Impulse L4-2254cc 2.3L SOHC (1988)
Engine Temperature Sensor: Testing and Inspection
Fig. 219 Coolant Thermosensor
Fig. 220 Coolant Thermosensor Specifications
1.
Disconnect sensor harness at connector and measure the resistance across the sensor terminals, Fig. 219.
2.
If not within specifications, Fig. 220, replace the temperature sensor.