Rampage L4-135 2.2L (1983)
Coolant Temperature Sensor/Switch (For Computer): Description and Operation
Coolant Temperature Switch
Fig. 2 Coolant switch location. 4-135 engine
On four cylinder engines the coolant switch is located on the thermostat housing. Fig. 2, It supplies a signal to the computer when the engine coolant
temperature is below 150° F. This information is required to prevent a change in air fuel ratio until engine operating temperature is reached.
