New Holland 2538: Speed Ring Sensor - Short Circuit to 'Ground' or Open Circuit

The speed ring sensor is experiencing a short circuit to 'ground' or an open circuit. This condition prevents the sensor from functioning properly, which may affect the machine's speed monitoring system.

1. 1

   Speed ring sensor wiring

2. 2

   Speed ring sensor connections

3. 3

   Speed ring sensor itself

1. 1

   Inspect

   Inspect the wiring and connections of the speed ring sensor for damage, wear, or loose contacts.

2. 2

   Test

   Test the speed ring sensor for continuity and resistance using a multimeter, following the service manual procedures.

3. 3

   Replace

   If the sensor is faulty, replace it with a new one that is compatible with the machine.