If it breaks, then fuel can leak out over the engine. In any case, there isn’t much you can do but call for help and be patient until it arrives. How To Prevent Fuel Injector Problems: In general, fuel injectors are hard wearing and with a little care can often last the life of the engine. Also you can use some of your favorite solvent (brake parts cleaner has worked for me). If there is a leak of some sort, then less fuel will make it to the engine, and then in turn make it run less efficiently. Visually check the injector for damage. Fuel injectors can fail either mechanically or electronically, and in some cases you’ll see warning signs that something is wrong. How often should I add fuel injector cleaner to my car and is it really that necessary?. Cleanning your injector yearly makes your car run properly and better gas mileage. Maintaining clean injectors keeps the engine running at peak performance, saves fuel and cuts down harmful emissions. Login to reply. It is particularly hazardous trying to clean such an injector; it could cause the high-pressured fuel inside to burst out when the pintle is manually released. Cleaning the fuel injector in place vs. Your engine sounds like it was flooded, which can happen when injectors 'leak down' the fuel pressure. This results in cold and hot start problems, jerky slow motion, as well as a lack of overall engine performance. We've been doing this since 2009, and have seen just about everything when it comes to failing fuel injectors. I thing using fuel injector cleaner additives have some benefits. It has been shown that a varnish layer as fine as 5 microns within the pintle head can restrict fuel flow through the injector by as much as 25%. There was 30 products to choose from at my auto parts store. If not, clamp the line at the discharge of the fuel pump and see if it stops the pressure decrease. Your patience during this time would be much appreciated. Can be used together with DPF Cleaner every now and then, using them together will not cause a problem. I strongly second this - I fixed a whole bunch of cold idle problems (to the extent a car in Texas can have cold idle problems :-) on my 80 240 by just replacing a few injector seals. However how much fuel is actually injected is dependant on the programming, so as this injector was combined with an ECU update, it is unclear if it actually results in more fuel going into the engine, OR the same amount of fuel in a shorter burst. I want the STP Octane Booster, but then I need Fuel Injector cleaner as well. Many engine performance problems are caused by basic engine maintenance issues or normal wear and tear. Product Downloads. seems to be coming from my fueling injector #2. Below are some of the key symptoms of dirty or clogged fuel injectors and can be fixed using ProFlow's advanced Ultrasonic Fuel Injector Cleaning Services. If this precision is thrown off by restrictions, electrical problems or fuel problems, it can cause driveability issues. One of the most common issues that can occur in a BMW even with proper care and maintenance is a faulty fuel injector. A4 (B8 Platform) Discussion - Fuel Injector Issue - I have a 2010 A4 Quattro Premium, 6SP Manual. We use the most effective cleaning method – removing and cleaning them ‘off car’ with an Ultrasonic Injector Cleaning & Testing Bench. Our fifth choice on our list of the best diesel injector cleaners. The new style Fuel Injector for alcohol blended fuels is made of plastic and is about ½ inch in diameter. STP Fuel Injector Cleaner is a popular and well-known product. The Lucas solution is a classic, and you can find it sold practically everywhere. The Common Rail Diesel (CRD) injection system is the most recent development to achieve ever more stringent diesel exhaust emission standards, but it is currently associated with widespread problems, including engine rattles, expensive injector and fuel pump failures, injector sticking, stalling problems and rapid piston and liner wear. You can purchase a cleaning kit in an auto store or online. I've never had "dirty injector" problems, never used any injector cleaner and never paid to have the injectors "cleaned". Failure to completely clean and flush contamination from the fuel supply system before replacing parts WILL result in repeat failures. cleaning the removed fuel injector Generally, cleaning the fuel injectors on-car saves more time than cleaning them off-car. It's inexpensive, effective, and very user-friendly. Chemistry plays a large role in an additive’s effectiveness. Diesel additives can help to clean injectors and fuel systems. Diesel Fuel Also Seems To Have More Problems Because It's More Likely To Be Stored. Will fuel injector cleaner cause problems, specifically causing my car to be unable to idle after turning over? Last night I added a small bottle of fuel injector cleaner to my Pontiac Grand AM 2004 on a full gas tank and I drove my car about 25 miles this morning without any problems. ACDelco Fuel Injector Upper Engine Cleaner 16 oz Cleaning Intake Valve Fuel Injector Cleaning Instructions All Makes Ford, Honda, Toyota, Subaru, VW. Do not use E-15 in your vehicle. I have no idea what ATF does to a modern fuel injected engine. I run Power Service in each an ever tank. It can also cause an injector to stick open and send too much fuel into the engine. An abrupt loss of engine power is a somewhat obvious sign of a fuel injector failure. Visible Fuel Leak Often, a leaky fuel injector leaks enough fuel to produce a puddle of fuel near the fuel injector nozzle housing or on the intake manifold, both of which can be easily spotted. The Common Rail Diesel (CRD) injection system is the most recent development to achieve ever more stringent diesel exhaust emission standards, but it is currently associated with widespread problems, including engine rattles, expensive injector and fuel pump failures, injector sticking, stalling problems and rapid piston and liner wear. By cleaning almost all parts of the vehicle, you can save almost 3. Find out why diesel fuel injectors fail and how to avoid it as we see if the injectors are the problem. A can of 44K in the tank can absolutely make a difference in your overall performance, if your car is in need of a cleaning. Impact of clogged fuel injector. If you are worried that carbon buildup may be affecting the performance or fuel economy of your engine, you can always buy a fuel injector cleaner. Replacing the injector solves the issue (with appropriate remaping of the various injector values). Itstillruns. 06 per gallon of fuel or just over $1. Problem #1 – Dirty Fuel. We then back-flush the injector, while lifting the pintle off its seat. Mighty Auto Parts’ fuel system cleaner removes harmful carbon and varnish deposits impacting the performance of any vehicle after 4,000 to 5,000 miles. While you can use a fuel injector cleaner and hope it solves the issue - an engine light may also refer to a more serious problem that can cause more damage to the engine with every passing day that it remains unsolved. It is important to occasionally clean your fuel injector with fuel injection cleaner. Also, if you get fresh gas in it and it fixes the problem I would take it up with the manufacturer. Whether you are having lean codes (P0171, P0174) or missfire codes. Also you can use some of your favorite solvent (brake parts cleaner has worked for me). Fuel injectors make a sharp clicking sound when they are functioning properly, so the absence of this sound can indicate a problem with an injector. Grit that clogs fuel injectors usually cannot be dissolved using anything in a bottle. If the fuel injector is clogged, the fuel supply will be irregular too. Low fuel pressure in a diesel engine. This is the purpose of the fuel pump cutoff switch that some install. The bad fuel injector was just as dirty and slimy as the other injectors, so the multimeter was necessary to see it for what it was. Because they are a part of the fuel system, any problems with the Ford Ranger Fuel Injectors can cause all sorts of engine performance issues that can sometimes even render the vehicle undrivable. The greatest cause of injector failure is due to the injectors having worn needles and nozzles or a build up of carbon. It differs from traditional multiport fuel injection (MFI)in several ways. Top 5 Best Fuel Injector Cleaner Reviews 1. Fuel injector cleaner is compatible with catalytic converters, oxygen sensors, and all other new fuel system components. If you can run the motor without damage, it pays to run some DIESEL injector cleaner, any brand , Wynns is good, thru the system, and change the fuel filter , whether it needs it or not. Over time, your fuel injector builds up grime from daily exposure to things like oil, carbon, and heat. Here we have provided a download and keep guide on these warning signs of injector failure. The Nissan Maxima fuel injector sprays fuel into the combustion chamber of your car's engine. are they any good. You Will Need: Fuel Injector Cleaning "Kit" and can of pressurized solvent. Can I mix both? OR does the Octane Booster contain the same amount of Fuel Injector stuff than the fuel injector bottle does? Like, does the Octane Booster have the same amount of feul injector cleaner, than the fuel injector bottle itself has. We chose the 1 gallon bottle over the typical 12 oz. One example of one is shown in figure 3. Poor fuel quality and general wear and tear are not the only cause of injector failure, the newer type of injectors sometimes fail due to design problems. Usually a bad or failing fuel injector will produce a few symptoms that can alert the driver of a potential issue. Part of the maintenance I have performed on every Honda and Acura that I have owned is to send out the injectors for cleaning. The best fuel injector cleaner is the Chevron 65740 Techron Concentrate Plus that cleans, restores and protects the entire fuel system of the car. 6 injectors. A clean injector delivers a fine mist of tiny fuel droplets that are easily mixed with air, evaporated and burned. There are many symptoms that can be spotted on a vehicle before complete injector failure and dreaded limp mode transpires, so educating customers and fleet or vehicle owners is a must. Many of these problems, however, stem from things unrelated to the design of a common rail system, which common rail owners should be aware if they want to minimize expensive repairs. When there air to fuel ratios are too lean temperatures can get so hot that normal combustion can't occur. Benefits of Using Fuel Injector Cleaner. Nobody would love to come across such a snag, especially for those who have experienced the hefty repair charges from their local mechanics. When ignited, the flame front can be erratic, leave unburned fuel and create hot spots in the combustion chamber. Fuel Injector Service. Due to the varying fuel injector systems the proper manual should always be consulted when trying to diagnose a problem. Check for an exhaust leak before the first oxygen sensor (this is unlikely to cause the problem, but it is possible). A clean diesel fuel pump injector is a happy diesel fuel pump injector. On advice of the mechanic, he chucked in some injector cleaner and it seemed to alleviate the problems rapidly. Redex Petrol Injector Cleaner 250ml available online at halfords. You must get things the right way round and the rack in the correct position. If everything is cleaner than filtered fuel, and stays that way, you will not introduce anything harmful to the pump surfaces. CRD Fuel enhancer is THE most effective fuel system for common rail diesels! It quickly and easily fixes the root cause: • Provides amazingly long injector. One of the most common issues that can occur in a BMW even with proper care and maintenance is a faulty fuel injector. Symptoms of Fuel Injectors That Require Cleaning and Flow Testing Service Dirty and clogged fuel injectors will have problems like fuel leak down, abnormal spray patterns, poor fuel atomization, and / or low fuel volume. The engine could also experience one or more of the above symptoms. If you have access to an injector tester, activate the injector and see if it operates. BG also makes the injector and air intake cleaning solutions that the majority of dealerships and shops around here use. The direct injection does not allow for the fuel and its detergent additives to clean the valve and the port. An example would be using untreated summer diesel fuel in cold weather. Look for the best fuel injector cleaner to resolve this issue, even without the need to work with a trained mechanic. In order to pinpoint the cause of excessive HC emissions, the following systems (if applicable) will need to be checked, usually in the order shown below:. The most common fuel system problems that can cause idle issues are a malfunctioning fuel pressure regulator or dirty or leaking fuel injectors. A faulty fuel injector can cause a host of problems, including lowered fuel mileage, rough idling, inconsistent power and engine misfires. While you can use a fuel injector cleaner and hope it solves the issue – an engine light may also refer to a more serious problem that can cause more damage to the engine with every passing day that it remains unsolved. What could cause VW fuel injector 4 to have only 1 volt while the other three injectors have 3. From these two things, a host of problems can surface. Ultrasonic fuel injector cleaning works by immersing the fuel injectors into a bath of cleaning solution. Clean Fuel Injector Fuel injectors increase fuel efficiency and engine response times by delivering a fine mist of fuel right at the engine's intake valves. I've never had "dirty injector" problems, never used any injector cleaner and never paid to have the injectors "cleaned". In extreme cases, it can even allow fuel to leak into the engine, depending on where the failure point is on the component. com website) www. blow-by which occurs when the injector does not seal properly on the injector seat in the cylinder head. and most of the fuel injector cleaners improve your mileage. Lucas Fuel Treatment should definitely be used in vehicles that require leaded fuel because it actually replaces the benefits of lead in gasoline without causing harmful emissions. There are bad, faulty, clogged and leaking fuel injectors, which generally cause a decrease in performance, and a leaking fuel injector, which can cause fuel odors within the vehicle as well as poor performance. Fuel Injector cleaning is no longer recommended by many vehicle manufacturers since the switch in design to cope with alcohol fuels. A GOOD fuel system cleaner will do wonders for a fuel system and combustion chamber if used correctly. Fuel injectors can fail either mechanically or electronically, and in some cases you'll see warning signs that something is wrong. I have read that it can cause shellacking on oxygen sensors. To get the best possible experience on our site you should use latest version of Chrome, Firefox or Internet Explorer. What you can request after you do your own fuel injector cleaning, is request a throttle body cleaning their could be carbon build up on your throttle plate causing your problem. 8L Buick (or Chevrolet, or Pontiac, or Oldsmobile) to idle rough, miss, and make the check engine light come on (if the vehicle is ODB II equipped, you could see misfire codes: P0300, P0301, P0302, P303, P0304, P0305, P0306). MY CONCLUSION is that in this engine, "blow-by" (rings not fully containing the I chose to use X66P because it is an. Fuel systems that have not been treated with injector cleaners can see reduced fuel economy, reduced power, rough idle and other performance related issues. Many experts advise of using the carburetor cleaner or carb and choke cleaner to get the best performance from the Automotive engine. This gives the injectors the ability to produce a spray pattern in the form of a cone. Ultra-low sulfur diesel fuel can cause deposits to build-up in diesel injectors which can cause failure and be costly to repair. See why changing your filters, fluids, and warming your engine up can add to a long service life. 2008 BMW 335xi failure of fuel injectors the consumer was informed, it would cost 2,000 to replace the defective fuel injector, even if all of them were not malfunctioning, because the newest generation of fuel injectors developed for the 2007 and later models were not compatible with earlier versions of the injectors. As these injectors were often very expensive and difficult to repair, the manufacturer was forced to extend the warranty and improve the design. Redline is already at the higher end of the dosing recommendation. E-15 fuel is a mixture of approximately 15% fuel ethanol and 85% unleaded gasoline. We have updated our shop with a new ASNU GDI Classic fuel injector flow bench to service the new technology in fuel injection. Now the symptoms are back again- OK acceleration, but misses during steady speed, fuel mileage down, backfires and pops. The injector windings are cooled with fuel, so harsh injector cleaner will damage the windings and short out the injector. The misfire caused by the abnormality can be felt easily. Injector clogging can be caused by: a. Although common rails are an improvement from prior types of fuel systems, they're not without their issues. If you buy a cheap fuel injector cleaner, it most likely won't have the proper detergent package to do the job. fuel injector cleaner is to be added with a full tank of gas, assuming you didn't add it to an almost empty tank there should be no adverse effects, and no a bad injector won't make a ticking sound, a working injector makes a ticking sound but they are burried in the manifold and impossibel to hear without a stethiscope. Fuel injector heat soak problems I installed the Jeep TBS which adds a thermo wrap to #3 injector but it was of no help. A dirty fuel injector does not atomize fuel like a clean one. A regular addition of fuel system cleaner like STP Injector Cleaner, or Techtron fuel system cleaner can help keep your injectors clean. Some can even remove existing deposits left by lower-quality gasolines and help restore your car’s original performance. Liqui Moly Jectron Fuel Injection Cleaner (Gasoline) will guarantee you the best results for your engine, along with smoke that will cause less pollution in the long run as well. Below are some of the key symptoms of dirty or clogged fuel injectors and can be fixed using ProFlow's advanced Ultrasonic Fuel Injector Cleaning Services. 000 then decide to flush it, can cause more problems? Is anyone routinely using a CRC intake cleaner or similar, and if so at what mileage intervals? And Injector cleaner, a good idea routinely? and if so what's a good brand for our GDI's. Inside the fuel tank d. So overall, what can a diesel enthusiast do to prevent problems on a common rail diesel? Filling up at a well-traveled, name-brand truck stop is a good place to start, Emmert advises. Fuel additives can drop out of solution and form bonds with other elements causing contamination and will cease the process of what it was originally tended to do. I’ve never had “dirty injector” problems, never used any injector cleaner and never paid to have the injectors “cleaned”. Anyone have any experience using Lucas fuel cleaner in their FoST? Any problems? I decided to try some to keep the carbon on the valves at bay, so I put a bottle in the tank then filled with 92. Your injectors deliver gasoline to your engine in carefully timed bursts. perhaps one of your fuel injectors is now clogged because one of the particle got stuck. Can I use in E-85 ethanol in my flex-fuel vehicle? Yes, Rislone Fuel Injector Cleaner with Conditioner & Treatment works with the E-85 and will lubricate the fuel system reducing the negative effects that ethanol has on the system. See what causes these high pressure injectors to fail in this month's issue of Diesel Power. As a result, you should know what does a fuel injector do and other crucial information. Also, it is best if you do have all the injectors done at once because imbalance between injectors can cause problems down the road. The actual fuel injector itself can present a problem if it starts leaking. Top 5 Fuel Injector Cleaners. The best method to deal with fuel injector problems is a replacement and proper maintenance thereafter. Welcome aboard from a fellow noob!. See what causes these high pressure injectors to fail in this month's issue of Diesel Power. When I blew out the injector, a bunch of black crud came out. You must get things the right way round and the rack in the correct position. A flame front propagates violently by the heated gasses which compresses the rest of the unburned air/fuel mixture in the cylinder as it explodes and expands. You can learn more on our injector testing equipment page, and we're always happy to provide an accurate assessment of your injector performance, and honest advice on your best repair or replacement options for your budget. You have to watch it with fuel injection detergents; alot of our systems are made of plastic o-rings and fittings. This creates drivability problems, idle fluctuations, higher emissions, rich/lean conditions, etc. Occasionally the high-pressurized system of the injector can cause fuel to leak around the connection points of the mechanism. I ran Lucas in it for [bleep] and giggles and after five tanks cleared up my problem. FUEL INJECTOR CLOGGING. Leaky injectors can also cause the car to flood -- that's when the engine is shut off with excess fuel trapped in the system. Check for an exhaust leak before the first oxygen sensor (this is unlikely to cause the problem, but it is possible). Fuel injectors can fail either mechanically or electronically, and in some cases you’ll see warning signs that something is wrong. The additive I mentioned is run thru the injector pump. This price was calculated on price per ounce. Either one of these can cause too much fuel to enter the intake, thus affecting the idle. Costly Damage – As little as 8% to 10% fuel restriction on a single injector can lead to a lean misfire which can prove quite costly. CRD Fuel enhancer is THE most effective fuel system for common rail diesels! It quickly and easily fixes the root cause: • Provides amazingly long injector. If you've noticed your engine has a particularly rough idle, this is a good time to try to clean your fuel injectors. The Redline SI-1 is really just gasoline detergent and is good for keeping fuel injectors optimal and keeping the throttle body clean. The other is to cool and lubricate the fuel injection system. This important component can suffer from issues like choking, which have to be dealt with on time, to avoid damage to the engine. Potential problems caused by diesel soaps include rapid plugging of high-efficiency fuel filters and injector deposits that can lead to eventual injector failure. So obviously, when the fuel injection system fails, the engine fails and you can no longer travel the streets of Burke, VA. If you're having real problems, seek out a shop that uses a Motorvac FI cleaning system. If you approach this in any other way, you are merely guessing and that only serves to replace unnecessary parts and wastes money. If fuel is contaminated with water, it will cause damage to. Faulty injector(s). Inadequate fuel pressure or vol-ume can also cause long crank times or a no-start condition. By cleaning almost all parts of the vehicle, you can save almost 3. COMMON FUEL INJECTOR PROBLEMS. Fuel injector cleaner? I don't use additives found they cause bigger problems just fix it right the first time. It does not improve FE, but can be use to clean injector's and mosture in fuel. When ignited, the flame front can be erratic, leave unburned fuel and create hot spots in the combustion chamber. If you run fuel injector cleaner every 20-30,000 km, you’ll likely have no problems develop. “Aside from cleaning the fuel injection, it can reduce carbon in the [engine] valves,” Schneider says. wear, contamination and pin-sticking in the injector nozzle. I was told by the dealership I use that I should have my fuel injectors cleaned periodically and they are recommending I do it now at 60,000 miles. I have done this for the last couple vehicles I have owned and I do so with a hi-performance State issued vehicle that I put about 60k on a year. In any case, there isn’t much you can do but call for help and be patient until it arrives. Keeping an eye on fuel efficiency is a good way to determine if you are leaking fuel—it may even leak while your car is sitting. You can purchase a cleaning kit in an auto store or online. It is specially formulated to solve problems with today’s direct injection engines, but can be used with any type of fuel injection. I want the STP Octane Booster, but then I need Fuel Injector cleaner as well. The actual fuel injector itself can present a problem if it starts leaking. Allantés with 4. Without cleaning, deposits can lead to hard starts, lost acceleration and rough idling. Once you have decided upon which fuel injector cleaner is the best for your vehicle, you can get started! However there are a few important steps you should keep in mind. in the process of the fuel injector cleaning your fuel line, particles that it picks up sometime do not get broken down entirely. For good reason, too. and gasoline through the fuel rail. As far as preventative maintenance goes, you should absolutely make sure fuel filter is changed according to service interval. So the product usually pays for itself. i can assure you that its worth the money you are paying. I use Redline SI1 or Chevron Techron once every 20,000 miles when I change the air filter. Over-fueling can be caused by diesel fuel injector wear that enlarges the nozzle hole or erodes the injector needle and allows excess fuel to flow into the combustion chamber. For example, it was going to cost $500 dollars to get new injectors in my Neon. com Because they are a part of the fuel system, any problems with the fuel injectors can cause all sorts of engine performance issues, that can sometimes even render the vehicle undrivable. Do not add more than one container of cleaner to a tank of fuel. Do not use E-15 in your vehicle. The bad injector as identified in the computer will not operate, and is listed as an electrical short. Fuel injector flow rates, atomization and distribution are affected and this can cause all sorts of drive-ability and performance problems. I suggest you send out your injectors to a cleaner such as RC engineering or Mr. Redex Petrol Injector Cleaner 250ml available online at halfords. Often there is no Check Engine light and the failures can be caused by corrosion of the connector, clogging beyond the point of cleaning, and/or internal failures. Damaged fuel injector may cause fuel leakage. Fuel injector cleaner is compatible with catalytic converters, oxygen sensors, and all other new fuel system components. Although there is some quality fuel injection cleaners that might help to keep your fuel injectors in good shape the only true and tested way to clean fuel injectors properly are and have always been to do. This bad sign requires immediate solution, which is changing or repairing the injector because this problem can make the engine overheat easily and pre-igniting the fuel mixture. Hello I accidentally put a maybe 2 tablespoons of upper fuel injector treatment into the oil reservoir ( where oil is inserted) thinking that it was the Lucas oil treatment it's a 2012 Honda a sonata four-cylinder will this hurt the engine or cause any problems. This gets the DPF extremely hot. The cleaning and lubricity power ensures that your injectors meter fuel accurately, without over-fuelling. Many of these problems, however, stem from things unrelated to the design of a common rail system, which common rail owners should be aware if they want to minimize expensive repairs. I have no idea what ATF does to a modern fuel injected engine. Bad maintenance is one of the prime factors for problems in the fuel injector. How to Diagnose Fuel Injector Problems | It Still Runs. the pcv system. Some of these problems can be a challenge to diagnose without the right tools. If it starts to decrease, clamp the rubber part of the line from the fuel return regulator to the gas tank and see if it stops the pressure decrease. If the fuel injector is not operating properly, then other parts of the engine will be affected as well. Sometimes, idling problems that cause engine vibration may be as simple as adjusting the idle on a carburetor or cleaning components in the fuel intake system so that fuel passes through the engine more easily creating cleaner and more efficient combustion your car's engine. I want the STP Octane Booster, but then I need Fuel Injector cleaner as well. I strongly second this - I fixed a whole bunch of cold idle problems (to the extent a car in Texas can have cold idle problems :-) on my 80 240 by just replacing a few injector seals. and most of the fuel injector cleaners improve your mileage. Others have said it could be a bad oxygen sensor or MAP sensor. We remove the filter prior to ultrasonically cleaning the injector. This problem is much more likely to pinpoint a leaky injector than detonation is, because it's a relatively rare occurrence in fuel-injected engines. FUEL INJECTOR CLOGGING. It's rare for a Honda Civic fuel injector to go BAD, but that doesn't mean it doesn't happen. Best Fuel Injector Cleaners 2018. ACDelco Fuel Injector Upper Engine Cleaner 16 oz Cleaning Intake Valve Fuel Injector Cleaning Instructions All Makes Ford, Honda, Toyota, Subaru, VW. Cleaning the fuel injector in place vs. An ECU trouble code check would reveal a problem injector. The complexity as well as the functionality of the injector change with the type of the injection system: In pump-line-nozzle and many unit pump systems, the fuel injector serves mainly as a nozzle holder. While many drivers choose fuel additives to improve performance, the stiction that is causing an injector failure requires an oil additive. How to clean fuel injectors Many of the symptoms of a dirty or clogged injector are the same as having a bad coil, a broken spark plug wire, or a bad spark plug. 5 liter V-6 engine. So I agree with yspert fuel injector cleaners are not needed if the owner is using a "top tier" brand of gasoline. Redline is already at the higher end of the dosing recommendation. The Hole 4 shooter read 0. Because they are a part of the fuel system, any problems with the fuel injectors can cause all sorts of engine performance issues, that can sometimes even render the vehicle undrivable. Check now: Best Fuel Injector Cleaner 2019: Find Top fuel system cleaner additives. · Satisfied Customers. Catalytic converter bad after fuel induction cleaning Discussion in ' Gen 2 Prius Care, Maintenance and Troubleshooting ' started by dslim88 , Jan 10, 2010. Speaking of dirty, a bottle of fuel injector cleaner could save you this job, should the injectors just be clogged and not mechanically toast. Hi everyone, thanks for your time to read this. And took the car for a spin (2g gst) car has some hesitation. Problems when Decelerating. How You Know If Water Is in Your Gas Tank. I have to press the gas pedal to the floor just to get to 40-45 mph. Similar symptoms can be caused by a weak fuel pump. IMO this is the best additive on the market, its the only fuel additive that is made by an injector pump manufacturer. A method and canister for cleaning engine fuel injectors which includes connecting the injectors to a canister containing an aerosol formulation comprising a liquid cleaner and a compressed air propellant, and thereafter forcing the cleaner through the injectors to remove contaminating deposits therefrom. Unless they are simply "Bad", most fuel injectors can be restored back to their factory specifications and some may even function better than new with today's fuel injector cleaning technology. If you have high mileage you probably have carbon build up. Fuel Injector Cleaner Problems Fuel injectors, as the name suggests, supplies fuel to the vehicle's engine combustion chamber. Why Do You Need to Clean Your Fuel System? Gasoline can leave a surprising amount of contaminants in your fuel system. Well, as usual, it comes down to "how much is too much?" Most of the products that promise you anything at all are just snake oil remedies and whilst giving you a satisfying placebo boost, will not boost your engine. Although common rails are an improvement from prior types of fuel systems, they're not without their issues. A failing injector can cause a number of problems, most commonly leaking fuel into the engine. The 104+ Fuel Injector Pro is a high-grade powerful and complete fuel system cleaner mainly designed for direct injection (GDI or DFI) but also works in traditional engines. While injector cleaners are effective and can stop new blockages forming, they won’t always be powerful enough for removing heavy deposits. The Common Rail Diesel (CRD) injection system is the most recent development to achieve ever more stringent diesel exhaust emission standards, but it is currently associated with widespread problems, including engine rattles, expensive injector and fuel pump failures, injector sticking, stalling problems and rapid piston and liner wear. I have never had any problems with FI Cleaner :roll:. Is it safe to use the fuel injector cleaner you see at stores in my 1997 E420? I figure its an old car it can't hurt to get a bottle of fuel injector cleaner but it is my first mercedes and I'm not sure if it is recommended for these cars. Faulty fuel injectors. The 104+ Fuel Injector Pro is a high-grade powerful and complete fuel system cleaner mainly designed for direct injection (GDI or DFI) but also works in traditional engines. If the fuel injector is clogged, the fuel supply will be irregular too. If not, replacing the injectors would be the next best repair option. Dirty fuel injectors can reduce the amount of fuel delivered and result in a poor spray pattern with larger droplets. This can be dangerous and is a common cause of engine fires. Diesel fuel is the choice of industry, and business rely on being able to store fuels for later use. Once debris is in those filters, it can't get past. The result is improved fuel economy, enhanced power and performance, reduced emissions, smoother idle, and quicker / easier starts. 6 injectors. When a fuel injector gets clogged, this can lead to various issues that may cause the car to jam or not function as needed. the extent of the problems that. The charcoal canister is connected to the fuel tank via the tank vent line. could the additive weaken the concentration of gas and cause the light to come on?. 8L Buick (or Chevrolet, or Pontiac, or Oldsmobile) to idle rough, miss, and make the check engine light come on (if the vehicle is ODB II equipped, you could see misfire codes: P0300, P0301, P0302, P303, P0304, P0305, P0306). I have a vehicle fitted with LPG, does Nulon have a valve saver product?. When fuel injectors become clogged fuel doesn't flow and the injector will not spray fuel in the pattern in which they are designed for. H351 Suspected of causing cancer. Assuming the problem is carbon buildup, fuel injector cleaner can provide a pretty cheap, highly effective solution. the pcv system. Some people say you should use fuel injector cleaner in every tank of gas you purchase. This is why it is important to know how to spot a faulty injection system. Problems that Could Affect the Performance of Your Nissan Maxima Fuel Injector. The most common problems seen with diesel fuel use tend to be either operational or during storage. What causes a rough idle? A rough idle can be caused by many different car faults. It has been shown that a varnish layer as fine as 5 microns within the pintle head can restrict fuel flow through the injector by as much as 25%. This is the purpose of the fuel pump cutoff switch that some install. Also, if you get fresh gas in it and it fixes the problem I would take it up with the manufacturer. 5 liter V-6 engine. If it breaks, then fuel can leak out over the engine. Ethanol, E10 and E85 can cause fuel system problems with; injector clogging and engine misfire, stalling, hesitation, Poor engine performance and a reduction in miles per gallon due to ethanol. This can present a host of problems for a vehicle including: rough idle, hesitation on light acceleration, in some cases even a loss of power, lean misfire, and higher emissions. This bulletin refers to wire chaffing at the wire harness near the Fuel Injection Control Module. Ques : Hi there I've got a VW Golf mk6 1. Dirty Fuel Injector Modern vehicles are fitted with fuel injection systems, which inject fuel into the cylinders to create a mix of air and fuel to burn. Liqui Moly Jectron Fuel Injection Cleaner (Gasoline) will guarantee you the best results for your engine, along with smoke that will cause less pollution in the long run as well. Clogged fuel filter or fuel line under the hood or in the tank. Fuel systems that have not been treated with injector cleaners can see reduced fuel economy, reduced power, rough idle and other performance related issues. Wynn's Fuel Injector Cleaner contains concentrated detergents and dispersants guaranteed to clean dirty injectors with just one usage. You Will Need: Fuel Injector Cleaning "Kit" and can of pressurized solvent. What you can request after you do your own fuel injector cleaning, is request a throttle body cleaning their could be carbon build up on your throttle plate causing your problem. If it isn't within specs, then replace the injector. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold. When ignited, the flame front can be erratic, leave unburned fuel and create hot spots in the combustion chamber. The first can straightened out the problem. An ECU trouble code check would reveal a problem injector. Get a fuel injector cleaner - The first step is to purchase a fuel injector cleaning kit. The fuel filters are clean. You should avoid buying a fuel injection cleaning service from shops that can't test your fuel pressure, diagnose or replace a damaged fuel injector, or offer any of the other services you might need as well… or instead. However, since diesel fuel is inherently unstable, solids begin to form and the accumulating tank sludge will eventually clog your diesel fuel filters, ruin your injectors and cause diesel engines to smoke (for more on how diesel injectors can be impacted by degraded and contaminated diesel fuel, see the “Diesel Fuel and Injector Failures. This problem is much more likely to pinpoint a leaky injector than detonation is, because it's a relatively rare occurrence in fuel-injected engines. Very poor performance when the engine was cold (in winter). H351 Suspected of causing cancer.