New Holland 4810: Proportional Valve X-Axis: Valve MMX-A Solenoid Open Circuit

The fault code indicates an open circuit in the solenoid of the proportional valve X-Axis, specifically the Valve MMX-A. This suggests a break or disconnection in the electrical circuit of the solenoid, preventing it from functioning properly.

1. 1

   The wiring and connections to the solenoid of the proportional valve X-Axis

2. 2

   The integrity of the solenoid itself for any physical damage or disconnection

3. 3

   The power supply to the solenoid

1. 1

   Inspect

   Inspect the wiring and connections to the solenoid of the proportional valve X-Axis for any signs of damage, wear, or disconnection.

2. 2

   Test

   Test the solenoid for continuity using a multimeter to determine if there is an open circuit.

3. 3

   Replace

   If the solenoid is found to be faulty or damaged, replace it with a compatible component.