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Old 09-16-2019
Debugjaws Debugjaws is offline
Senior Member
Join Date: Jun 2016
Location: Newberg
Posts: 189

Barry - yesterday as we were getting ready for our trip, the engine was idling and slowly revving higher. I lifted the fuel peddle and tapped on the side of the throttle positioning sensor, and the idle dropped right back to its normal idle @ ~650 RPM. I'm thinking I found the culprit.


Originally Posted by brhodes View Post
No, all DDEC engines are electronic controlled so there is something his computer is seeing to tell the injectors to add additional fuel at idle which is why he needs to see if there are any codes registered, clean all the plugs as suggested or even may need to upgrade his EPROM Stabilizer kit in the computer to the last version #154 if it hasn't been done.!34952!US!-1
Gerry Lefebvre
Newberg, Oregon
91 WB 40'
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