Sensor Operating Range Charts: Notes
NOTE:
Unless stated otherwise in test procedure, perform all voltage tests using a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance. For connector terminal identification, see TERMINAL IDENTIFICATION in TESTS W/CODES
article.
ENGINE COOLANT TEMPERATURE (ECT) SENSOR RESISTANCE (1)
| Application & Temperature °F (°C) | Ohms | ||
|---|---|---|---|
| 32 (0) | 5100-6500 | ||
| 68 (20) | 2100-2700 | ||
| 104 (40) | 900-1300 | ||
| 176 (80) | 260-360 | ||
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INTAKE AIR TEMPERATURE (IAT) SENSOR RESISTANCE
| Application & Temperature °F (°C) | Ohms |
|---|---|
| 32 (0) | 5300-6700 |
| 68 (20) | 2300-3000 |
| 104 (40) | 1000-1500 |
| 176 (80) | 300-420 |