John Deere PTQ002000.09 – PTQ: ECU Message Missing

The system has detected that an ECU message is missing. This may indicate a communication issue or a power supply problem. Check the fuse F9 and reboot the vehicle. If the code persists, professional assistance is required.

1. 1

   Fuse F9

2. 2

   Power supply to the ECU

3. 3

   Communication between components

1. 1

   Check

   Verify that fuse F9 is intact and properly seated in its holder.

2. 2

   Reboot

   Turn off the vehicle, wait for 10 seconds, then restart the engine.

3. 3

   Monitor

   Observe if the fault code returns after rebooting the vehicle.