× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Rough Idle, Surging
Posted to HD/Fleet Forum on 6/14/2018 2 Replies

Thanks for the scan data. I took a few of the pids, rearranged them on the screen, and blew up the engine speed at idle. Notice how the engine speed decreases, then increases,, after the throttle plate is moved.

Since I can't hear the engine running, your sc... Login to read more.

Files Referenced:

thumbnail thumbnail

2 Replies Received (View Replies)