P2279

A leak was detected in the intake air system.


Possible cause:

- Selfadaptation of mixture formation
Affected functions:

- Engine output

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Test 1: Check self-adaptation of mixture formation.

1. Check self-adaptation of mixture formation.
Test sequence

- Check actual value Selfadaptation of mixture formation.
- Carry out the following tests.
Continue with button F2

Warning!Communication with ECU required.