The problem
Mercedes-Benz USA, LLC. (Mercedes) is recalling certain 2018 S450 4MATIC, S560 4MATIC Coupe, S63 AMG 4MATIC Coupe, Maybach S560 4MATIC, S560 4MATIC, S63 AMG and S63 AMG 4MATIC Cabrio vehicles. The Hands-off-Detection system may malfunction, causing the Active Steering Assist system to remain engaged despite the driver's hands not being on the steering wheel for a prolonged period of time.
The risk
If the system remains active despite the driver not having their hands on the wheel, the driver's inattention may increase the risk of crash.
The fix
Mercedes has notified owners, and dealers will update the software of the steering control unit, free of charge. The recall began May 13, 2019. Owners may contact Mercedes customer service at 1-800-367-6372. MBUSA's number for this recall is 2019040024.
Recall details
| NHTSA campaign | 18V-910 (18V910000) |
|---|---|
| Manufacturer number | 2019040024 |
| Manufacturer | Mercedes-Benz USA, LLC |
| Component | Lane departure › Lane keep › Automatic steering |
| Report date | December 19, 2018 |
| Owners notified | May 13, 2019 |
| Vehicles affected | 6,200 |
| Initiated by | Manufacturer |
Vehicles covered
Owner complaints about the driver assistance
Frequently asked questions
Is the recall 18V-910 repair free?
Yes. Mercedes-Benz dealers will fix the problem at no cost: Mercedes has notified owners, and dealers will update the software of the steering control unit, free of charge. The recall began May 13, 2019. Owners may contact Mercedes customer service at 1-800-367-6372. MBUSA's number for this recall is 2019040024.
How do I know if my car is included?
Not every vehicle of the listed model years is affected — the recall covers 6,200 vehicles built in a certain window. Check your 17-character VIN with our VIN recall check or at nhtsa.gov/recalls.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.