Why do I not have a ground signal at my coils?

Asked by Ddub75 Oct 13, 2020 at 11:19 PM about the 2006 Ford F-250 Super Duty XLT LB RWD

Question type: Maintenance & Repair

I am not receiving a ground signal to coils
from the pcm. What could cause this? My
injectors are receiving a signal.

2 Answers

Ddub75 answered 4 years ago

I had a trouble code for cam shaft sensor. Replaced both. As for the crank sensor, I was told that if I can see RPMs then that sensor is also working. If the chain jumped out of time. Would that cause a no ground signal? The timing is probably due to be done.

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