DTC Diagnosis Procedure

The electrical load signal (Headlight switch signal, rear window defogger switch signal, etc.) is transferred via the CAN communication.

1.INSPECTION START

Confirm the malfunctioning circuit (rear window defogger, headlight or heater fan). Refer to Component Function Check

Which circuit is related to the incident?

2.CHECK REAR WINDOW DEFOGGER SYSTEM

Check rear window defogger system. Refer to Work Flow

: INSPECTION END

3.CHECK HEADLIGHT SYSTEM

Check headlight system. Refer to Work FlowWork Flow

: INSPECTION END

4.CHECK HEATER FAN CONTROL SYSTEM

Check heater fan control system. Refer to Work Flow

(with automatic air conditioner) or Work Flow

(with manual air conditioner).

: INSPECTION END