Your vehicle will or there will be a pause after you step on the gas pedal. If you do, it could be a symptom of a bad fuel pressure regulator, which has allowed gasoline to leak into the oil system. One sooty spark plug could just mean the engine is burning oil at that head. A faulty fuel pressure regulator can cause the vehicle to run excessively rich, which apart from reducing mpg and performance, can cause the vehicle to produce black smoke from the tailpipe. Because the fuel pressure regulator plays a direct role in the distribution of fuel to the engine, can potentially cause performance issues and other problems for the vehicle. If you choose to have a mechanic do it for you, then it will cost you anywhere from 250 to 350 bucks part and labor included.
A fuel injected vehicle, with proper fuel pressure, will start up quickly, if no other malfunctions are occurring. Should I worry much if it fails? That will lead to wastage of fuel, and you will note an increase in gas expenses. It does not seem to be using excessive oil, and I don't drive the car hard everywhere. It makes sense to shop around for this type of job. Gasoline Drips Out of the Tailpipe Gasoline dripping out of your tailpipe is either the result of your overfilling your tank or a bad fuel pressure regulator. This can result in slow or uneven acceleration.
Change your oil filter if you have a faulty one, otherwise check your fuel pressure regulator. This is similar to the above in that it stems from poor spark timing. If is in the line, your fuel pressure regulator is bad. Oil Pressure guage indicates normal pressure. Tested the line and fuel was spewing. I found out the fuel damper was also in need of replacing, so consider doing that too. A fuel pulsation damper is a device used to regulate the oscillation of fuel caused by the injectors opening and closing and smooth this out.
A bad fuel pressure regulator can allow the fuel to leak into the exhaust system. Is the fuel tank pressure sensor important? The ones that say you do need it may have heard stories of an injector failing because there was no pulsation damper. Hi All, The issue appears to have got worse since I made this topic previously. The Tail Pipe Emits Black Smoke Having black smoke coming out of your tail pipe is a sure sign there is something wrong with your fuel pressure regulator. The tail pipe emits black smoke.
Many of the issues mentioned above can be caused by failures in the ignition system or fuel injection system. . Issues When You Decelerate- A bad fuel pressure regulator can lead to a build-up of excessive gasoline that can lead to your engine backfiring or the smell of fuel when you decelerate your vehicle. Another set of hands helps but not necessary to lift it off. The fuel tank pressure sensor ordinarily goes for 65 to 75 bucks, but if you need a mechanic to perform the installation, you might end up spending up to 350 dollars. I'd like to nip this one in the bud and just do it if it's not too much trouble. In the last 1000 miles or so, the car has developed a strange ticking noise coming from the top of the engine, when fully warm and cold.
A major part of this system is the fuel injector. The Dipstick Smells of Gasoline Check the oil dipstick and see if you smell fuel on it. A faulty fuel injector will either prevent fuel from being sprayed into the engine all together or it will mess up the intervals at which it is supposed to be sprayed. Looks like the Fuel Pressure Damper was the culprit. I replaced the fuel pump first, which didn't solve anything glad I did though- it had 157,000 miles on it. If you are experiencing the problems mentioned above, then it may very well be time to replace your bad.
I know for a fact that Aeromotive regulator use this technology but I am not sure about others. If your vacuum hose has any gas in it, your fuel pressure regulator is bad. It helps in many ways, most importantly by saving fuel, minimizing environmental pollution, and preventing damage to the engine. I don't know as much as most here, but I've been through the diagnosis of this one, step by step. If you begin to notice even a little hesitation when you attempt to accelerate, it could be an early sign of your fuel pressure regulator beginning to go bad. I would agree about cutting those back hoses and would get those screw type hose clamps, much easier to work with than the squeeze ones. The car has a full service history and is currently on 68,000 miles, bought it on 55K.
Want the best online repair manual? It won't be much help on how to actually replace it, since it sounds like it's in a much different spot than mine. But, typically, you should expect to spend around 60 to 80 dollars. Outside temperature doesn't seem to make a difference. Cleaning Cost Fuel injectors do not last forever but you can take steps in preserving their lifespan for as long as possible. Hi All, First up any assistance or suggestions is much appreciated! Many experts recommend that the fuel injectors be cleaned every 30,000 miles or so. Dunno what the symptoms are; I was trying to fix another problem but it really smoothed out the idle and acceleration.
There are a number of reasons , and a number of symptoms associated with that failure. Usually a will produce a few symptoms that will alert the driver of a potential issue. Normally if any smoke is emitted from your tailpipe it should be white or gray, black smoke is an immediate signal of trouble. The failure of the injector was caused by the fuel hammering the injector so hard that it failed. The clamps are hard to get to. Below are 9 signs of a bad fuel injector that you can recognize early on.