TSB: MERCEDES-BENZ AMG C43, AMG C63 S, AMG C63E, AMG CLE53, AMG CLE63E S, AMG EQE, AMG EQS, AMG EQS 53, AMG EQS53, AMG GLC43, AMG GT43, AMG GT53E, AMG GT55, AMG GT63, AMG S63, AMG SL43, AMG SL53E, AMG SL55, AMG SL63, C300, E350, E450, EQE 350, EQE 350+, EQE 500, EQE350, EQE350+, EQE500, EQS 450, EQS 450+, EQS 580, EQS450, EQS450+, EQS580, GLC300, S500, S560, S580, S580E, S680 (2021–2024)
Bulletin LI46.35-P-077076 — December 4, 2023
Bulletin Details
| Bulletin ID | LI46.35-P-077076 |
| Manufacturer | MERCEDES-BENZ |
| Models | AMG C43, AMG C63 S, AMG C63E, AMG CLE53, AMG CLE63E S, AMG EQE, AMG EQS, AMG EQS 53, AMG EQS53, AMG GLC43, AMG GT43, AMG GT53E, AMG GT55, AMG GT63, AMG S63, AMG SL43, AMG SL53E, AMG SL55, AMG SL63, C300, E350, E450, EQE 350, EQE 350+, EQE 500, EQE350, EQE350+, EQE500, EQS 450, EQS 450+, EQS 580, EQS450, EQS450+, EQS580, GLC300, S500, S560, S580, S580E, S680 |
| Model Years | 2021–2024 |
| Date Issued | December 4, 2023 |
| Date Added to NHTSA | January 3, 2024 |
| Component | STEERING |
| Vehicles Affected | 74 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
Control unit N68 - electric power steering Fault P063544 - The electric power steering has a malfunction. There is a fault in the data memory. with fault freeze frame data "Mon_ID 320" in the "stored" status stored in the fault memory of
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| MERCEDES-BENZ | AMG C43 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG CLE53 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG CLE63E S | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQE | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQS | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG GLC43 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG GT43 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG GT53E | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG GT55 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG GT63 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL43 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL53E | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL55 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL63 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | C300 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | E350 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | E450 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | EQE 350+ | 2024 | 010000 STEERING |
| MERCEDES-BENZ | EQE500 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | GLC300 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | S500 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | S580 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | S580E | 2024 | 010000 STEERING |
| MERCEDES-MAYBACH | S680 | 2024 | 010000 STEERING |
| MERCEDES-BENZ | AMG C43 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG C63 S | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG C63E | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQE | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQS | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQS 53 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG GLC43 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL43 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL55 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL63 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | C300 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQE 350 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQE 350+ | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQE 500 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQE350 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQE350+ | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQE500 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQS 450 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQS 450+ | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQS 580 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQS450 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQS450+ | 2023 | 010000 STEERING |
| MERCEDES-BENZ | EQS580 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | GLC300 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | S500 | 2023 | 010000 STEERING |
| MERCEDES-MAYBACH | S580 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | S580 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | S580E | 2023 | 010000 STEERING |
| MERCEDES-MAYBACH | S680 | 2023 | 010000 STEERING |
| MERCEDES-BENZ | AMG C43 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG C63 S | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQS | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG EQS53 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL43 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL55 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG SL63 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | C300 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | EQS 450+ | 2022 | 010000 STEERING |
| MERCEDES-BENZ | EQS450 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | EQS580 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | S500 | 2022 | 010000 STEERING |
| MERCEDES-MAYBACH | S580 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | S580 | 2022 | 010000 STEERING |
| MERCEDES-MAYBACH | S680 | 2022 | 010000 STEERING |
| MERCEDES-BENZ | AMG S63 | 2021 | 010000 STEERING |
| MERCEDES-BENZ | S500 | 2021 | 010000 STEERING |
| MERCEDES-MAYBACH | S560 | 2021 | 010000 STEERING |
| MERCEDES-BENZ | S560 | 2021 | 010000 STEERING |
| MERCEDES-MAYBACH | S580 | 2021 | 010000 STEERING |
| MERCEDES-BENZ | S580 | 2021 | 010000 STEERING |
Related MERCEDES-BENZ Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized MERCEDES-BENZ dealer. Bring this bulletin ID (LI46.35-P-077076) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.