Case IH 520232-02 - VCM – VCM / UCM: Incorrect controller configuration

The control module has detected invalid configuration data, a missing/corrupted configuration file, or a parameter mismatch between the controller and the physical machine setup.

• MAGNUM AFS Connect
• Case IH Magnum AFS Connect Series
• Case IH Steiger / Quadtrac AFS Connect Series
• Case IH 2000-series Early Riser planters
• Application equipment utilizing Universal Control Modules

1. 1

   Verify machine configuration for any recent hardware changes, controller replacements, or software updates that could cause a mismatch

2. 2

   Check CAN bus integrity by inspecting the wiring harness and terminating resistors connecting the VCM/UCM to the display and other controllers for loose connections or voltage drops

3. 3

   Review the display for accompanying sub-faults related to calibration or initialization (e.g., steering valve mismatch, joystick calibration incomplete) which often accompany a wiped configuration

1. 1

   Connect diagnostic tool

   Connect the Case IH Electronic Service Tool (EST) to the machine's diagnostic port.

2. 2

   Navigate to setup

   Navigate to the Controller Configuration / Setup menus within the EST.

3. 3

   Check configuration parameters

   Check the VCM/UCM configuration parameters. If the configuration file is missing or corrupted due to an incomplete programming issue, the EST will prompt you to select the correct Hardware Part Number or machine configuration profile.

4. 4

   Reload configuration file

   Reload or update the correct configuration file for the specific machine model, ensuring that all installed options (e.g., tire selection, gear limits, grid heater) are set to 'Installed' or configured correctly.

5. 5

   Perform calibrations

   Perform any required subsystem calibrations (such as steering valve, transmission, or clutch calibrations) that were reset due to the configuration loss.

6. 6

   Save and reboot

   Save the new settings, clear the fault codes, and cycle the key power to reboot the VCM/UCM.

7. 7

   Test machine

   Test the machine to ensure the fault code 520232-02 does not return.