lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Evaporator Temperature Sensor / Switch|Testing and Inspection|Page 4740 > < Coolant Temperature Sensor / Switch HVAC|Testing and Inspection
Page 1
background image

Evaporator Temperature Sensor / Switch: Testing and Inspection

INSPECTION

1. REMOVE LOWER FINISH PANEL 

2. REMOVE EVAPORATOR TEMPERATURE SENSOR

a. Disconnect the connector.
b. Using a screwdriver, pull out the sensor with bracket plate.

HINT:  Tape the screwdriver tip before use.

c. Release the 2 claws and remove the sensor from bracket plate.

3. INSPECT EVAPORATOR TEMPERATURE SENSOR RESISTANCE

a. Place the sensor in cold water, and while changing the temperature of the water, measure resistance at the connector and at the same time,

measure temperature of the water with a thermometer.

Evaporator Temperature Sensor / Switch|Testing and Inspection|Page 4740 > < Coolant Temperature Sensor / Switch HVAC|Testing and Inspection