Case IH 518669-02 - ACM – ACM: Mouse shift switch circuit fault

Erratic, intermittent, or incorrect data suggesting a circuit issue (such as a short or open circuit) in the armrest shift switch network, or an issue with the functioning of the BC CAN controller and its voltage supply.

• MAGNUM AFS Connect
• MX series (Magnum tractors)
• TG series

1. 1

   Check the wiring and voltage supply to the CAN controller

2. 2

   Check the CAN configuration in the VCM

3. 3

   Inspect the physical connections between the Armrest Control Module (ACM) and the vehicle's CAN network for high resistance or shorts