123A00

The negative control deviation during boost pressure control is too high.


Possible cause:

- Charge air system
Affected functions:

- Power generation

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Test 1: Inspect charge air system for leaks.

1. Inspect charge air system for leaks.
Turbocharger adjustment
Note

- This fault can be caused by a jammed adjusting mechanism in the turbocharger.
Procedure

- Check turbocharger adjusting mechanism for unobstructed movement by actuating.
Communication with ECU required