Mercedes EQA 2020–2024 — technical service bulletin
Bulletin LI83.70-P-078546 · NHTSA communication 11009551 · issued Oct 26, 2024
Technical service bulletin
communication type
Electrical System
component
2020–2024
model years
11
vehicle entries
Official summary
Complaint "Weekly profile" pre-entry climate control setting not available in the climate control menu or grayed out in the Mercedes me connect App. Cause There may be limitations on the indicator in the display due to incorrect parametrization in the head unit and PTCU SW. Remedy PTCU software update (N127)
Vehicles covered
- 2020 Mercedes EQA
- 2021 Mercedes EQA
- 2022 Mercedes-Benz EQB 250
- 2023 Mercedes-Benz EQB 250
- 2024 Mercedes-Benz EQB 250+
- 2022 Mercedes-Benz EQB 300 4MATIC
- 2023 Mercedes-Benz EQB 300 4MATIC
- 2024 Mercedes-Benz EQB 300 4MATIC
- 2022 Mercedes-Benz EQB 350 4MATIC
- 2023 Mercedes-Benz EQB 350 4MATIC
- 2024 Mercedes-Benz EQB 350 4MATIC
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.