Tacoma PreRunner Extra Cab 2WD V6-3.4L (5VZ-FE) (2000)
Evaporator Temperature Sensor / Switch: Testing and Inspection
Thermistor
1. REMOVE GLOVE COMPARTMENT DOOR
2. INSPECT THERMISTOR RESISTANCE
a. Disconnect the connector
b. Measure resistance between terminals 2 and 5.
Standard resistance: 1,500 Ohms at 25 °C (77 °F)
If resistance is not as specified, proceed next inspection.
INSPECT THERMISTOR RESISTANCE
a. Place the thermistor 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.
b. Compare the 2 readings on the chart.
If resistance value is not as specified, replace the thermistor.