Multiplicative adaptation: Diagnostics
WARNING: This page is about a different car, the 2003 Saab 9-3 and 2002 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.
- If the correction factor reaches 1.25 (25%), diagnostic trouble code P0171 will be generated.
The fault can be caused by:
- Low fuel pressure.
- Defective mass air flow sensor.
- If the correction factor reaches 0.75 (-25%), diagnostic trouble code P0172 will be generated.
The fault can be caused by:
- Air leak between the compressor and the throttle.
- Defective mass air flow sensor.