04.X.EB

Massey Ferguson 04.X.EB – TRANS: Transmission Internal Software Issue

Issue description

This code indicates an internal software glitch, corruption, or processing error within the transmission controller.

Applies to these machines

  • 7714
  • 7715
  • 7715S
  • 7716
  • 7716S
  • 7718
  • 7718S
  • 7719
  • 7720
  • 7720S
  • 7722
  • 7722S
  • 7724
  • 7724S
  • 7726
  • 7726S
  • Tier 4 (2015-2021)
  • 4707
  • 4708
  • 4709
  • 4710
  • 5400 Series
  • 6400 Series
  • 5608
  • 5609
  • 5610
  • 5611
  • 5612
  • 5613
  • 5710SL
  • 5711SL
  • 5712SL
  • 5713SL
  • 7614
  • 7615
  • 7616
  • 7618
  • 7619
  • 7620
  • 7622
  • 7624
  • 7626
  • 7700 Series

Check the cause

  1. Verify the battery health and check for low supply voltage to the transmission module.

  2. Connect a compatible diagnostic tool to clear the DTC and determine if it was a temporary anomaly or a hard, recurring fault.

  3. Ensure the CAN BUS communication lines to the transmission module are secure and free of corrosion.

  4. Check the current software version on the TCM and consult an AGCO dealer for available software patches or updates.

Repair steps

  1. Software Flash/Update

    If the code returns after clearing, re-flash or update the Transmission Control Module with the latest OEM software using the dealer diagnostic tool.

  2. Module Replacement

    If the software update fails, the module refuses to take the flash, or the code persists after a successful update, the Autotronic/Transmission Control Module is internally corrupted and must be replaced.

  3. Installation

    Locate the Autotronic module, disconnect the battery, unplug the multi-pin connectors, and swap the module.

  4. Programming

    Program the new or remanufactured Autotronic module using an Autotronic conversion programming kit or dealer software to match the tractor's specific serial number, transmission type, and options.

  5. Calibration

    After programming, perform a full transmission calibration (clutch pedal, drive pedal, and range sensors) via the diagnostic tool.

Parts you might need

(5)
  • Transmission Control Module (TCM) / Autotronic 5 Calculator / Controller

    4301386M94

    Exact part number depends on tractor series, transmission type, and CAN configuration. Order based on serial number.

  • Transmission Control Module (TCM) / Autotronic 5 Calculator / Controller

    3796241M97

    Auto 5 Single CAN

  • Transmission Control Module (TCM) / Autotronic 5 Calculator / Controller

    3796241M96

    Alternate/superseded number

  • Transmission Control Module (TCM) / Autotronic 5 Calculator / Controller

    3796241M94

    Alternate/superseded number

  • Transmission Control Module (TCM) / Autotronic 5 Calculator / Controller

    3796241M93

    Alternate/superseded number

Get help to fix this fault by requesting a quote

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