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P2291 Diagnostic Trouble Code Discussion for May 2011

Injector Control Pressure Too Low - Engine Cranking

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Trouble Ticket Help Requests for DTC P2291
Help Request Posted
2004 Ford F-250 Super Duty XLT 6.0L No Start VIN: 1FTNW21P24
Tested after IPR and ICP replaced. Oil pressure at ICP now at 245 on hot engine cranking. Oil pressure low on cold start for first 10-15 seconds of cranking. When pressure starts to rise, vehicle will start. Will run fine until cut off and will not restart if ...
May 02, 2011
2005 Ford F-250 Super Duty XL 6.0L long crank VIN: 1FTWW31P55
... powerstroke diesel that came in with a symtom of running rough and long cranking. we found the troublecode #p2291 icp long crank. We ran shop air through the icp port and heard a audible leak in the HPO system through the oil filler cap. we replaced the in...
May 16, 2011