CLAAS 7741h: Invalid Signal from High Pressure Pump Position Sensor

The signal from the position sensor of the high pressure pump is not valid. This results in an extended start time. The engine calculator uses the crankshaft position sensor signal to determine the piston's position.

1. 1

   The position sensor of the high pressure pump

2. 2

   The signal from the position sensor of the high pressure pump

3. 3

   The crankshaft position sensor signal

1. 1

   Inspect

   Inspect the position sensor of the high pressure pump for damage or loose connections.

2. 2

   Test

   Test the signal from the position sensor of the high pressure pump using the appropriate diagnostic tool.

3. 3

   Verify

   Verify the signal from the crankshaft position sensor to ensure it is functioning correctly.