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P0506 Diagnostic Trouble Code Discussion for February 2010

Idle Speed Low Performance

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Trouble Ticket Help Requests for DTC P0506
Help Request Posted
2007 Ford F-150 XLT 5.4L MIL Lamp on VIN: 1FTXS21547
P0506: low rpm. This vehicle presented with a list of codes. #6 coil was replaced to correct the misfire. Attempted to unstick the solenoid for b2 cam by pulsing a ground to it with no luck. I removed the valve cover and found thick heavy sludge. I removed the sludge as well ...
February 04, 2010