in fuse block (J/B) is blown.
Is the inspection result normal? Yes >> go to 2.
No >> replace the blown fuse after repairing the affected circuit.
2. Check door mirror defogger power supply circuit
Check door mirror defogger power supply and ground circuit.
Refer to def-35, "component function check" (driver side) or def-37, "component function check" (passenger side).
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace the malfunctioning parts.
3. Check both door mirror defogger
- Check door mirror lh. Refer to def-36, "component inspection".
- Check door mirror RH. Refer to DEF-38, "Component Inspection".
Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-39, "Intermittent Incident".
NO >> Repair or replace the malfunctioning parts.
Rear window defogger does not operate but both door mirror defoggers operate
Diagnosis procedure
1. Check rear window defogger power supply and ground circuit
Check rear window defogger power supply and ground circuit.
Refer to DEF-32, "Component Function Check" ...
Driver side door mirror defogger does not operate
Diagnosis procedure
1. Check door mirror defogger lh
Check door mirror defogger LH.
Refer to DEF-35, "Component Function Check".
Is the inspection result normal?
YES >> Refer ...
Other materials:
Door lock and unlock switch
Component function check
1.Check function
Select door lock of bcm using consult.
Select cdl lock sw, cdl unlock sw in data monitor mode.
Check that the function operates normally according to the following
conditions.
Is the inspection result normal?
YES >> Main power windo ...
Precautions
Precaution for supplemental restraint system (srs) "air bag" and "seat belt
pre-tensioner"
The supplemental restraint system such as “air bag” and “seat belt pre-tensioner”,
used along
with a front seat belt, helps to reduce the risk or severity of injur ...
On board diagnostic (OBD) system
Diagnosis Description
This system is an on board diagnostic system that records exhaust
emission-related diagnostic information
and detects a sensors/actuator-related malfunction. A malfunction is indicated
by the malfunction indicator
lamp (MIL) and stored in ECU memory as a DTC. The diagnos ...
