Nissan Sentra Service Manual: Ventilation, heater & air conditioner
- Ventilation system
- Heater & air conditioning system
- Precaution
- Preparation
- System description
- Basic inspection
- Symptom diagnosis
- Periodic maintenance
- Removal and installation
- Service data and specifications (SDS)
- Heater & air conditioning control system
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 ...
Other materials:
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 ...
Ground
Ground distribution
Main harness
Engine room harness
Engine control harness
Body harness
...
P1572 ASCD Brake switch
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P1572 is displayed with DTC P0605, first perform the trouble
diagnosis for DTC P0605. Refer
to EC-348, "DTC Logic".
This self-diagnosis has the one trip detection logic. When
malfunction A is detected, DTC is not
stored in ECM me ...
