Rear Seat Belt Warning Light Malfunction [12/2022 - ]: Description

The power distribution box assembly sends a signal indicating a rear seat belt status when the ignition switch is ON to the main body ECU (multiplex network body ECU) via CXPI communication.

The main body ECU (multiplex network body ECU) sends a signal indicating the rear door courtesy light switch status when the ignition switch is ON or off and a signal indicating a rear seat belt status when the ignition switch is ON to the combination meter assembly via CAN communication.

Depending on the rear door courtesy light switch signal, shift position and vehicle speed, the combination meter assembly illuminates or turns off the rear seat belt warning light.