Fuel trim code TSB keep in mind.....
M54/M56: Mixture Too Lean - Fault Codes 2882/2883 are Stored in the DME
E85 with M54 produced from 3/02 to 11/05
E46 with M54 from 8/00 to 8/06
E46 with M56 from 12/01 to 12/04
The customer complains that the "Service Engine Soon" light is illuminated. The fault codes "2882/2883 – fuel trim, mixture too lean" are stored in the DME.
Possible causes may include: incorrect air filter, unmetered air or a defective air mass meter.
Remove and inspect the air filter element. Only the filter with the P/N 13 72 1 744 869 must be fitted. If the filter is the correct one, please follow the test plan and repair accordingly.
Covered under the terms of the BMW New Vehicle Limited Warranty.
Service Manager/BMW Tech
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