Part
Description
BCM
  • Detects each switch condition with the combination switch reading function.
  • Judges each lamps ON/OFF condition according to the vehicle condition.
    • Requests the each relay ON to IPDM E/R (with CAN communication).
IPDM E/R
Controls the relay and supplies voltage to the load according to the request from BCM (with CAN communication).
Daytime running light relay
Switches headlamp (HI) circuit to illuminate the daytime running light.
Combination switch
(Lighting & turn signal switch)
Refer to System Diagram.
ECM
Transmits the engine status signal to BCM (with CAN communication).
Combination meter
Transmits the parking brake switch signal to BCM (with CAN communication).