Thursday, November 22, 2018

Computers/Controls - MIL ON, No DTC, DMTL Test Plan INOP

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) Technical Service Bulletin # 121810 Date: 100801



Computers/Controls - MIL ON, No DTC, DMTL Test Plan INOP



SI B 12 18 10



Engine Electrical Systems



August 2010



Technical Service



This Service Information bulletin supersedes SI B12 18 10 dated July 2010.



[NEW] designates changes to this revision



SUBJECT



Service Engine Soon Lamp Is Illuminated: No Fault Stored in DME Memory or DMTL Test Plans Do Not Operate



MODEL



E82 and E88 (1 Series) with N51, N52K,[NEW]N54 and N55 engine



E90, E91, E92 and E93 (3 Series) with N51, N52K, [NEW]N54 and N55 engine



E70 (X5) with N55 engine



E71 (X6) with [NEW]N54 and N55 engine



F10 (5 Series) with N55 engine



F07 (Gran Turismo) with N55 engine



SITUATION



Vehicles with the N55 engine:



DMTL-related faults can be read from the DME memory, but the test plans cannot be calculated or the test plans fail to operate.



All vehicles with N51, N52K and [NEW]N54 engines and integration level E89X-10-06-501 or higher:



2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) 417



Faults cannot be read from the DME memory, but the Service Engine Soon lamp is illuminated.



CAUSE



DME and diagnostic software error



PROCEDURE



Submit a TC Case to the DMTL group with one of the following statements in the subject field:



^ N55 DMTL test plans do not operate;



or



^ The SES lamp is illuminated, but no faults are stored.

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