Nissan Sentra Service Manual: Symptom diagnosis
- Defogger system symptoms
- Rear window defogger and door mirror defoggers do not operate
- Rear window defogger does not operate but both door mirror defoggers operate
- Both doors mirror defogger don’t operate but rear window defogger operates
- Driver side door mirror defogger does not operate
- Passenger side door mirror defogger does not operate
- Rear window defogger switch does not light, but rear window defogger operates
Rear window defogger feedback signal
Description
Turns the indicator lamp in the rear window defogger switch ON when operating
the rear window defogger.
Component function check
1.Check rear window defogger feedback signal
Check t ...
Defogger system symptoms
Symptom table
*: if equipped ...
Other materials:
Cooling fan control
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
ECM controls cooling fan speed corresponding to vehicle speed, engine coolant
temperature, refrigerant pressure,
air conditioner ON signal. Then control system has 3-step control
[HIGH/LOW/OFF].
Cooling Fan Operation
Cooling Fan Relay Operation
Whe ...
Seat belt warning system
Seat Belt Warning System Does Not Function
1.SEAT BELT WARNING LIGHT
Turn ignition switch ON.
Does the seat belt warning lamp come ON?
YES >> GO TO 2.
NO >> • Check 10A fuse [No. 8, located in the fuse block (J/B)].
Check seat belt buckle switch (driver seat)
Check ha ...
B0094 Crash zone sensor
Description
DTC B0094 CRASH ZONE SENSOR
The crash zone sensor is wired to the air bag diagnosis sensor unit. The air
bag diagnosis sensor unit will
monitor for opens and shorts in detected lines to the crash zone sensor.
PART LOCATION
Refer to SRC-5, "Component Parts Location".
DTC ...
