| Circuit Diagram |

Signal Waveform
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the HO2S connector. 3. Measure resistance between the HO2S terminals 1 and 2. 4.
Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the photo & auto light sensor. (Refer to Windshield Wiper/Washer - "Rain Sensor") Installation 1. Install the auto light sensor. 2. Connect the negative (-) battery terminal.
Component Location Components (1) 1. Shower duct (Left)2. Mode actuator (LH)3. Temperature control actuator (LH)4. Temperature door lever (Left)5. Mode actuator (A)6. Console temperature actuator (A)7. Console mode actuator ON/OFF8. Heater case (Left)9.