Part
Description
BCM
  • Detects each switch condition by the combination switch reading function.
  • Judges that the headlamp is turned ON according to the vehicle condition.
    • Requests the headlamp relay (HI/LO) ON to IPDM E/R (with CAN communication).
    • Requests the high beam indicator lamp ON to the combination meter (with CAN communication).
IPDM E/R
Controls the integrated relay, and supplies voltage to the load according to the request from BCM (with CAN communication).
Combination switch
(Lighting & turn signal switch)
Refer to System Diagram.
Combination meter
(High beam indicator lamp)
Turns the high beam indicator lamp ON according to the request from BCM (with CAN communication).
Front combination lamp assembly
  • HID control unit
  • Xenon bulb
Refer to Description.