Intake Air Temperature (IAT) Sensor
Locate sensor on top left side of engine, near idle air by-pass valve. With sensor disconnected, measure resistance between sensor terminals. See IAT SENSOR RESISTANCE table. Replace sensor as necessary.
IAT SENSOR RESISTANCE
| Temperature | Ohms |
|---|---|
| 50°F (10°C) | 59,175 |
| 68°F (20°C) | 37,387 |
| 86°F (30°C) | 24,215 |
| 104°F (40°C) | 16,043 |
| 122°F (50°C) | 10,850 |
| 140°F (60°C) | 7,487 |
| 158°F (70°C) | 5,268 |
| 176°F (80°C) | 377 |
| 194°F (90°C) | 275 |