What are the common faults of Mercedes-Benz 48V motor?

1 Answers
LeIsla
07/29/25 6:47pm
Common faults of Mercedes-Benz 48V motor are as follows: 1. False alarms: Due to bugs in the software program, the system may trigger false alarms. Upgrading to the latest program at a 4S dealership can resolve this issue. 2. Battery depletion: The 48V system does not charge continuously; it only charges during deceleration and braking. Components such as the electric water pump, electric auxiliary compressor, and air conditioning compressor are all powered by the 48V system. Additionally, when coasting, the engine stops running, and the motor maintains the vehicle speed. Therefore, on roads without traffic lights, especially highways, there are fewer opportunities to brake, resulting in less charging. With numerous electrical devices consuming power, the battery is more prone to depletion. 3. Hardware failures: The 48V system mainly consists of a 48V battery, a 48V starter motor/generator, a 48V/12V voltage converter, and a control module. Current feedback indicates that almost every hardware component has experienced issues.
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