Nissan Sentra Service Manual: The parking brake release warning continues displaying, or does not display
Description
- The parking brake warning is displayed while driving the vehicle even though the parking brake is released.
- The parking brake warning is not displayed while driving the vehicle even though the parking brake is applied.
Diagnosis procedure
1.Check parking brake warning lamp operation
- Start engine.
- Check the operation of the brake warning lamp while operating the parking brake.
Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-77, "Removal and Installation".
NO >> GO TO 2.
2.Check parking brake switch
Check the parking brake switch. Refer to MWI-61, "Component Inspection".
Is the inspection result normal? YES >> GO TO 3.
NO >> Replace parking brake switch.
3.Check parking brake switch signal circuit
- Turn ignition switch OFF
- Check the parking brake switch signal circuit. Refer to mwi-60, "diagnosis procedure".
Is the inspection result normal? Yes >> replace combination meter. Refer to mwi-77, "removal and installation".
No >> repair or replace harness or connector.
The door open warning continues displaying, or does not display
Description
The door ajar warning is displayed even though all of the doors are
closed.
The door ajar warning is not displayed even though a door is ajar.
Diagnosis procedure
1.Check bcm ...
The ambient temperature display is incorrect
Description
The displayed outside air temperature is higher than the actual
temperature.
The displayed outside air temperature is lower than the actual
temperature.
Outside air temperat ...
Other materials:
System description
Refrigeration system
Component part location
High-pressure service port
High-pressure pipe
Expansion valve
Low-pressure service port
Low-pressure flexible hose
Compressor
Refrigerant pressure sensor
Condenser and liquid tank assembly
High-pressure flexible hose
Refrigera ...
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 af ...
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
Refer to lan-7, "can communication system : system description".
Dtc logic
Dtc detection logic
Note:
U1000 can be set if a module harness was disconnected and reconnected,
perhaps during a repair. Confirm
that there are actual CAN diagnostic symp ...