Camry Solara SE L4-2164cc 2.2L DOHC (5S-FE) MFI (2000)
Coolant Temperature Sensor / Switch HVAC: Testing and Inspection
Engine Coolant Temperature (ECT) Switch
1. DRAIN ENGINE COOLANT FROM
2. REMOVE ENGINE UNDER COVER
3. REMOVE ECT SWITCH
4. 5S-FE engine:
INSPECT ECT SWITCH CONTINUITY
a. Using an ohmmeter, check that there is no continuity between the terminals when the engine coolant temperature is above 93 °C (199 °F).
If there is continuity, replace the switch.
b. Using an ohmmeter, check that there is continuity between the terminals when the engine coolant temperature is below 83 °C (181 °F).
If there is no continuity, replace the switch.
5. 1MZ-FE engine: