Toyota CH-R Service Manual: System Description

Headlight ECU Sub-assembly

Receives various signals, calculates changes in the vehicle posture, and actuates the headlight leveling motor.

Headlight Unit Assembly (Headlight Leveling Motor)

Based on the signals received from the headlight ECU sub-assembly LH or RH, the motors move the reflectors in the headlight to change the low beam angle.

Rear Height Control Sensor Sub-assembly LH

Transmits a height control sensor signal to the headlight ECU sub-assembly LH.

Brake Actuator Assembly (Skid Control ECU)

Transmits a speed sensor signal to the headlight ECU sub-assembly LH.

ECM

Transmits an engine running status signal to the headlight ECU sub-assembly LH.

Main Body ECU (Multiplex Network Body ECU)

Transmits a headlight status signal to the headlight ECU sub-assembly LH.

Combination Meter Assembly

If the system malfunctions, "Headlight System Malfunction Visit Your Dealer" warning message will be displayed on the multi-information display in the combination meter assembly in accordance with the signal from the headlight ECU sub-assembly LH.