System Description
WARNING: This page is about a different car, the 2023 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
SYSTEM DIAGRAM
OUTLINE
Each illumination lamp is controlled by each function of BCM and combination meter. Control by BCM
- Parking, license plate and tail lamp control function
- Combination switch reading function
- Auto light function
Control by combination meter
- Illumination control function
Control by Intelligent Key unit
- Push-button ignition switch illumination function.
Signal transmission function list
| Signal name | Input | Output | Description |
|---|---|---|---|
| Combination switch signal | Combination switch | BCM | Transmits the combination switch signal to the BCM. |
| Optical sensor signal | Optical sensor | BCM | Transmits the optical sensor signal to the BCM. |
| Illumination control switch signal | Illumination control switch | Combination meter | Transmits the illumination control switch signal to the combination meter. |
| Position light request signal | BCM | Combination meter (CAN) | Transmits the position light request signal via CAN communication. |
ILLUMINATION CONTROL
- The BCM detects the combination switch condition by the combination switch reading function.
- The BCM transmits the position light request signal to the combination meter according to the tail lamp ON condition. Refer to System Description (halogen type) or System Description (LED type).
- The combination meter enters nighttime mode according to the position light request signal and provides the power supply to each illuminated component.
- The combination meter controls the brightness of each illuminated component according to the illumination control switch signal from the illumination control switch.