Mercedes-Benz Metris 2015–2022 — technical service bulletin
Bulletin LI82.85-N-074054 · NHTSA communication 10240175 · issued Jul 6, 2023
Technical service bulletin
communication type
Equipment
component
2015–2022
model years
8
vehicle entries
Official summary
The connection of the customer's smartphone connected via the original USB cable is disconnected after an undefined period of time for no apparent reason. The Apple iPhone 12 and subsequent models are primarily affected by this. Hardware for radio control unit (Audio) (N87/15) Modification to hardware for radio control unit (Audio) (N87/15). Note: In isolated cases, the replacement chain is not depicted correctly in XENTRY Parts Information (XPI). Please ensure that one of the following replacement part numbers (suitable for the vehicle equipment) is ordered: â ¢ Audio30 - A4479002421 â ¢ Audi
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.