Reprogramming Engine Control Module Not Possible (12 16 99)

REPROGRAMMING ENGINE CONTROL MODULE NOT POSSIBLE

TECHNICAL SERVICE BULLETIN

REPROGRAMMING OF ENGINE CONTROL MODULE MAY NOT BE POSSIBLE

Model(s): BMW E38 - 740i/iLA with M62 engine and DSC 3 produced as of 9/98

BMW E39 - 540i/iA/iTA with M62 engine and DSC 3 produced as of 9/98

BMW E39 - 528i/iA/iTA with M52 engine and DSC 3 produced as of 9/98

Group: 12 - Engine Electrical System

Bulletin No.: 12 16 99

Date: May, 1999

SITUATION

Reprogramming procedure can not be performed and the following error message is displayed:

"Programming cannot be performed correctly! Test code 002400 Repeat programming if necessary."

CAUSE

DSC 3 control module is disturbing the communication path between the DIS/MODIC and the DME and/or EGS modules.

CORRECTION

The power supply to the DSC 3 module must be removed prior to beginning the programming operation.

Remove the following fuse(s) which supply power to the module:

Model	Fuse	Location
E38 - 740	17	Engine Compartment
E39 - 540i/iA/iTA	17, 31	Glove Box
E39 - 528i/iA/iTA	17, 31	Glove Box

WARRANTY INFORMATION

Information Only.