LI77.25-P-076544
Service Bulletin Details
Public Details for: LI77.25-P-076544
Rear spoiler sporadically remains in opened or closed position and a fault message appears in the instrument cluster. The rear spoiler can then no longer be actuated manually using the button. The function of the rear spoiler is re-establ
Models from 2024
2024 MERCEDES-BENZ AMG SL43 |
2024 MERCEDES-BENZ AMG SL55 |
2024 MERCEDES-BENZ AMG SL63 |
Models from 2023
2023 MERCEDES-BENZ AMG SL43 |
2023 MERCEDES-BENZ AMG SL55 |
2023 MERCEDES-BENZ AMG SL63 |
Models from 2022
2022 MERCEDES-BENZ AMG SL43 |
2022 MERCEDES-BENZ AMG SL55 |
2022 MERCEDES-BENZ AMG SL63 |
Rear Spoiler Sporadically Inoperable with Fault Message in Instrument Cluster Topic number LI77.25-P-076544 Version 3 Function group 77.25 - Wind deflector (spoiler) Date 2/14/24 Validity Model series 232 - details of country variants, see remedy Reason for change Remedy revised Complaint Rear spoiler sporadically remains in opened or closed position and a fault message appears in the instrument cluster. The rear spoiler can then no longer be actuated manually using the button. The function of the rear spoiler is re-established after an ignition reset and the fault message is no longer present in the instrument cluster. Cause Software of the AMG DRIVE UNIT. Remedy Valid for all vehicles of model series 232 with M177 (SL55/63) from start of production - end of modification year 22/1 - manufacturing date before April 21, 2023: --> Perform software update of the AMG DRIVE UNIT N145/1 to A 001 902 49 02. All vehicles of model series 232 with M177 (SL55/63) from start of modification year 22/2 - manufacturing date on/after April 21, 2023: --> Perform software update of the AMG DRIVE UNIT N145/1 to A 000 902 61 96. Valid for all vehicles of model series 232 with M139L (SL43) from start of modification year 22/1 - manufacturing date on/after April 21, 2023: --> Perform software update of the AMG DRIVE UNIT N145/1 to A 000 902 61 96. NaN.NaN.NaN NaN:NaN:NaN © Copyright Mercedes-Benz AG RROWELL Page 1 / 2 Symptoms Body > Body/Cab > Spoiler > Does not move in/out Control unit/fault code Control unit Fault text N4 - On-Board Diagnostics (DRVU) (DRVU3) Operation numbers/damage codes Op. no. Operation text NaN.NaN.NaN NaN:NaN:NaN © Copyright Mercedes-Benz AG Time RROWELL Damage code Note Page 2 / 2