Evaporator Temperature Sensor / Switch: Service and Repair

REMOVAL
1. Disconnect the negative battery cable.
2. Remove the glove compartment door.
3. Remove the blower motor from the HVAC housing.
4. If equipped with the MTC heating-A/C system, remove the blower motor resistor from the HVAC housing.
5. Reach through the glove compartment door opening and disconnect the evaporator temperature sensor wiring connector.

Evaporator Temperature Sensor:

6. Using a flat blade pry tool, disengage the locking tab on the access plate of the evaporator temperature sensor. Turn the access plate clockwise one quarter turn and push the access plate inside of the HVAC housing, then orientate the plate in such a way that it can be removed from the HVAC housing.

NOTE: To remove the evaporator temperature sensor probe, look through the access plate hole in the HVAC housing and reach up through the blower motor opening.

Remove Probe:

7. Remove the evaporator temperature sensor probe from the A/C evaporator.

INSTALLATION

NOTE: The A/C evaporator is manufactured with three holes for evaporator temperature sensor probe insertion. Always insert the probe into the uppermost hole.

1. Install the evaporator temperature sensor probe into the A/C evaporator.
2. Install the access plate to the HVAC housing.
3. Connect the wire harness connector to the evaporator temperature sensor.
4. If equipped with the MTC heating-A/C system, install the blower motor resistor.
5. Install the blower motor.
6. Install the glove compartment door.
7. Reconnect the negative battery cable.