Engine Controls - Sensor Operating Range Charts: Introduction
Sensor operating range information can help determine if a sensor is out of calibration. An out-of-calibration sensor may not set a trouble code, but it may cause driveability problems. For further information on sensor testing, see TESTS W/CODES articles below:
- For Integra, see TESTS W/CODES article.
- For 2.3CL, see TESTS W/CODES article.
- For 2.5CL, see TESTS W/CODES article.
- For 3.0CL, see TESTS W/CODES article.
- For 3.2TL, see TESTS W/CODES article.
- For 3.5RL, see TESTS W/CODES article.
NOTE:
For sensor voltage readings, refer to PIN VOLTAGE CHARTS
article.
ENGINE COOLANT TEMPERATURE (ECT) SENSOR RESISTANCE (1)
| Temperature °F (°C) | Ohms | ||
|---|---|---|---|
| -4 (-20) | 15,000-18,000 | ||
| 32 (0) | 4500-7500 | ||
| 68 (20) | 2500-3500 | ||
| 104 (40) | 900-1800 | ||
| 176 (80) | 400-600 | ||
| 212 (100) | 250-350 | ||
|
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INTAKE AIR TEMPERATURE (IAT) SENSOR RESISTANCE (1)
| Temperature °F (°C) | Ohms | ||
|---|---|---|---|
| -4 (-20) | 15,000-18,000 | ||
| 32 (0) | 4500-7500 | ||
| 68 (20) | 2500-3500 | ||
| 104 (40) | 900-1800 | ||
| 176 (80) | 400-600 | ||
| 212 (100) | 250-350 | ||
|
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