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Home >> Toyota >> 2007 >> Prius Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning >> Air Conditioning System >> Steering Pad Switch Circuit >> Description

Steering Pad Switch Circuit: Description

AUTO, TEMP UP (+), TEMP DOWN (-), Recirculation / Fresh, Fr. DEF and Rr. DEF switches are located on the steering pad switch.

The resistance of the steering pad switch changes in accordance with switch operation. The air conditioning amplifier outputs voltage to the steering pad switch and reads voltage changes according to the resistance changes with switch operation.