Have I Made A Mistake?

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Posted to Technical Theory Forum on 10/8/2015 45 Replies

Just wondering if I have made a mistake in my diagnostic process.

Working on this SuperDuty 6.8 gas engine. Concern is long crank to start and rough idle when running. No DTCs. Gut feeling tells me right away "fuel pump is lazy building up and keeping pressu... Login to read more.

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Vehicle Data

2011 Ford F-450 Super Duty XLT 6.8L

VIN	1FD9X4HY0B
Engine	6.8 L
Trans	6-speed Automatic (Electronic)

Vehicle Data

2011 Ford F-450 Super Duty XLT 6.8L

VIN	1FD9X4HY0B
Engine	6.8 L
Trans	6-speed Automatic (Electronic)

45 Replies Received (View Replies)

45 Replies Received (Hide Replies)

Vehicle Data

2011 Ford F-450 Super Duty XLT 6.8L

Vehicle Data

2011 Ford F-450 Super Duty XLT 6.8L