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:
P0603 ECM
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0603
ECM BACK UP CIRCUIT
[Internal control module keep
alive memory (KAM) error]
Malfunction in the internal back up RAM o ...
Repairing material
Foam Repair
During factory assembly, foam insulators are installed in certain body panels
and locations around the vehicle.
Use the following procedure(s) to replace any factory-installed foam insulators.
URETHANE FOAM APPLICATIONS
Use commercially available Urethane foam for sealant (foam m ...
Changing engine coolant
A NISSAN dealer can change the engine coolant.
The service procedure can be found in the
NISSAN Service Manual.
Improper servicing can result in reduced
heater performance and engine overheating.
WARNING
To avoid the danger of being scalded,
never change the coolant when the ...
