MR2 L4-1587cc 1.6L DOHC SC (4A-GZE) (1988)
Coolant Temperature Sensor/Switch (For Computer): Testing and Inspection
Coolant Thermosensor
Fig. 59 Coolant thermo sensor test specifications
Ohmmeter Connection
1.
Disconnect electrical connector from sensor and measure resistance between sensor terminals,Fig. 48.
2.
If measured resistance does not correspond to values shown in graph, Fig. 59, sensor is defective.