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Re: Code P1441 and other issues...please help...
Quote:
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Originally Posted by wrightz28
Pressure is "almost" the same for all MPFI from TPI, Ltx LSx, average pressure at about 40-45 psi, I think the LSx runs a tad higher, but should be in the ballpark. Bare minimum is high 30's at idle, so I would start thinking about replacing that pump before it strands somebody somewhere.
BUT, how about some preventive maint.? When was the filter replaced? Does your gauge allow for flow testing?
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I'd agree with this and PSI on LSx's are around 58.
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DarkblueTA
GT70, FMIC, Alky-water injection, Hooker Cat back, 208/230 .549/.579 121LSA Cam, forged diamond pistons/eagle rods, LS6 block, Lakewood LCAs, BMR STB/PHRB/Sway Bars, poly torque arm bushing, Spec Stage 4i clutch, B&M Ripper Shifter, SLP Subframes, 60# injectors, KYB AGX shocks/struts, Moser 12 bolt(373 gears, 33 spline axles, posi, ta girdle/etc/etc/etc) and HPTuner kit
2007 Nissan Titan Daily Driver. 2* advance
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