LIGHTING SYSTEM


  1. FUNCTION OF MAIN COMPONENTS

    Component Function
    Main Body ECU (Multiplex Network Body ECU) Receives various signals and turns off the exterior lights.
    Headlight Dimmer Switch Assembly Outputs a light control signal and transmits it to the main body ECU (multiplex network body ECU).
    Front Door Courtesy Light Switch Assembly (LH*1/RH*2) Detects whether a door is open or closed and transmits a signal to the main body ECU (multiplex network body ECU).

    Semiconductor PWR Integration ECU


    • Headlight Relay

    • Fog Light Relay*3

    		 Shuts down power to the headlights and front fog lights*3.

    Instrument Panel Junction Block Assembly


    • TAIL Relay

    		 Shuts down power to the taillights, clearance lights and license plate lights.

    *1: LHD Models

    *2: RHD Models

    *3: Models with front fog lights

  2. SYSTEM CONTROL


    1. The light auto turn-off system operates as follows:

      Models for Europe
      Function Operation Condition
      Headlight or Front Fog Light* Auto Turn-off

      When all of the following conditions are met, the headlights or front fog lights* automatically turn off:


      • The power switch is turned off.

      • The headlight dimmer switch is in the tail or head position.

      • The front fog light switch is on.*
      Exterior Light Auto Turn-off

      When both of the following conditions are met, the exterior lights automatically turn off:


      • The power switch is turned off.

      • The headlight dimmer switch is in the AUTO position.

      *: Models with front fog lights

      Except Models for Europe
      Function Operation Condition
      Driver Door-linked

      When both of the following conditions are met, the exterior lights automatically turn off:


      • The power switch is turned to ACC or off.

      • The driver door is closed and then opened.