Van Wagon 2WD L4-2237cc 2.2L (4Y-E) (1989)
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Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
1. Disconnect the connector from the Water Temperature Sensor.
2. Using an Ohmmeter, measure the resistance between the terminals.
Testing Water Temperature Sensor
3. Refer to the specification chart and compare readings with appropriate temperature parameters.
Water Temperature Sensor (THW)
4. If readings are not as specified, replace the Water Temperature Sensor.
