Engine Control Unit Software Update (07.00/29E)

Publication date: 2004-02-02
Reference number: 07.00/29E

ENGINE CONTROL UNIT SOFTWARE UPDATE

TECHNICAL SERVICE BULLETIN

Reference Number(s): T-B-07.00/29E, Date of Issue: February 2, 2004

MERCEDES-BENZ:	Model ML320, Model Year 2002 and later; Model ML350, Model Year 2003 and later; Model G500, Model Year 2002 and later
GROUP:	07 - Mixture formation

Superceded Bulletin(s): T-B-07.00/29E, Date of Issue: January 8, 2004

NOTE: Revision: Warranty Information Updated

SUBJECT

Model ML320, Model Year 2002 and later

Model ML350, Model Year 2003 and later

Model G500, Model Year 2002 and later

Engine Control Unit Software Update

SERVICE INFORMATION

The Flashware CD release 0004488102/0005 (refer to S-B-07.61/30 ) or any newer version contains a software update for the engine control unit for the following conditions. Please use only the latest flash CD when flashing.

NOTE: Emissions are not exceeded under normal conditions.

Model ML320 - MY 2002 and up:

Hesitation after hot start between 50 and 70C engine temperature.

After flashing the ECU will have the part number 112 153 51 79.

All M112/M113 engines:

Lack of power under full acceleration and mid range and/or upper long-term adaption values drifting to lean.
Hesitation caused by "two-footed" driver, i.e. driver depresses accelerator and brake pedal at the same time as outlined in DTB #302 dated May 2001.

After flashing the ECU will have part number as follows:

G500 = 113 153 45 79
ML320 = 112 153 51 79
ML350 = 112 153 53 79

NOTE:

Ensure that all engine related systems are within specification. The software update will not compensate for any system or mechanical component malfunction.
When asking for SCN number (MY 2003 vehicles only), the PN that will be in the ECU after flashing must be specified.

Please refer to SI S-B-07.61/27 for instructions on flashware use.

IN CASE OF WARRANTY

Operation: Engine control module - flashing includes short test, perform (07-8820)

OR
Engine control module - flashing (after test) does not include short test, perform (07-8821)

WARRANTY INFORMATION

Damage Code	Operation Number	Time (hrs.)	Model Indicator (s)
54575 ED	07 8820	0.6 hrs.	K1, K5, L1
54575 ED	07 8821	0.3 hrs.	K1, K5, L1

NOTE: It is required that the DTB Order no. be referenced in the Dealer Text Field of the Warranty Claim upon submission.

NOTE: No other labor operation codes can be claimed with this repair.