Evaporator Temperature Sensor / Switch: Testing and Inspection

Thermoswitch Inspection
1. Remove the glove compartment.
2. Run the engine at idle speed and set the air conditioning to maximum cooling.
3. Block the air inlet of the blower unit with a thick piece of paper to hasten evaporator cooling.
4. After a few minutes, check that the compressor stops.




Note: The compressor stops when the temperature at the evaporator becomes 1°C (33.8°F).