John Deere 524224.09 – AIC (Armrest Integrated Controller / Cab Module) or RPT (Rear PTO): CAN Bus Communication Fault with the RPT (Rear PTO) Control Software

The CAN bus message from the OIC (Operator Interface Control) or AIC (Armrest Interface Control) software regarding the state of the rear PTO remote control switch is not being updated regularly or received properly via the CAN bus. This data transfer problem can be caused by a malfunction within the Controller Area Network (CAN) bus system, a wiring issue, or an error in the transmitting control software.

• 6110R
• 6120R
• 6130R
• 6145R
• 6155R
• 6175R
• 6195R
• 6215R
• 6110M
• 6120M
• 6130M
• 6145M
• 6155M
• 6175M
• 6195M
• 6090MC
• 6090RC
• 6100MC
• 6100RC
• 6110MC
• 6110RC
• 6115R
• 6125R
• 6150R
• 6010
• 6020
• 6030

1. 1

   Check for other active codes. OIC (Operator Interface Control) diagnostic trouble codes take priority and should be addressed first.

2. 2

   Test the rear PTO switch for proper operation and physical damage.

3. 3

   Inspect the wiring harness and connections associated with the rear PTO switch and the AIC module for signs of damage, corrosion, or loose connections.

4. 4

   Use John Deere diagnostic tools to test the CAN bus communication for irregularities. Ensure that all CAN messages from the OIC/AIC control software are being correctly transmitted and received by the RPT control software.

1. 1

   Repair Wiring

   If any damaged wires, chewed grounds, or corroded connectors are found during the visual inspection of the PTO switch circuit or CAN bus lines, repair or replace them.

2. 2

   Replace the Switch

   If the rear PTO switch is found to be defective or sending implausible values, replace the switch.

3. 3

   Update Software

   Ensure that the OIC, AIC, and RPT control software are updated to the latest versions. Install any available John Deere patches or updates that address known communication issues.

4. 4

   Clear Codes and Test

   Clear the fault codes and operate the tractor to verify that the rear PTO functionality has been restored and the code does not return. If the problem persists, consult technical support with detailed error logs.