How do you troubleshoot can wiring on iveco 75e16?

To troubleshoot the CAN wiring on an Iveco 75E16, first visually inspect the wiring harness for any signs of damage, corrosion, or loose connections. Use a multimeter to check for continuity and resistance along the CAN bus lines, ensuring that they meet the manufacturer's specifications. Additionally, utilize a CAN scanner or diagnostic tool to read any fault codes and monitor signal integrity. If issues persist, consider isolating sections of the wiring to identify the faulty segment.