| Circuit Diagram |

Component Location 1. Auto light sensor 2. Head lamps 3. Lighting switch (Auto) 4. Tail lamps 5. IBU (Integrated Body Control Unit)
Description It's a system that uses illumination sensor to automatically turn ON the tail lamp and head lamp based on the change in surrounding environment's illumination condition.
Description and operation Description The mode control actuator is located at the heater unit. It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit. Pressing the mode select switch makes the mode control actuator shift in order of Vent → Bi-Level →
Repair procedures Replacement 1. Remove the rear heater & A/C unit. (Refer to Rear Heater - "Rear Heater Unit") 2. Loosen the mounting screws and remove the rear heater core cover (A).