Instruments - Trip Computer Displays Dashes 'After Reset'

Trip computer "After reset" displays dashes or implausible values for average consumption

Topic number LI54.50-P-053950

Version 1

Design group 54.50 Trip computer

Date 01-16-2013

Validity All passenger car model series with model year 2011 (code 801), model year 2012 (code 802), model year 2013 (code 803) with engines 651, 642LS, 276, and 278

Reason for change

Complaint:
In the trip computer "After reset" menu only dashes or implausible values are displayed for the average consumption (see attachment).

Note:
The complaint often occurs in new vehicles straight from the factory or after flashing of the engine control unit.





Attachments

Cause:
Data not synchronized between engine control unit and instrument cluster.

Remedy:
Engine variant OM651:

Flashing of engine control unit using XENTRY Diagnostics. The software is available as of Xentry version 09/2012.

After the flashing procedure the trip computer in the instrument cluster "After reset" must be reset manually using the steering wheel control buttons.

Engine variant OM642LS:
Flashing of engine control unit using XENTRY Diagnostics. The software is available as of the following Xentry versions with add-on ....:

^ Add-on 2527 for DVD 07/2012

^ Add-on 2521 for DVD 09/2012

After the flashing procedure the trip computer in the instrument cluster "After reset" must be reset manually using the steering wheel control buttons.

Engine variant M276/M278:
We are currently working on a solution for these engine variants. This is expected to be available with Xentry version 01/2013.

Note:
Do not remove/install/replace any control units.





Symptoms





WIS-References





Attachment