John Deere 522846.03 – XMC: Steering Control Valve, Voltage Too High

The control software registers that the voltage at the steering control valve (steer right) is too high. This condition indicates a short to a 12V power source at either the supply or return line of the steering control valve.

• 6110M
• 6120M
• 6130M
• 6145M
• 6155M
• 6175M
• 6195M
• 6110R
• 6120R
• 6130R
• 6145R
• 6155R
• 6175R
• 6195R
• 6215R
• 8225R
• 8245R
• 8270R
• 8295R
• 8320R
• 8335R
• 8345R
• 8370R
• 8400R
• 8310RT
• 8335RT
• 8360RT

1. 1

   Inspect the wiring harness connected to the steering control valve (specifically the steer right solenoid circuit) for any signs of pinched wires, melted insulation, or chafing that could cause a short to a 12V voltage source.

2. 2

   Ensure all electrical connections at the XMC module and the steering control valve are secure, dry, and free from corrosion.

3. 3

   Use a multimeter to test the supply and return lines of the right steering control valve. Check for unwanted 12V voltage on the circuit when it should be unpowered.

1. 1

   Disconnect Power

   Turn off the machine and disconnect the battery to prevent electrical damage during repair.

2. 2

   Repair Wiring

   If the diagnostic checks reveal a short to voltage in the harness, repair or replace the damaged section of the wiring harness.

3. 3

   Clean Connections

   Clean any corroded pins and tighten loose connections at the steering control valve and the XMC module.

4. 4

   Replace Faulty Component

   If the wiring is intact but the internal solenoid of the steering control valve is shorted, replace the steering control valve assembly.

5. 5

   Clear Codes and Calibrate

   Reconnect the battery, clear the diagnostic trouble codes using a John Deere diagnostic tool, and perform any necessary steering calibrations before returning the machine to service.