Check sensor:
WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, 2003 Audi A4, and 2002 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
- Connect multimeter to sensor to measure resistance.
Specifications:
IAT SENSOR TEMPERATURE VERSUS RESISTANCE SPECIFICATIONS
| Temperature °C | Resistance kΩ |
|---|---|
| -20 | approx. 13.8 |
| 0 | approx. 5.5 |
| 20 | approx. 2.4 |
| 40 | approx. 1.1 |
| 60 | approx. 0.6 |
If the specified values are not obtained:
- Replace Intake Air Temperature (IAT) sensor -G42-.