Service Campaign 2022070017 - Update Driving Assistance System Control Unit Software (P-SC-2022070017)

SERVICE CAMPAIGN 2022070017 - UPDATE DRIVING ASSISTANCE SYSTEM CONTROL UNIT SOFTWARE

SERVICE CAMPAIGN BULLETIN

SERVICE INFORMATION

IMPORTANT SERVICE CAMPAIGN UPDATE 

Please note that all customer inquiries should be directed to the Customer Assistance Center at 1-800-FOR-MERCEDES (1-800-367-6372).

Sincerely,

Gregory Gunther

Department Manager, Vehicle Compliance & Analysis

SUBJECT

Model S-Class (223 platform) 

Model Year 2021 

Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz, has determined that on certain Model Year ("MY") 2021 S-Class (223 platform) vehicles, the software for the driving assistance system control unit may not correspond to the current production specification. This may result in faulty long-range radar-based warnings occurring. An authorized Mercedes-Benz dealer will update the driving assistance 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 9,117 vehicles are affected.

Order No. P-SC-2022070017

This bulletin has been created and maintained in accordance with MBUSA-SLP S423QH001, Document and Data Control, and MBUSA-SLP S424HH001, Control of Quality Record

The fault codes U05B7E1, U05B8E1, U05B6E1 and U05B5E1 are set after the software update but can be ignored. 

The fault codes U05B7E1, U05B8E1, U05B6E1 and U05B5E1 are no longer present after a short driving time. 

• Ensure use of XENTRY Diagnosis version 06/2022 or higher.
• Please make sure to follow the operation steps exactly as described in XENTRY/DAS.
• Use a battery charger to ensure sufficient power supply of the vehicle on-board electrical system battery  (greater than 12.5 V).
• The VCI must be connected with XENTRY/DAS via USB connection cable.
• If XENTRY/DAS is already connected to the vehicle, start with operation step   2  .

  If two or more software updates or SCN codings are performed during one workshop visit, operation items 02-4762 and 02-5058 may be invoiced only once for each workshop order  .

WORK PROCEDURE

1. Connect XENTRY/DAS.
2. Carry out software update on driving assistance system  control unit.
3. To do this, select menu item "Quick test view - N62/4 driving assistance system (SG-FS) - Adaptations - Control unit update - Update control unit software".

   Then follow the user guidance in XENTRY Diagnostics/DAS.

   The fault codes U05B7E1, U05B8E1, U05B6E1 and U05B5E1 after the software update can be ignored and are no longer present after a short driving time.

   A quick test due to the software update is not  required!

   After update is performed if messages appear in the instrument cluster related to Driver assist systems, please re-SCN code N62/4, in rare cases a hard rest of N62/4 will be needed.

4. Disconnect XENTRY/DAS.

WARRANTY INFORMATION

Damage Code	Operation Number	Description	Labor Time (hrs.)
54 990 17	02-9334	Update software of control unit driving assistance system (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.