CLAAS 7710h: Engine Overspeed and Fuel Supply Interruption

The engine is operating at an extreme overspeed condition, and the fuel supply to the common rail is interrupted due to the high pressure pump. This may be caused by abnormal engine usage. A check of the engine application is required.

1. 1

   Engine application

2. 2

   Fuel supply to the common rail

3. 3

   High pressure pump operation

1. 1

   Verify engine application

   Ensure the engine is being used according to the manufacturer's specifications.

2. 2

   Inspect fuel supply to the common rail

   Check the connection and functionality of the fuel supply system to the common rail.

3. 3

   Examine high pressure pump operation

   Confirm that the high pressure pump is functioning correctly and providing fuel to the common rail.