Case IH 15310 – Steering Valve Controller (SVC): Incorrect steering valve controller configuration - Auxiliary steering configuration checksum

This code indicates that the mathematical checksum for the auxiliary steering configuration data stored in the controller's memory does not match the expected value. This underlying condition points to corrupted configuration memory, a failed software update, or an interrupted calibration sequence regarding the auxiliary steering device (such as AFS AccuGuide auto-guidance).

• Steiger T4B
• AFS Connect Magnum 180
• AFS Connect Magnum 200
• AFS Connect Magnum 220
• AFS Connect Magnum 240
• AFS Connect Magnum 250
• AFS Connect Magnum 280
• AFS Connect Magnum 310
• AFS Connect Magnum 340
• AFS Connect Magnum 380
• Vestrum CVX 100
• Vestrum CVX 110
• Vestrum CVX 120
• Vestrum CVX 130
• Maxxum Mid-Range Stage V
• Puma Mid-Range Stage V

1. 1

   Review Service History: Check if any recent software updates, module flashes, or steering calibrations were attempted and interrupted, which is a common cause of checksum errors.

2. 2

   Check for Accompanying Codes: Connect the CNH Electronic Service Tool (EST) and check for related SVC faults that indicate broader memory or data failure, such as 15311 (Auto-calibration configuration), 15312 (Checksum), or 15313 (Diagnostic data incorrect).

3. 3

   Verify Datasets: Use the EST to verify the configuration settings and dataset versions currently loaded in the Steering Valve Controller.

1. 1

   Connect diagnostic tool

   Connect the CNH Electronic Service Tool (EST) to the tractor's diagnostic port.

2. 2

   Navigate to module

   Navigate to the Steering Valve Controller (SVC) module.

3. 3

   Re-flash software and reload dataset

   Re-flash the SVC software and reload the Advanced Steering Configuration controller dataset to overwrite the corrupted memory.

4. 4

   Perform calibration

   Perform a complete steering valve calibration procedure using the EST.

5. 5

   Verify repair

   Cycle the key to verify if the code clears.

6. 6

   Replace controller or valve assembly

   If the configuration cannot be saved to memory and the 15310 checksum error returns immediately upon boot-up, the Steering Valve Controller has suffered an internal EEPROM/hardware failure and the controller (or the integrated steering valve assembly) must be replaced.