New Holland 12620: Left Rear Wheel Speed Sensor - Speed Spike to Zero

The left rear wheel speed sensor is reporting a sudden spike in speed followed by a drop to zero. This indicates an issue with the sensor's ability to consistently and accurately report the wheel's speed.

1. 1

   The wiring and connections to the left rear wheel speed sensor

2. 2

   The physical condition of the left rear wheel speed sensor

3. 3

   The sensor's alignment and position relative to the wheel

1. 1

   Inspect

   Check the wiring and connections for the left rear wheel speed sensor for damage, corrosion, or loose connections.

2. 2

   Test

   Test the left rear wheel speed sensor for proper operation using a multimeter or diagnostic tool.

3. 3

   Replace

   If the sensor is faulty, replace it with a compatible replacement part.