Transport CanadaCritical
2021 MERCEDES-BENZ MAYBACH S-CLASSTransport Canada Recall #2024530
The official notice
Defect
Under certain conditions, a software problem could cause too much fuel to be injected into the engine. As a result, the exhaust system could overheat and cause the engine wiring harness to melt. If this happens, there could be a sudden loss of power to the wheels.
Safety Risk
A loss of power to the wheels could increase the risk of a crash. Additionally, wiring that melts could create the risk of a fire.
Remedy
Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to update the engine control unit software.
1,494 vehicles affectedMfr ref: 5496234Updated June 10, 2026