Engine Controls - Low Speed Idle Dip/Fluctuation

SI B 12 57 06
Engine Electrical Systems

January 2007
Technical Service

SUBJECT
DME MS43 Idle Dip

MODEL
E46 M54, 325i with MS43 from 9/00 to 3/03
E46 M54, 325xi with MS43 from 8/01 to 12/04
E46 M54, 330i with MS43 from 5/00 to 3/03
E46 M54, 330xi with MS43 from 8/01 to 12/04
E53 M54, X5 3.0i with MS43 from 3/00 to 9/06

SITUATION
Customers may complain about an idle dip/fluctuation, especially on slow turns or during parking maneuver.

CAUSE
DME calibration.

PROCEDURE
On a customer complaint basis only, reprogram DME using Progman V24.00.

Important note:
The improved DME software was introduced:
- for E46 325i/xi vehicles in DIS V39 (9/04)
- for E46 330i/xi vehicles in DIS V43 (9/05)
- for E53 X5 3.0l vehicles in Progman V24 (12/06)

WARRANTY INFORMATION
Covered under the terms of the BMW New Vehicle Limited Warranty.

Defect Code Refer to KSD

Labor Operation: Refer to KSD
Labor Allowance: Refer to KSD





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