2350 fuel pressure decay Fault code 4726
02-21-2021, (Subject: 2350 fuel pressure decay Fault code 4726 ) 
Post: #2
RE: 2350 fuel pressure decay Fault code 4726
start by re-torquing all the feed tubes going into the head and do the test again. - After that if it fails, you most likely got a bad injector and need to use the caps to find it.

the acceptable leak-down rate is less than 4,000 psi in one minute.


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 Thanks given by: SemiSweet


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RE: 2350 fuel pressure decay Fault code 4726 - Rawze - 02-21-2021



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