Nissan Sentra Service Manual: Component parts
Component Parts Location
- IPDM E/R, (Headlamp high relay, Headlamp low relay, Taillamp relay and Front fog lamp relay (if equipped))
- Stop lamp switch
- Parking brake switch
- Combination meter
- Combination switch (lighting and turn signal switch)
- BCM (view with combination meter removed)
- Optical sensor
- Front door switch LH (Other doors similar)
- Hazard switch
- Daytime light relay (if equipped)
Component Description
| Part | Description |
| BCM | Controls the exterior lighting system. |
| Combination switch (Lighting & turn signal switch) | Refer to BCS-9, "COMBINATION SWITCH READING SYSTEM : System Description" (with Intelligent Key system) or BCS-80, "COMBINATION SWITCH READING SYSTEM : System Description" (without Intelligent Key system). |
| IPDM E/R | Controls the integrated relays and supplies voltage to the load according to the request from the BCM via CAN communication. |
| Stop lamp switch | Transmits power when the brake pedal is pressed to operate stop lamps. |
| Combination meter | Refer to MWI-8, "METER SYSTEM : System Description". |
| Daytime light relay (if equipped) | Sends power to the daytime lamp when operated by the IPDM E/R. |
| Front door switch LH/RH | Transmits the door open signal to the BCM. |
| Rear door switch LH/RH | |
| Optical sensor | Optical sensor converts the outside brightness (lux) to voltage and transmits the optical sensor signal to BCM to operate the autolight system. |
| Parking brake switch | Transmits the parking brake switch signal to the combination meter to operate the autolight system. |
| Hazard switch | Inputs the hazard switch signal to BCM. |
System
Headlamp system
HEADLAMP SYSTEM : System Diagram
HEADLAMP SYSTEM : System Description
LOW BEAM OPERATION
When the lighting switch is in 2nd position, the BCM receives input
requesting the h ...
Other materials:
Seat belt buckle switch signal circuit
Description
Transmits a seat belt buckle switch lh (driver seat) signal to the
combination meter
Component function check
1. Check combination meter input signal
Select data monitor for meter/m&a and check the buckle sw monitor value.
YES >> Inspection End.
NO >> Refe ...
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 ...
Driving assist systems
To keep driving safety and performance, the following systems
operate automatically in response to various driving situations.
Be aware, however, that these systems are supplementary and
should not be relied upon too heavily when operating the vehicle.
â—† ABS (Anti-lock Brake System)
Helps t ...
