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.