Case IH 518565-01 - ACM – ACM: Internal failure in EHR lever 7

Indicates an internal failure in EHR lever 7 (which corresponds to EHR lever G). This fault code is logged against the Armrest Control Module (ACM).

• MAGNUM AFS Connect
• Case IH Magnum AFS Connect
• Case IH Steiger AFS Connect
• Case IH Puma AFS Series

1. 1

   Check if the EHR lever was recently calibrated or if a controller/EHR control unit was changed without calibration

2. 2

   Repeat the EHR lever calibration procedure to see if the module can successfully relearn the lever's position

3. 3

   Download the correct level of software to the module and perform the calibration procedure once more

4. 4

   Verify that the wiring harness and connectors between the EHR lever and the Armrest Control Module (ACM) are secure and undamaged

1. 1

   Power down and depressurize

   Power down the tractor and ensure the hydraulic system is depressurized.

2. 2

   Access EHR lever assembly

   Open the armrest controller housing to access the EHR lever assembly.

3. 3

   Disconnect electrical connector

   Disconnect the electrical connector for the affected EHR lever (Lever 7 / G).

4. 4

   Remove faulty lever

   Remove the faulty EHR lever from the armrest control panel.

5. 5

   Install replacement lever

   Install the replacement EHR lever and reconnect the wiring harness.

6. 6

   Reassemble housing

   Reassemble the armrest housing.

7. 7

   Perform calibration

   Turn the tractor on and use the Electronic Service Tool (EST) or the tractor's Pro display to perform a mandatory EHR lever calibration procedure for the new lever.