“Mercedes Common ECU Faults” refer to recurring issues with the Electronic Control Unit (ECU) in Mercedes vehicles. These problems can affect critical functions such as engine management and fuel injection. Common symptoms of ECU faults in Mercedes cars may include diminished engine performance, irregular idling, illuminated dashboard warning lights, and challenges with vehicle starting or running. Addressing these issues typically involves a comprehensive diagnostic process, and skilled technicians may recommend ECU replacement or reprogramming in certain cases to optimize performance. Timely attention to ECU faults is crucial for maintaining the reliable and efficient operation of your Mercedes vehicle.