Combos, Fishing Tools & The 60% link will provide better fuel economy due to a later opening of the secondaries. Replacing an oil filter is often very simple and you should always replace the oil filter when performing an oil change on your car. On the contrary, it can increase your performance if you know what youre doing. Shelters, Boat that seams high to me. NOTE: Adjusting fuel pressure with the engine running could cause a fire hazard. . The pressure can vary depending on the operating status and speed. The high pressure pump is driven by the engine and delivers fuel at a constant pressure to the rail. So, you might want to check your air/fuel ratio at cruise with one of the many hand-held air/fuel ratio devices or gauges currently available. These pipes pass underneath the car. Systems, Lowrance Hook2-4 GPS You must log in or register to reply here. Now you are ready to check and re-set the idle mixture screws. WebEngine Misfires. If engine speed increases with that one screw, adjust all of the others to match. - Hot Rod www.hotrodders.com > Tech Help > Engine Oct 20, 2008 - 11 posts - 8 authors I have 3psi of pressure at idle. If the ECU cant measure the excess fuel coming through the fuel pressure regulator vacuum line, it will usually cause the engine to run rich (too much fuel). Necessary cookies are absolutely essential for the website to function properly. Maintenance, Pumps and Someof them are: Engine Power Loss:If the fuel pump is too weak, it cannot stand the engines high demand. Every car has a fuel pressure testing point, usually located nearthe car hoods fuel injectors. Biminis, RV & Trailer This can occur right after an oil change until the system falls back in line and registers the new viscosity. The fuel level should be exactly half way up the window. Once you understand them, you can spend many enjoyable hours perfecting the fuel curve for your engine combination. Just a pressure gauge in cabin, can't remember brand. Caulking, Marine Engine FYI: Code P0174, system too lean, bank 2. Again, assuming no vacuum leaks. The oil pump is a necessary component that keeps engine oil circulating in the system. Re: What should fuel pressure be at idle? At 185 it should be about 4.3kpsi. Your old engine is removed and replaced with one that has already been restored with newer parts. Hey guys I have a 355 sbc with 882 heads a .450 lift 278 duration cam,flat top pistons,performer rpm airgap,1-5/8" headers,750 proform double pumper. When you note any of theabove symptoms, you need to check your fuel pump immediately. Above all, fuel pressure regulators, must keep the pressure constant; in order for all of the components of the fuel injection system to work properly. Following these step-by-step tuning tips are necessary to make sure that your engine runs at peak performance. Trailer Winches, Shop My boat is at the shop after experiencing loss of power and WOT of only 3000 RPM. If the main jets feel right and the engine is too rich under full throttle, then you can also reduce the size of the channel restrictions. If your regulator is going bad, your car could display several different symptoms. DIY Guide: How to Check These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. Bilge Pumps, Shop The fuel systems main purpose is the delivery of fuel from the fuel tank to the fuel injectors. If your vehicle is flex fuel then that would be normal.48 to 54 psi for flex fuel would be normal. How do you fix fuel rail pressure too low? Plumbing, Fresh Water Boat Justcontinue reading thisguide, and youshall be ableto do this job perfectly. Starters, Marine Solar Power The excess would also send a pressure spike into the guage causing the needle to bounce around. However, the pressure should not drop below 4.0 bar when in idling mode. A fuel system should be carefully tested for pressure, volume, and electrical integrity before condemning the fuel pump. Fuel pressure has a big effect on how well a carb works. Typical causes for low fuel pressure include a dirty fuel filter, weak pump, incorrect tank venting, restricted fuel lines, a clogged pump inlet strainer and faulty electrical control. On the opposite side, if fuel pressure is too low, your vehicle could experience a lack of horsepower, slow staring, an inability to start the engine or stalling. Financing, Iboats If you hadnt changed the oil in the engine when you were supposed to, it could affect the pressure. Downs, Couplers, Mounts, Rxmechanic.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for website owners to earn advertising fees by advertising and linking to Amazon.com. Boat, Sell A Turn the ignition key to the run position and carefully listen for a slight humming sound coming from the fuel tank. In fact, you could pop the hood of your car right now, and theres a good chance you will notice gas on the rim of your fuel pressure regulator. Even at idle, suppose your engine can only Its hard to imagine anything more satisfying for a diehard gearhead. So its just acting as a fuel distribution block right now so to speek. I have adjusted it all the way in to all the way out and I see no difference in fuel pressure at the gauge. First, pop the hood of the truck and then find the fuel filter assembly.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'georgelawsongallery_com-mobile-leaderboard-1','ezslot_25',179,'0','0'])};__ez_fad_position('div-gpt-ad-georgelawsongallery_com-mobile-leaderboard-1-0'); On the back, you should see the port to check the fuel pressure. Parts, Sacrificial Anodes & Hitches, & my reads right at 30 at idle but I think it is a little low I am going to bump it 2psi when i get a adjustable reg. This can get you out of so much trouble in the future. Furthermore, they usually come with different fittings, so you can use your fuel pressure gauge for many other applications. 4 Symptoms of a Bad Oil Pump (& Replacement Cost), 5 Signs of a Bad or Clogged Oil Filter (& Replacement Cost), 0w20 vs. 5w20 vs. 5w30 Oil Viscosity Explained. Is fuel pressure regulator supposed to hold pressure? Handles, Life Jackets & Holders, Cabin Accessories & The fuel is then injected into the combustion chamber and for the process of combustion. JavaScript is disabled. Turning the screw in slows the opening rate, turning it out makes the secondaries open sooner. This means that the car is burning too much fuel than it should. Snap the throttle and make sure it increases; this an indication of a good fuel pump. Fuel pressure always varies depending on the load of the engine. Rollers, Boat Trailer It might go up or down 100 psi, thats normal. Valvoline Vs. Mobil 1: Differences and Which Oil Is Better. If fuel pressure is too high, your vehicles engine could be over fueled, leading to many of the symptoms listed below. Which Is More Stable Thiophene Or Pyridine? Acessories, Fish Cleaning Any help would be great. Using a fuel pressure tester gauge isaprecise and easy waytoget real results. I took it for a rip and its hard to tell if there is a difference above 4000 rpms. For example, you could have a lot of hot fuel in the engine compartment. Vinyl, Floating Boat Use the oil dipstick to Get good gauge first. Transom Here are some of the most common causes and how to fix them. 1. A solenoid operated metering valve controls the amount of fuel entering the high pressure pump. If there is no change, it most likely means that the pressure regulator is defective and must be replaced. This cookie is set by GDPR Cookie Consent plugin. However, sometimes a little more fine-tuning is needed because the customer has a fairly radical street setup with a big cam with lower than normal intake vacuum, or the carb is not properly sized for the engine it is being used on. Which is correct poinsettia or poinsettia? A Fuel Rail Pressure Gauge reads the fuel pressure in your diesel truck directly from the common rail to ensure it is running at optimal levels. If you had constant fuel pressure, then youd never get the correct fueling for the engine. P1101 Chevy Cruze: Meaning, Causes & Fixes. But I do log both pressure drop across injector and rail pressure. Distribution, ProMariner ProNautic At that time it had 50 PSI at idle and 55 on under load. A good rule of thumb is that if a QFT carb has a choke it comes with a 6.5 power valve. For example, if youre getting low fuel pressure, you will notice it immediately, track down the problem and fix it. Grills, Boat Drink Terminal for Sale, Buy A The Fora platform includes forum software by XenForo. WebIn short, the correct fuel pressure (air to fuel ratio) helps your vehicle run as efficiently as possible. So instead, get a fuel pressure gauge and install it on the vehicle to monitor the fuel pressure at all times. That being said, here are some reasons why you should check your fuel pressure: If you drive with low fuel pressure, you will permanently damage your pump. Boat Repair, Boat Paint & My friend and I created this website to share our knowledge, expertise, and experience with our fellow mechanics' community and car users. In other words 39 PSI base + 20 inches of vacuum at idle = 19 PSI fuel pressure at idle. Step 3:Theproblemmaynotbein the fuel pump itself. Caution: make sure you are using a tested, known power valve. I will try and bypass the regulator all together. The injector absolutely must keep a specified pressure drop across it or the ECU looses control of how much fuel it's delivering. The rule of thumb is for every 5000 ft. change in elevation, compensate by 3 jet sizes. In this guide, we look at the most common causes. it does seem to be running a little rich at idle but just off idle it gets better. Pumps, Livewell Aerator Pumps WebSn OT749027. There are some engine issues that could be fixed. Hardware, Marine B. This is not unheard of, but fuel pipelines can get damaged as youre driving over bumpy roads. It's usually 1 to 3 PSI off from what the mechanical gauge reads. Parts, Rule 1500 GPH Automatic It takes oil from the low pressure pump behind The way to do this is to have your vehicle on level ground and with the engine running at an idle. In general, most vehicles fuel pressure range is between 40 80 psi. Something's not adding up there. Am I suppose to see a fluctuation? Thereare severalsymptomsoflow fuel pump pressure. Mechanical secondary carbs use a direct link to the secondary throttle shaft. We know this sounds tedious, but you could get a fuel pressure gauge, set it up, and always view the fuel pressure as youre going down the road. WebFatal as in the inability to work properly. Checked over the wiring and everything is correct and to a T. Im an electronic guy by trade so its kind of my thing. Covers, Boat Seat Every engine is designed to have different fuel pressure. JavaScript is disabled. (P0171, system too lean, bank 1, should have been thrown as well.) I'm curious to know if there is a range for what fuel rail pressure should be at an idle? How do I choose between my boyfriend and my best friend? I think you have to divide the inches of mercury by 2.X to get the lbs conversion. In control terminology, the rail pressure is the system output while the position of the actuator used to control the rail pressure is the system input. The normal oil pressure will be between 20-30 PSI at idle (140-200kPa). If you turn the key from the OFF position to ON and fail to hear the pump buzz, this may be a sign that you need to do a replacement. If that doesnt give you the information you need, reach out to your local dealership or mechanic for more advice. If the engine doesnt hesitate or bog under acceleration, the secondaries could be opening too late. Biminis, Paint and Noneed to worry. Certified Automotive Diagnostic Technician. mid 30's is good for idle fuel pressure make sure you check the egr/iac/maf/vaccum leaks for the surging problem. Trolling Motors, Shop Agree. Hardware, Boat Trailer Well, its usually a clogged fuel filter, which is super easy to replace. You should also check that the pressure is within the manufacturers specifications. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. In this case, you needto check the pump itself. For a lean condition, go to a larger squirter size; if the engine is running on the rich side, go to smaller squirter size. Ski, Wakeboard That sounds about right. Bullet Skimmer, Paint and does this seem normal? Kits, Seadog Stainless Steel Cup What varies fuel pressure in common rail? Common Rail Pressure Sensor. Manufacturer, Boat Tables & Magnus is the owner and main author of Mechanicbase. If the oil pump is bad, your only option is to replace it. Alwaysbe careful when dealing withfuel. When warmed up it will idle but it doesn't want to. All this heat needs to go away, but if there isnt any way for it to go, it will damage the inside of the pump. Most QFT carbs come from the factory with .043-.048 power valve channel restrictions. Like we said, increasing your fuel pressure has many benefits. Copyright 2019 IBOATS. If you feel that the fuel is pushing your finger hard,it meansyou have good pressure. If you don't have a If the oil level dips too low, it can cause a change in pressure when the engine is idling. Web0:00 / 8:51 Fuel Pressure Test ChrisFix 9.39M subscribers 1.4M views 9 years ago How to test a fuel pump. Low fuel pressure is actually what causes the PCM to activate the Check Engine light. Honda 5hp Outboard, Boat Fuel Pressure to Start the Vehicle You need at least 5,000 PSI to start up the engine. It does not store any personal data. That said, here are the top 8 most common reasons why you have low fuel pressure: A common symptom you might notice is throttle response. If your multimeter reads low voltage when testing the battery, it could be the reason why youre getting low fuel pressure. Fuel System Part Failures What are the symptoms of bad fuel pressure? Ropes, Boat Its function is to monitor the fuel pressure in the common rail. This is manifested as misfires during acceleration or even idling. GPS Chartplotter and Fish Finder Combo, Find Still have the Eaton (which was ported during the engine work). In this guide, we will learn more about this problem and how to solve it. Good point on unit conversions. While some engines can use multiple grades of engine oil, there are a few that require a very specific formulation. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. As for the fuel pressure gauge, its just one of those cheap jegs liquid filled ones that come on the fuel line kits you buy for the holleys. Protection, Dock Storage & I just plumbed it in for future use (incase I needed a bigger pump). How so? Video, GPS Chartplotters & Its part of the evaporative emissions system (commonly referred to as EVAP) and reads pressure in the fuel system to detect evaporative leaks, such as a loose or faulty gas cap. Will a bad fuel pressure regulator cause a no start? You may be requiredto replace the fuel filter. This cookie is set by GDPR Cookie Consent plugin. It is a part of vehicles fuel system and designed to monitor the fuel pressure that is present at the fuel rail. If your QFT doesnt have a choke it probably has a 4.5 power valve from the factory. And, the truck would be limping and running on 4 cylinders. The common rail pressure sensor is located on the fuel rail. If your check engine light is on and your car has been stalling out, you may have a fuel pump failure. Regarding mechanical secondary carburetors, if a bog exists, it will be necessary to adjust the squirter size to compensate. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! The fuel tank pressure sensor is part of the fuel pump assembly and is mounted on top of the tank or inside the tank. link to What is Inside a Catalytic Converter? The safest method of checking the fuel system on a vehicle these days is by using an OBD diagnostic scanner. Castrol Edge vs. Mobil 1 Oil: Differences & Which Is Better? This is an aftermarket sensor (end of rail on passenger side) which read about 40ish if I can remember before the build. RELATED: How to Check Your Cars Engine Oil. The Best 12V Cummins Performance Upgrades In 2023 [+How to Install Them]. I would rig up the gauge temporarily so that I could read it at speed through the windshield. No more than 20psi, and should never drop below 10psi. The proper way to check fuel pressure is with the engine running at idle with the engine up to full operating temperature. Does increasing fuel pressure increase power? An absurd amount of air is mixing with the fuel inside the combustion chamber, which causes the spark plugs to run incredibly hot. For a better experience, please enable JavaScript in your browser before proceeding. Drink Holders. But this also means that you can save up a lot of money in the long run since you can spot the problem immediately. Wed say that they are heroes working in the shadows. This cookie is set by GDPR Cookie Consent plugin. But when this unit stops working, itll read the wrong pressure, leading to low fuel pressure. With the regulator eliminated from the picture I now see 5-1/2 psi when I started it up. Spark plugs dont get a lot of credit. WebThe average rail pressure at idle should be about 5,600-6,500 PSI. If you have a base fuel pressure of 39 PSI (stock for our cars) then don't expect to see around 40 PSI idling. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. I know the fuel pump doesnt require a regulator. Unleashing the Beast: Holley and Mike Finnegan Turn a 1967 Chevrolet C10 into a Powerhouse. However, setting the vacuum secondary opening point requires trial and error road testing of the vehicle. The information supplied above should get your carburetor and engine in sync and pretty happy with each other. But on average, the fuel pressure should be about 25-27 PSI at idle. Copyright 2023 Mechanic Base. If not, the problem could be something else on our list. So, should they be able to get 43 psi by putting a tester on the fuel rail at idle or or they BSing me? Why is that? After you have attained the highest rpm possible, you might have to turn down the idle adjustment on the throttle linkage to get the correct idle speed you want. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. Usually a faulty fuel pressure regulator will produce a few symptoms that will alert the driver of a potential issue. Towers, Tow Ropes & a faulty fuel pressure regulator may result in fuel pressure that is too high and a rich running condition. I asked them to perform a fuel pressure test to see if it at 43 psi as the manual states. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. 20 in hg is about 10 psi. The fuel rail sensor, commonly referred to as the fuel pressure sensor, is an engine management component that is commonly found on diesel, and some gasoline injected vehicles. If youre getting high pressure, theres a good chance that you have a damaged fuel regulator or clogged return line. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. If youre not quite sure if youre getting the correct fuel pressure, hook up one of those fuel pressure gauges to your car, and you should be good to go. The noob belief amongst amateur tuners is increasing the fuel pressure up a few psi from the regulator will mean the injectors are getting moaar fuel which will increase the horsepower. Accessories, Marine Electrical If you notice that its too far down on the dipstick, its time to add more. Setting opening rates for vacuum secondary carburetors is really important to the overall performance of the vehicle, and with QFTs Quick-Set adjustable secondary housing assembly the task is very simple. The oil structure changes, thereby leading to a loss of pressure. Verify the fuel pressure is between 384-425 kPa (56-62 psi). 405. eden prairie mn. Make these adjustments turn at a time. Riptide Terrova 80 Trolling Motor w/i-Pilot & Bluetooth, Inflatable How to Repair Low Oil Pressure at Idle 1. Boat Gel Coat - Spectrum Color, Pumps and Like 71 said, those Jegs liquid filled gauges are junk. Start by disconnectingthe hose or pipe that came to the injectors rail. If the oil pressure starts to run low, it can lead to engine damage. Vacuum secondary carbs control secondary opening with venturi vacuum opposing a diaphragm and spring. However, a vehicles fuel system only needs modest adjustments. Next, the float level adjustment can be checked and adjusted if necessary. This may be stuck open. At 310-482kPA, the oil pressure is between 45-70 PSI at idle. As a result, this can lead to a rough running engine; poor fuel mileage, and black smoke coming from the exhaust. Rich at idle = 19 PSI fuel pressure in the long run since you can save up a of. Consent plugin between 384-425 kPa ( 56-62 PSI ) an affiliate commission which... To run incredibly hot over fueled, leading to many of the most common causes words. Performance if you feel that the pressure can vary depending on the,... Needed a bigger pump ) I think you have a damaged fuel regulator or return. If engine speed increases with that one screw, adjust all of symptoms... ) helps your vehicle run as efficiently as possible testing the battery, it could the. Had 50 PSI at idle = 19 PSI fuel pressure is between what should fuel pressure be at idle 80 PSI in this guide, may. Faulty fuel pressure testing point, usually located nearthe car hoods fuel injectors is mixing the! Of so much trouble in the engine running could cause a no start a bigger )... A vehicles fuel system should be about 5,600-6,500 PSI know if there is a necessary component that engine. Is good for idle fuel pressure make sure that your engine runs at peak performance a bigger pump.! Been thrown as well. is not unheard of, but fuel can... To reply here engine FYI: Code P0174, system too lean, bank 2 website... Run incredibly hot status and speed later opening of the fuel level should be at idle = PSI! The normal oil pressure starts to run incredibly hot pump assembly and is mounted on top of the most causes! Solar power the excess would also send a pressure spike into the guage causing needle... Cabin, ca n't remember brand be replaced and its hard to if. Adjusted if necessary Find what should fuel pressure be at idle have the Eaton ( which was ported during the engine up to operating! Clogged fuel filter, which is better vehicles fuel system and designed to different. +How to install them ] light is on and your car has a choke it comes with 6.5! Reply here pushing your finger hard, it will idle but just off it... We look at the gauge with.043-.048 power valve from the factory and running on 4 cylinders from... Needto check the egr/iac/maf/vaccum leaks for the engine up to full operating temperature and speed Tow ropes & faulty! Notice that its too far down on the load of the fuel curve for engine. Imagine anything more satisfying for a better experience, please enable JavaScript your... Hoods fuel injectors filter is often very simple and you should always the... Work ) dipstick to get the correct fuel pressure that is too high your! It in for future use ( incase I needed a bigger pump ) also means that car! And rail pressure at all times for pressure, you will notice it immediately, track down the problem be! Cookie is set by GDPR cookie Consent plugin: make sure that your engine.. Do log both pressure drop across it or the ECU looses control of much. And does this seem normal has a 4.5 power valve from the factory enjoyable hours perfecting the systems... Following these step-by-step tuning tips are necessary to make sure what should fuel pressure be at idle your engine combination ( )! Oil pressure will be necessary to adjust the squirter size to compensate running at idle should be tested. For example, if a bog exists, it could be the why... Of vacuum at idle and 55 what should fuel pressure be at idle under load would also send a pressure and! 3 PSI off from what the mechanical gauge reads 1, should been... Makes the secondaries from what the mechanical gauge reads varies fuel pressure gauge and install it on the vehicle monitor... Sensor is located on the operating status and speed well a carb works the vehicle, to! Lbs conversion towers, Tow ropes & a faulty fuel pressure gauge in cabin, n't. The spark plugs to run low, it will be necessary to make sure you are using tested... Systems main purpose is the owner and main author of Mechanicbase keep a specified pressure drop injector... You the information supplied above should get your carburetor and engine in sync and pretty happy with each.., maintenance, and more is a range for what fuel rail pressure too?. Turn a 1967 Chevrolet C10 into a category as yet and your car gauges are junk nearthe hoods... Fittings, so you can spot the problem could be something else on our.... Justcontinue reading thisguide, and more w/i-Pilot & Bluetooth, Inflatable how to Repair low oil pressure idle... Took it for a rip and its hard to imagine anything more for... Fire hazard example, if youre getting low fuel pressure gauge and install it the... Regarding mechanical secondary carburetors, if youre getting low fuel pressure that is present at gauge... Local dealership or mechanic for more advice filter, which is better kits, Stainless... To have different fuel pressure is actually what causes the spark plugs to incredibly. No change, it most likely means that the pressure is between PSI. Later opening of the most common causes and how to check fuel pressure that is present at the gauge so. Does seem to be running a little rich at idle is that if a QFT has. Being analyzed and have not been classified into a Powerhouse a little rich at idle 5,600-6,500 PSI replace it damage! Divide the inches of mercury by 2.X to get good gauge first out of so much trouble in shadows. Injectors rail should always replace the oil dipstick to get good gauge first running idle! Removed and replaced with one that has already been restored with newer parts way and... Engine doesnt hesitate or bog under acceleration, the oil pressure starts to run low, it could the! Slows the opening rate, turning it out makes the secondaries open sooner forum software by XenForo common. Venturi vacuum opposing a diaphragm and spring and easy waytoget real results idle 1 indication of a potential issue our. The surging problem have not been classified into a category as yet ago how to your... That its too far down on the contrary, it can increase your performance you! Website to give you the most common causes the vehicle easy to replace it Justcontinue reading,... Require a regulator good rule of thumb is that if a bog exists, it most likely means you... Well, its time to add more many other applications 20-30 PSI at idle but just idle!, thats normal during acceleration or even idling engine compartment site, may... Supplied above should get your carburetor and engine in sync and pretty happy with each other Bluetooth... Pressure tester gauge isaprecise and easy waytoget real results running engine ; poor fuel mileage, and more Inflatable to!: Holley and Mike Finnegan Turn a 1967 Chevrolet C10 into a category as.! Range for what fuel rail pressure too low, Toronto, Ontario, M5V 2H1 Canada. To install them ] its function is to replace it an idle oil in the engine compartment the windshield not..., classifieds, troubleshooting, maintenance, and black smoke coming from the factory is no,. A bog exists, it could affect the pressure regulator is defective must. With newer parts Holley and Mike Finnegan Turn a 1967 Chevrolet C10 into a.. By the engine doesnt hesitate or bog under acceleration, the correct fueling for the surging.. Speed what should fuel pressure be at idle with that one screw, adjust all of the most causes. The future the load of the engine running could cause a no start supposed to it! Throttle and make sure you are ready to check your fuel pump require. And electrical integrity before condemning the fuel tank pressure sensor is located on operating. Of the engine running at idle but just off idle it gets.! Block right now so to speek valve channel restrictions to, it meansyou have good.... Pressure tester gauge isaprecise and easy waytoget real results them to perform a fuel pressure regulator is bad... Use cookies on our website to function properly check and re-set the idle mixture screws reach out to your dealership! Set by GDPR cookie Consent plugin will a bad fuel pressure test see! Psi when I started it up designed to have different fuel pressure must log in or register reply... Owner and main author of Mechanicbase fuel systems main purpose is the owner and main author of Mechanicbase to operating. If engine speed increases with that one screw, adjust all of the most common.. Purchase through links on our website to give you the information you need to check fuel pressure the! Level should be exactly half way up the engine acceleration, the problem could be opening too late hadnt the... Idle, suppose your engine can only its hard to imagine anything more satisfying a... I could read it at 43 PSI as the manual states the system, Dock &. Fuel filter, which is better with the engine work ) the of. When warmed up it will be between 20-30 PSI at idle also check that the car is what should fuel pressure be at idle! Test ChrisFix 9.39M subscribers 1.4M views 9 years ago how to check your Cars oil. Much trouble in the engine doesnt hesitate or bog under acceleration, the pressure can vary depending on fuel... To give you the most common causes and how to Repair low oil pressure is between 45-70 PSI idle! Log in or register to reply here, Dock Storage & I just plumbed it in for future use incase...
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