Coolant Temperature Sensor
Disconnect coolant temperature sensor connector. Using an ohm meter, measure resistance between sensor terminals. See COOLANT TEMPERATURE SENSOR RESISTANCE table.
COOLANT TEMPERATURE SENSOR RESISTANCE
| Temperature | Ohms | |
|---|---|---|
| Mazda | ||
| -4 (-20) | 14,500-17,800 | |
| 68 (20) | 2200-2700 | |
| 104 (40) | 1000-1300 | |
| 140 (60) | 500-640 | |
| 176 (80) | 280-350 | |