John Deere 522092.05 – GPM (Gear Shift Module Direct Drive): Low Amps On Gear 3 Solenoid Coil

The control software has detected that the electrical current (amps) at the solenoid for Gear 3 is too low. This condition typically indicates an open circuit, which is usually caused by damaged wiring, a disconnected plug, or a faulty/burnt-out solenoid coil. When this code is active, the transmission will experience limited gear functionality, and Gear 3 may not engage.

• 6110R
• 6120R
• 6130R
• 6145R
• 6155R
• 6175R
• 6195R
• 6215R

1. 1

   Visual Inspection: Inspect the wiring harness leading to the Gear 3 solenoid on the DirectDrive transmission valve body. Look for any signs of chafing, broken wires, or rodent damage.

2. 2

   Connector Check: Disconnect the electrical plug at the Gear 3 solenoid. Check for corrosion, pushed-out pins, or loose connections.

3. 3

   Coil Resistance Test: Using a multimeter, test the resistance (ohms) across the pins of the Gear 3 solenoid coil. If the reading shows infinite resistance (OL), the coil has an internal break (open circuit) and the solenoid must be replaced.

4. 4

   Harness Continuity Test: If the solenoid tests within specification, test the continuity of the wiring harness from the solenoid connector back to the GPM controller to locate the break in the wire.

1. 1

   Prepare tractor

   Safely park the tractor on level ground, engage the parking brake, and turn off the engine.

2. 2

   Locate solenoid

   Locate the DirectDrive transmission valve body and identify the specific solenoid assigned to Gear 3.

3. 3

   Clean area

   Thoroughly clean the area around the solenoid to prevent dirt from entering the transmission hydraulic system.

4. 4

   Disconnect harness

   Disconnect the electrical harness connector from the Gear 3 solenoid.

5. 5

   Repair wiring

   If the diagnostic checks revealed a wiring issue, repair the broken wire or replace the damaged connector pigtail.

6. 6

   Remove faulty solenoid

   If the solenoid coil itself failed, remove the retaining hardware (usually a retaining nut or bolt) and carefully extract the faulty solenoid valve from the valve body.

7. 7

   Install new solenoid

   Lubricate the O-rings on the new OEM solenoid valve with clean transmission fluid and install it into the valve body. Torque the retaining hardware to OEM specifications.

8. 8

   Reconnect harness

   Reconnect the electrical harness connector.

9. 9

   Clear codes and test

   Clear the fault codes from the GPM module and test drive the tractor to verify that Gear 3 engages smoothly and the code does not return.