Massey Ferguson 1B.02.01 – Linkage/PTO/Light Module: Issue With Configuration Stored In The Linkage/PTO/Light Module On The B-Pillar

Electronic configuration data saved within this specific module is corrupted, missing, or experiencing a storage/retrieval error. The module cannot properly read the parameters it needs to operate the rear linkage, PTO speeds, and working lights.

• 7724S
• 5712SL
• 7722
• 7722S
• 5713SL
• 7720S
• 7716
• 7718
• T4
• 7715
• 5710SL
• 7726
• 7726S
• 5711SL
• 7718S
• 7719
• 7714
• 7716S
• 7720
• Tier 4 (2015-2021)
• 7715S
• 7724
• 4707
• 4708
• 4709
• 4710
• 5608
• 5609
• 5610
• 5611
• 5612
• 5613
• 6S Series
• 7614
• 7615
• 7616
• 7618
• 7619
• 7620
• 7622
• 7624
• 7626
• 8727
• 8730
• 8732
• 8735
• 8737

1. 1

   Check for accompanying communication codes (e.g., 1B.00.04, 1B.00.05, or 1B.00.06) which indicate a wiring fault rather than just a configuration error

2. 2

   Inspect the wiring harness and connectors at the right-hand B-Pillar module for damage, corrosion, or loose pins

3. 3

   Attempt to re-flash or rewrite the configuration data to the Linkage/PTO/Light Module using the Massey Ferguson Electronic Diagnostic Tool (EDT) before replacing hardware

1. 1

   Connect diagnostic tool

   Connect the Massey Ferguson diagnostic tool (EDT) to the tractor's diagnostic port.

2. 2

   Read fault codes

   Read all active and stored fault codes to confirm 1B.02.01.

3. 3

   Attempt configuration push

   Attempt to clear the code and push the correct configuration file to the B-Pillar module using the diagnostic software.

4. 4

   Evaluate module replacement

   If the configuration fails to store (or if code 1B.02.02 'Issue When Storing Configuration' appears), the module's internal memory is likely failed and the unit must be replaced.

5. 5

   Power down

   Power down the tractor and disconnect the battery.

6. 6

   Access module

   Carefully pry or unbolt the interior trim panel on the right-hand B-Pillar to access the module assembly.

7. 7

   Disconnect wiring

   Disconnect the electrical harness connectors from the back of the Linkage/PTO/Light Module.

8. 8

   Replace module

   Unclip or unbolt the faulty module from the pillar housing and install the replacement module.

9. 9

   Reassemble components

   Reconnect the wiring harness, reinstall the B-Pillar trim, and reconnect the battery.

10. 10

    Program new module

    Turn the ignition on and use the diagnostic tool to program/configure the new module to the tractor's specific build options (e.g., PTO speeds, linkage type, lighting setup).

11. 11

    Verify repair

    Test the PTO engagement, linkage lift/lower, and B-Pillar light switches to verify the repair.