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International Automotive Technicians Network
Re: No Eng message in cluster
Posted to HD/Fleet Forum on 7/11/2019

Not for nothing, if its wired like an automotive product (OBD2), the data link is directly wired to the grounds for computer systems. If the dash works every time you plug in the scan tool, you have a poor/no ground from the dash. The scan tool forms the missi... Login to read more.