Evaporator Temperature Sensor Inspection
WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
- Turn the AUTO switch on. (Full-auto air conditioner)
- Set the temperature control to MAX COLD.
- Push the A/C switch.
- Set the RECIRCULATE mode.
- Close all doors and windows.
- Wait for 5 minutes .
- Remove the glove compartment.
- Disconnect the evaporator temperature sensor.
- Measure the temperature at the blower inlet.
- Measure the resistance between terminals of the evaporator temperature sensor.
- If the resistance is not as shown in the graph, replace the evaporator temperature sensor.