toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Coolant Temperature Sensor / Switch HVAC > < Control Module HVAC|Testing and Inspection|Page 3145
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1. False signal input to auto A/C amplifier.

2. System operation when input false signal.

Condition: Setting Temperature is at 25°C (77°F)

3. System operation when input false signal (Cont'd).

If necessary, replace the system amplifier.

Coolant Temperature Sensor / Switch HVAC > < Control Module HVAC|Testing and Inspection|Page 3145