2016年10月28日 · DTC P0090 is a fuel pressure control valve circuit fault. The PCM monitors the volume control and pressure control valve circuits and can determine if there is an open circuit condition, grounded circuit condition or a condition where the valve in question is operating but out of a calibrated range.

2017年5月10日 · P0090 code. Rough idle. Todd 2005 Chevy Silverado 2500 LLY CCSB EFI Live DSP 5 (Modified Stock, Heavy Tow ...

2014年10月19日 · P0090 is Fuel Pressure Regulator Control Circuit '06 Chevy LBZ 2500 Sinister EGR delete, EFI Live from DT, Fully built Suncoast trans, 4in Diamond Eye straight pipe exhaust, DRP performance transmission lines, Ranch Hand front and rear bumper.

2020年7月9日 · The name is Caleb. I’m new here but I get tons of info from the different threads. I have a CCSB ‘05 GMC 2500. I was having surging at idle so I replaced the FPR. Now that I’ve done that, I still have P0090 showing up and it won’t start. It started up for about 1 minute and died but won’t start now.

2015年12月13日 · • DTC P0090 is a Type A DTC. • The ECM commands the engine to operate in the Reduced Engine Power mode. • The message center displays Reduced Engine Power. Conditions for Clearing the DTC DTC P0090 is a Type A DTC. Diagnostic Aids • There are no driveability concerns associated with the FRP regulator unless a DTC is present.

2012年12月24日 · 2007 Classic LBZ. Check light came on, wouldn't go above 2 grand. Scanned, P0090 code, cleared it and drove it with the scanner plugged in, pressure was between 4000psi idle and 20000 psi pegged. Cleared code, changed fuel filter, drove for about 50 miles, code came back. Started cold this...

2008年8月15日 · 1st. p0088 is fuel rail pressure high 2nd..the p0089 is the fuel reg perf[ i dunno wtf this means] 3rd p0090 fuel press regulator circuit..

2024年10月14日 · 2015 Duramax P0090 Code Jump to Latest 377 views 1 reply 2 participants last post by Ron Nielson Oct 15, 2024

2010年12月14日 · Thought it may be getting air through the fuel filter housing so I did the rebuild kit and also replaced the fuel pressure regulator. Checked for leaks, hoses look a little rough but no fuel leaking from them from what I can tell. I have also checked fuses and inspected wiring for shorts. No luck. I have a couple of codes P0090 & P0193.

2016年1月6日 · DTC P0090 is a Type A DTC. The ECM commands the engine to operate in the Reduced Engine Power mode. The message center displays Reduced Engine Power. Conditions for Clearing the DTC DTC P0090 is a Type A DTC. Diagnostic Aids. There are no driveability concerns associated with the FRP regulator unless a DTC is present.