Nissan Sentra Service Manual: Rear window defogger and door mirror defoggers do not operate
Diagnosis procedure
Regarding Wiring Diagram information, refer to DEF-20, "Wiring Diagram".
1. Check rear window defogger switch
Check rear window defogger switch.
Refer to def-30, "component function check".
Is the inspection result normal? Yes >> go to 2.
No >> repair or replace the malfunctioning parts.
2. Check rear window defogger relay
Check rear window defogger relay.
Refer to def-32, "component function check".
Is the inspection result normal? Yes >> go to 3 .
No >> repair or replace the malfunctioning parts.
3. Check rear window defogger power supply and ground circuit
Check rear window defogger power supply and ground circuit.
Refer to def-33, "component function check".
Is the inspection result normal? Yes >> check intermittent incident. Refer to gi-39, "intermittent incident".
No >> repair or replace the malfunctioning parts.
Defogger system symptoms
Symptom table
*: if equipped ...
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" ...
Other materials:
Parts Requiring Angle Tightening
Use the Tool for the final tightening of the following engine parts:
Tool number : KV10112100 (BT-8653-A)
Camshaft sprocket (INT) bolt
Cylinder head bolts
Main bearing cap bolts
Connecting rod cap bolts
Crankshaft pulley bolt (No the angle wrench is required as bolt flange
is pr ...
Brake fluid
Drain and Refill
CAUTION:
Do not spill or splash brake fluid on painted surfaces. Brake
fluid may damage paint. If brake fluid is
splashed on painted areas, wash it away with water immediately.
Prior to repair, turn the ignition switch OFF, disconnect the ABS
actuator and electric uni ...
Ambient sensor signal circuit
Description
It detects outside air temperature and converts it into a resistance value
which is then input into the combination
meter.
Diagnosis Procedure
Regarding wiring diagram information, refer to mwi-28, "wiring diagram".
1.Check ambient sensor signal circuit
Turn igniti ...
