Mercedes-Benz AMG E63S 2020 — technical service bulletin
Bulletin LI54.30-P-070482 · NHTSA communication 10177561 · issued Jun 18, 2020
Technical service bulletin
communication type
Engine
component
2020
model years
20
vehicle entries
Official summary
The check engine indicator light in the instrument cluster may be illuminated with one of the following fault codes: P261029, P02FF85, or P02FF02 stored in the engine control unit (N3/10). The time in instrument cluster is implausible due to an internal reset. If no other complaints exist then check for and perform any available software updates for the following control units: - Motor electronics (N3/10) - Powertrain control unit (N127) - Instrument cluster (A1) If all three control units have the latest software installed and the complaint continues to occur then proceed with replacement of
Vehicles covered
- 2020 Mercedes-Benz AMG E63S
- 2020 Mercedes-Benz AMG GLC43
- 2020 Mercedes-Benz AMG GT
- 2020 Mercedes-Benz AMG GT53
- 2020 Mercedes-Benz AMG GT63
- 2020 Mercedes-Benz AMG GT63S
- 2020 Mercedes-Benz AMG GT S
- 2020 Mercedes-Benz AMG S63
- 2020 Mercedes-Benz AMG S65
- 2020 Mercedes-Benz C 300
- 2020 Mercedes-Benz C 350
- 2020 Mercedes-Benz CLS 450
- 2020 Mercedes-Benz E 350
- 2020 Mercedes-Benz E 450
- 2020 Mercedes-Benz E63 AMG
- 2020 Mercedes-Benz G 550
- 2020 Mercedes-Benz G63
- 2020 Mercedes-Benz GLC 300
- 2020 Mercedes-Benz S 450
- 2020 Mercedes-Benz S 550
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.