Mercedes-Benz AMG EQS 2022 — technical service bulletin
Bulletin SC-2022030031 · NHTSA communication 10210923 · issued Apr 8, 2022
Technical service bulletin
communication type
Electrical System
component
2022
model years
3
vehicle entries
Official summary
Mercedes-Benz AG (â MBAGâ ), the manufacturer of Mercedes-Benz, has determined that on certain MY 2022 EQS-Class (297 platform) vehicles, the powertrain control unit software may not correspond to current product specifications. It is possible that the vehicle may not enter into â READYâ mode and if so, the vehicle would not start. In addition, a warning message may be displayed (e.g. "Towing prohibited", battery symbol with text "Fault", "High-voltage electrical system fault", or â error message about the 12V batteryâ ) in the instrument cluster. What Weâ re Doing MBUSA will conduct a service
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.