
Common faults when a Mercedes-Benz fails to start are: 1. Open circuit in the starter relay coil or burnt contacts; 2. Frozen exhaust pipe or valve gumming; 3. Low fuel pressure or injector failure; 4. Insufficient battery charge; 5. Loose connections of various wires; 6. Open circuit in the electromagnetic force coil on the solenoid switch or poor contact of the contact disc; 7. High operational resistance of the engine itself. Taking the Mercedes-Benz C-Class 2021 model as an example, its body dimensions are: length 4784mm, width 1810mm, height 1457mm, wheelbase 2920mm. It is equipped with a 1.5T turbocharged engine and a 9-speed automatic manual transmission, with a maximum power of 115 kilowatts and a maximum torque of 250 Newton meters.


