02 Duramax P1094. I did the return test and got 2002 CHEV DURAMAX COMPLAINT HARD S

I did the return test and got 2002 CHEV DURAMAX COMPLAINT HARD STARTING AND LOW POWER, P1094 CODE =LOW FUEL RAIL PRESSURE AT AND WHILE DECELL. P1094 and yes. I've replaced the fuel relief valve I took it to a Jul 13, 2010 · What exactly is a code P1093? I have thrown this code a couple of times now. 2002 Chevy 2500HD purchased 1 week ago. I'm running autoenginuity Scanner to monitor Desired vs actual fuel rail pressure. Duramax often faces fuel rail pressure fluctuations and hard starting due to injector or lift pump issues. The O2 sensor plays a crucial role in monitoring the oxygen levels in the exhaust gases and providing feedback to the engine control module (ECM) to adjust the air-fuel mixture for optimal combustion. But is blowing out bluish grey smoke soon acceleration No check engine light Seems fine under slow acceleration It’s deleted 2005 lly throwed a code p1094 . My 01 D-max has had an idle surge for at least 18 months. The last time I was doing 52 mph and had 100% load, rpm's 15 something. The ECM uses the fuel rail pressure sensor to detect the fuel injector fuel pressure Cause: Check the engine oil for fuel Oct 30, 2016 · HELP I've researched so much on this topic over the last week but can't get a definite answer My truck is a 2002 LB7 bone stock with 307,000 kms on it I'm getting a p1093 code when I check with the efi live No lights coming on while driving I've changed fuel filter twice in the DmaxStore. Jun 16, 2020 · I have an 05 with 250k miles having similar issues. later on after leaving walmart truck had a hard start and then my dtc came on p0192 p1093 p1094 any help would be great! It's throwing a p1094 code. This 2002 has 263k on it and bro has done a ton of work on it. will injectors cause Dec 15, 2025 · 05 6. Held throttle down and it started. 6 duramax struggling to accelerate I can get up to highway speeds. Dec 10, 2009 · It was finally decided that my CP3 is on its way out, not only am I logging the P1093 and 1094 code, but the actual to desired fuel pressure are way off. Anyone know what could be the May 27, 2013 · Trucks been running like shit today i was driving home from buffalo and my truck started surging and pulsing truck had half power and was just dogging. Low rail pressure could be caused by a restricted fuel filter, air in the fuel, a bad pressure relief valve, excessive return fuel from the injectors Diagnosing and fixing a common rail fuel problem on a 2005 Duramax. 2002 silverado 2500hd lb7. No diesel in oil. drained it completely and cleaned it out and then ran roughly 12l of fuel threw from one can into another to flush the sys. still hard starts, runs pretty good but Feb 13, 2019 · 2002 2500HD DTC P1093 and P1094 no lope Jump to Latest 7. DTC codes P0087, P0093 or P1093 may set due to low rail pressure. Truck is 2002 CHEV DURAMAX COMPLAINT HARD STARTING AND LOW POWER, P1094 CODE =LOW FUEL RAIL PRESSURE AT AND WHILE DECELL. Low fuel rail pressure and P1094 code often stem from a failing lift pump, clogged fuel filter, or faulty injectors. The MIL was on and the vehicle exhibited intermittent low power. I think I have gone insane at this point, reaching out to anyone and everyone who can provide information, tests, or related issues that may cause this. It often seems like a safety mechanism when it happens. Posted October 11, 2021 by Mark Low rail pressure is one of the most common cause of a limp mode in the 2001 – 2010 6. Drove home 5 miles. Check the lift pump’s output first; insufficient supply causes pressure drops. Has no power and smokes when pushing the throttle. 6. Mods: Stock truck to the Nov 4, 2006 · Duramax DTC code list Jump to Latest 113K views 6 replies 5 participants last post by slofotwob May 3, 2010 T Oct 23, 2011 · P1094, do you have any other codes? Diagnostic charts suggest, No P1093, air leak into fuel system, FPR (fuel pressure regulator - not FPRV pressure relief), or the FPR electrical circuit problems. 6 have current codes p1093 and p1094. WE CAN Aug 29, 2010 · Everyday IRON HORSE: (Project Tonka) *** SOLD *** ; ( 02 CHEVROLET SILVERADO LT 2500HD 6. We are the best option for product availability, advice, and more for Duramax trucks. We hooked a scan tool to it and all injectors showed between -2 to +2. P0093 or P1093 mean there is a large difference between the desired and actual rail pressures. It is an integral part that helps you monitor your engine’s fuel rail pressure. 6l No history. Fuel filter changes and fuel additives have not had any positive effects to cure the surge. 6L Duramax diesel engine. 2002 Silverado 2500hd 265558 miles EDGE cs2, usually run on setting 4 4 inch exhaust Oil changed 700 miles ago Dec 15, 2009 · There are all sorts of threads on low fuel pressure, FPRs and CP3s. So i start to panic a little bit truck is at 244k has a lot of maintenance coming up, we all know the LB7s main issue…. put in race plug truck will go in limp mode with no code after about 20 miles motor is stock no programmer with 200,000 on it.

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