524264.02

John Deere 524264.02 – FCC (Front Console Controller): Incorrect CAN Bus Message / Drive Lever Circuit Conflict

Issue description

A data transfer problem between the FCC control software and the transmission control software (such as PTA, PTD, or PTQ). The configuration data for the reverse drive lever is incorrect, causing the system to reset to factory defaults and resulting in limited system functionality.

Applies to these machines

  • 6110M
  • 6120M
  • 6130M
  • 6145M
  • 6155M
  • 6175M
  • 6195M
  • 6110R
  • 6120R
  • 6130R
  • 6145R
  • 6155R
  • 6175R
  • 6195R
  • 6215R
  • 6230
  • 6330
  • 6430
  • 6090MC
  • 6100MC
  • 6110MC
  • 6090RC
  • 6100RC
  • 6110RC
  • 8245R to 8400R
  • 9470RT
  • 9520RT
  • 9570RT

Check the cause

  1. Cycle the ignition switch off, wait a few seconds, and turn it back on to see if the code temporarily clears

  2. Check the CommandCenter for any other active codes, especially in the PTA, PTD, or PTQ transmission modules

  3. Inspect the position sensors associated with the reverse drive lever for proper operation and correct voltage readings

  4. Inspect the CAN bus wiring harness and connections between the FCC and the transmission control units for signs of damage, corrosion, or loose connections

  5. Use John Deere diagnostic tools to test if the control software is properly interpreting the lever's position

Repair steps

  1. Hard Reset

    Turn off the tractor, remove the key, and allow the modules to power down completely to perform a hard reset. Restart the tractor to see if the code clears.

  2. Resolve Associated Codes

    If other transmission or CAN bus codes are present, troubleshoot and repair those first, as they may be the root cause of the missing/incorrect CAN message.

  3. Recalibrate the Lever

    Use the CommandCenter or a John Deere diagnostic service tool to recalibrate the reverse drive lever. This ensures the control software accurately detects its position and restores the configuration data.

  4. Repair Wiring

    If the CAN bus wiring is damaged or corroded, repair or replace the affected harness sections.

  5. Replace the Reverser Unit

    If the lever position sensors are defective and cannot be calibrated, the Left Hand Reverser Multi-Function Control Unit must be replaced.

  6. Update Software

    If the hardware is intact, update the FCC and CommandCenter software to the latest version to resolve internal software interpretation faults.

Parts you might need

(6)
  • Left Hand Reverser Assembly / Multi-Function Control Unit / Reverse Drive Lever

    Generic part name

  • Left Hand Reverser Multi-Function Control Unit

    AL235737

    Fits various 6M series, e.g., 6145M

  • Left-Hand Reverser Assembly Control

    AL231683

    Fits various 6R series, e.g., 6110R - 6215R

  • Left Side Electric Reverser Control

    AL166431

    Designed for AQT+ and PQT transmissions on 6R, 7R, 8R, and 9R series

  • Left Hand Reverser Forward/Reverse Lever Assembly

    AL165509

    Older 6000/7000 series applications

  • Left Hand Reverser Forward/Reverse Lever Assembly

    AL174422

    Older 6000/7000 series applications

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