Deutz-Fahr 423: Missing Crankshaft Sensor Signal

The system has detected a lack of signal from the crankshaft speed sensor. This indicates that the component identified by this code is not providing the expected input to the controller.

1. 1

   Crankshaft sensor

2. 2

   Wiring to the crankshaft sensor

3. 3

   Controller input for the crankshaft sensor

1. 1

   Inspect the crankshaft sensor

   Check for physical damage, proper installation, and correct positioning relative to the crankshaft.

2. 2

   Check the wiring and connections

   Verify that the wiring to the crankshaft sensor is intact, free from corrosion, and properly connected at both ends.

3. 3

   Test the crankshaft sensor signal

   Use a diagnostic tool to confirm whether the sensor is generating a signal. If no signal is present, the sensor may need replacement.