Service Campaign 2021110012 - Update Engine Control Unit Software (2021110012)

Publication date: 2024-11-01
Reference number: 2021110012

SERVICE CAMPAIGN 2021110012 - UPDATE ENGINE CONTROL UNIT SOFTWARE

SERVICE CAMPAIGN BULLETIN

Reference Number(s): 2021110012, Date of Issue: November 01, 2024

MERCEDES-BENZ:

Model G-Class (463 platform) Model Year 2021

SUBJECT

Model G-Class (463 platform)

Model Year 2021

Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2021 G-Class (463 platform) vehicles, the engine control unit software for camshaft adjustment does not meet the current series production specifications. An authorized Mercedes-Benz dealer will update the engine control unit software.

Prior to performing this Campaign:

VMI must always be checked before performing campaigns to verify that the campaign is required on a specific vehicle. Always check for any other open campaigns, and perform accordingly.
Please review the entire Campaign bulletin and follow the repair procedure exactly as described.

Approximately 3 vehicles are affected.

Order No. P-SC-2021110012

Always use the latest XENTRY Diagnosis software release with all available add-ons.
Follow the operation steps exactly as described in XENTRY Diagnosis.
Use a charger to ensure sufficient power supply to the vehicle's on-board electrical system battery (greater than 12.5 V).
If XENTRY Diagnosis is already connected to the vehicle, start with Work Procedure Step 2 .
If two or more software updates or SCN codings are performed during a single workshop visit, operation items 02-4762 and 02-5058 may be invoiced only on one of the workshop orders .

WORK PROCEDURE

Connect XENTRY Diagnosis.
Update Engine Control Unit software.
To do this, select menu item "Quick test view - N3/10 - Motor electronics 'MED1775' for combustion engine 'M176' (ME) - Adaptations - Control unit update - Updating of the control unit software."

Then follow the user guidance in XENTRY Diagnosis.
Disconnect XENTRY Diagnosis.

NOTE: The following allowable labor operation should be used when submitting a warranty claim for this repair:

WARRANTY INFORMATION

Damage Code

Operation Number

Description

Labor Time (hrs.)

54 951 21

02-9334

Update Engine Control Unit software
(with XENTRY Diagnosis connected)

0.1

02-4762 ⁽¹⁾

Connect/disconnect diagnostic system
(XENTRY Diagnosis)

0.1

02-5058 ⁽¹⁾

Connect/disconnect starter battery charger
(with XENTRY Diagnosis connected)

0.1

⁽¹⁾	Operation item may be invoiced only once for each workshop order.

NOTE: Always check Xentry Operation Time (XOT) for the current OP-Code times. Labor times are subject to change and updates may not be reflected in this document.