A-G-550 - Display

Case IH A-G-550 - Display – Display / Monitor: Too Far Past End of Swath

Issue description

An Autoguidance (GPS/Steering) operational error indicating that the vehicle has traveled beyond the calculated endpoint of the recorded swath line or field boundary, causing the autoguidance system to lose its reference point.

Applies to these machines

  • MAGNUM AFS Connect
  • STEIGER AFS Connect
  • Patriot Series (Patriot 250, 50 Series)
  • Magnum
  • Steiger
  • Quadtrac
  • Puma
  • Maxxum
  • Axial-Flow Series (260 Series, 7150, 9250)

Check the cause

  1. Verify vehicle position on the on-screen map relative to the recorded swath line and field boundaries

  2. Check boundary settings to ensure the outer field boundary is properly loaded and active

  3. Review 'Turn-Off Look-Ahead' and 'Turn-On Look-Ahead' settings in the Automatic Swath Control screen

  4. Check minimum turning radius in the display to ensure it is at least as large as the implement width

  5. Verify GPS/GNSS signal to ensure the receiver has a high-accuracy RTK or OmniStar signal to prevent GPS drift

Repair steps

  1. Take Manual Control

    Acknowledge the 'Take Control' message on the display and manually steer the vehicle.

  2. Clear the Active Fault

    Stop the vehicle. On the AFS display, navigate to the Swath Management tab.

  3. Adjust or Re-record the Swath

    If the swath was recorded incorrectly, delete the current swath and record a new one. If you are using a spiral or curved swath, ensure you have not driven into an internal region where swaths can no longer be calculated.

  4. Adjust Look-Ahead Increments

    Go to Setup > Wrench Icon > Automatic Swath Control > Look-Ahead Settings. Adjust the Turn-Off Look-Ahead value in 0.2-second increments so the system accurately recognizes the end of the pass without throwing the error prematurely.

  5. Re-engage Autoguidance

    Align the vehicle with the desired direction of travel for the next pass. Ensure the vehicle is past the midpoint of the turn and clearly pointed at the new swath line. Press the 'Engage' button.

Parts you might need

(1)
  • AFS Pro 700 Display / AFS Pro 1200 Monitor

    If a display replacement is ever necessary, it must be flashed with the correct firmware for the specific tractor/sprayer model by a Case IH dealer using the Electronic Service Tool (EST).

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