MR2 L4-132 2164cc 2.2L DOHC (5S-FE) (1993)
Coolant Temperature Sensor/Switch (For Computer): Description and Operation
PURPOSE
The water temperature sensor measures engine temperature by sensing water temperature. The ECM uses this information for determining the
proper air/fuel mixture for all conditions.
LOCATION
The sensor is threaded into the water jacket on the left side of the engine.