Mercedes-Benz A 220 2020 — technical service bulletin
Bulletin SC-2022020018 · NHTSA communication 10209872 · issued Mar 4, 2022
Technical service bulletin
communication type
Electrical System
component
2020
model years
2
vehicle entries
Official summary
Mercedes-Benz AG (â MBAGâ ), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2020 A-Class (177 platform) vehicles, the ATA control unit coding may not correspond to the current production specifications. As a result, the interior sensors may not function as intended and could result in blind spots for interior vehicle protection. What Weâ re Doing MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will update the ATA control unit coding.
Vehicles covered
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.