Perform SCN Coding In The Electronic Ignition Control Unit (2025030015)

Publication date: 2025-04-04
Reference number: 2025030015

PERFORM SCN CODING IN THE ELECTRONIC IGNITION CONTROL UNIT

SERVICE CAMPAIGN BULLETIN

Reference Number(s): 2025030015, Date of Issue: April 04, 2025

MERCEDES-BENZ:

2022 - 2023 S-Class (223 platform)

SERVICE INFORMATION

TO: ALL MERCEDES-BENZ CENTERS

CAMPAIGN DESC. 25P5499128

SUBJECT

Perform SCN Coding in the Electronic Ignition Control Unit

MODEL(S) S-Class (223 platform)

MODEL YEAR(S) 2022 - 2023

CAMPAIGN POPULATION 409

Campaign Technical Instructions

Prior to performing this Campaign:

Check the Vehicle Master Inquiry (VMI) to verify this campaign applies to the specific vehicle. Always check for other open campaigns and perform them accordingly!

Review the entire campaign bulletin first, and perform the procedures exactly as described.

Order No. P-SC-2025030015

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 battery system (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.
Perform SCN coding in Electronic ignition lock control unit.
To do this, select menu item "Quick test view → N73/3 - Electronic ignition lock (EZS) → Adaptations → Control unit update → Updating of SCN coding".

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

WARRANTY INFORMATION

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.)

54 991 28

02-9446

Perform SCN coding in N73/3 - Electronic ignition lock control unit, (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⁾	Invoice operation item 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.