Shacman F3000 Vehicle Failure Cause Analysis Failure cause
The shacman truck cannot start, and the starter does not respond when starting the vehicle Analysis process: The vehicle cannot start. Many situations can cause the vehicle to fail to start.
1. The shacman truck engine ECU is damaged, and the ECU power supply line ground wire problem cannot work properly.
2. T15 start key power supply problem, the starter power cannot reach the engine ECU normally.
Inspection process: First check the power supply of the ECU, the normally connected power supply fuse in the battery box and the key control power supply fuse on the electrical device board. Then check whether the neutral switch can feedback the signal normally, and whether the neutral switch signal and the start key signal can enter the engine ECU. Whether shacman truck spare parts the starter can receive the signal and whether it can work normally after receiving the signal.
1. The shacman truck engine ECU is damaged, and the ECU power supply line ground wire problem cannot work properly.
2. T15 start key power supply problem, the starter power cannot reach the engine ECU normally.
3. Neutral switch problem, the neutral switch cannot feedback the signal normally.
Inspection process: First check the power supply of the ECU, the normally connected power supply fuse in the battery box and the key control power supply fuse on the electrical device board. Then check whether the neutral switch can feedback the signal normally, and whether the neutral switch signal and the start key signal can enter the engine ECU. Whether shacman truck spare parts the starter can receive the signal and whether it can work normally after receiving the signal.