1.6.2.1 Monitoring function
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2010 BMW X6, 2010 BMW 535xi, 2010 BMW 535i, 2010 BMW 135i, and 2009 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.
The trim control plausibility monitoring detects a high deviation of the I-share of lambda trim control. If it exceeds given thresholds the following malfunction is detected:
- fuel trim above limit
If the above mentioned malfunction is detected, the corresponding fault code is stored.
AIR FUEL MIXTURE TOO RICH CHART
| B1S1 | B2S1 | |
|---|---|---|
| air fuel mixture too rich | P2097 | P2099 |
| air fuel mixture too lean | P2096 | P2098 |