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Very rough idle, no power when in gear

Thanks guys. With this information, and other hands on work we found all the issues. Turned out to be several. The IDM was good. One UVCH connector was bad, drivers side. Injector #7 was bad. The outer passenger side connector valve cover was bad. Finally got her back.
- gager2002
- Post #9
- Nov 14, 2011
- Forum: 7.3 Tech
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Very rough idle, no power when in gear

Yes a buzz test. Originally he said it showed: either injector #7, harness, or IDM. We towed it to his shop. He said he ran other tests and it showed, to be the IDM. So i agreed for him to order and buy it. Wasnt it. He's net telling me exactly what he's getting now, he just says the IDM...
- gager2002
- Post #5
- Nov 8, 2011
- Forum: 7.3 Tech
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Very rough idle, no power when in gear

A mechanic friend has the Ford computer. He said it all pointed to replace a bad IDM. So we did. Still no luck. Idles fine for 5 seconds. Sounds or seems like its getting too much fuel.
- gager2002
- Post #3
- Nov 4, 2011
- Forum: 7.3 Tech
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Very rough idle, no power when in gear

New here. Hope I can get some help. 2003 7.3, 260K miles - Excursion. The P1316 lead me in several directions. I have already replaced CPS, Under valve cover harnesses, and the IDM. She is still barely idleing, and when in gear almost dies. Drained and replaced fuel filter. Any more needed...
- gager2002
- Thread
- Nov 3, 2011
- Replies: 9
- Forum: 7.3 Tech