FUNCTION OF MAIN COMPONENTS
Light Automatic Turn-off System
| Component | Function |
|---|---|
| Main Body ECU (Multiplex Network Body ECU) | Receives various signals and turns off the exterior lights. |
| Headlight Relay | Shuts down power to the low beams. |
| Fog Light Relay* | Shuts down power to the fog lights. |
| Instrument Panel Junction Block Assembly - Tail Relay |
Shuts down power to the taillights, clearance lights, and license plate lights. |
| Front Door Courtesy Light Switch Assembly (Driver Side) | Detects whether a door is open or closed and transmits a signal to the main body ECU (multiplex network body ECU). |
*: Models with front fog lights
SYSTEM CONTROL
The light auto turn-off system operates as follows:
| Function | Operation Condition |
|---|---|
| Headlight and Front Fog Light* Auto Turn-off | When all of the following conditions are met, the headlights and front fog lights* automatically turn off:
|
| Exterior Light Auto Turn-off | When both of the following conditions are met, the exterior lights automatically turn off:
|
*: Models with front fog lights