DIAGNOSTIC ITEM 3: Diagnose Shorts In The Ground To CAN Bus Line - Vehicles Without Multi-Center Display (Mitsubishi Multi Communication System): Notes

CAUTION: When servicing a CAN bus line, ground yourself by touching a metal object such as an unpainted water pipe. If you fail to do so, a component connected to the CAN bus line may be damaged.

Fig 1: CAN Bus Line Circuit Diagram

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.