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Toyota Workshop Service and Repair Manuals

Refrigerant Pressure Sensor / Switch, HVAC > < Evaporator Temperature Sensor / Switch|Locations|Page 648
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Evaporator Temperature Sensor / Switch: Service and Repair

REMOVAL

1. REMOVE EVAPORATOR

See: Heating and Air Conditioning/Evaporator Core/Service and Repair

2. REMOVE THERMISTOR

a. Disconnect the connector clamp.
b. Pull out the thermistor with holders.

INSTALLATION

Installation is in the reverse order of removal.

INSPECTION

INSPECT THERMISTOR RESISTANCE

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

measure temperature of water with a thermometer.

Thermistor Resistance

b. Compare the 2 readings on the chart.

If resistance value is not as specified, replace the thermistor

Refrigerant Pressure Sensor / Switch, HVAC > < Evaporator Temperature Sensor / Switch|Locations|Page 648