Fuel rail pressure sensor error
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Old May 12th, 2008, 09:50 PM   #1
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Fuel rail pressure sensor error


hey guys newb question. has any one seen a code po190
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Old May 12th, 2008, 09:53 PM   #2
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Yeah you are either seeing to much or not enough fuel pressure or the sensor is bad...

Its on the drive side fuel rail...Its that box held down with 2 alan head bolts...
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Old May 12th, 2008, 10:08 PM   #3
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Yes I think I blew the diaphram out of it. Put new cams in and needed more fuel. So I have A fore fuel hat, twin GT pumps, -8 line, duel FPDM's and 65psi going to 42lb inj.
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Old May 13th, 2008, 01:12 PM   #4
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That code is common on startup if you have removed the pprv valve.
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