Fuel injectors deliver gas to the appropriate cylinders. That's Job 1. And when Job 1 isn't getting done, your engine won't receive its crucial combination of air and fuel. When the ratio of air and fuel in your engine is off, your motor may not generate the combustion it needs to operate.
It's rare, but in some cases, fuel injector issues can lead to engine failure that prevents your car from starting. It's also possible that your car won't start because, um, you forgot to put gas in it. It happens to all of us! Unfortunately, running out of gas can also lead to fuel injector issues.
If you think your fuel injectors need a little attention, visit your nearest Firestone Complete Auto Care.
A Complete Vehicle Inspection can help identify and remedy any issues giving your ride a hard time. Blog Categories Blog Home.
Fuel Injector Basics This might be the first time you've heard of fuel injectors, and that's okay. Here's a general idea of how the whole fuel system works. Your car's fuel pump delivers gasoline to the fuel injector. Within the intake manifold, air and fuel mix. An injector stuck shut causes a lean misfire which causes the engine to hesitate and loose power but not knock. Hard starting. Engine misfires. Lack of power. Excessive smoke from the exhaust. Unless the body of the injector is leaking , which is rare, replacing the O-ring seals is all that is needed.
It is also a good idea to clean the injectors when repairing leaks , and it is also best to clean and service all the injectors at the same time. The injectors are all held in place by a common injector -rail. A faulty fuel injector can cause the vehicle to experience misfires , a loss in power and acceleration, a reduction in fuel efficiency, and in severe cases can cause stalling or prevent the engine from running at all. Can you replace just one fuel injector? Re: Replace one or all fuel injectors?
You can also just swap injectors with a "good" cylinder, if the problem follows the injector you know it's bad. Will a bad fuel injector throw a code? One of the obvious symptoms of a clogged fuel injector is the lighting up of the "Check Engine" light in your dashboard. The fault codes usually associated with a clogged fuel injector can range from misfire codes to lean codes.
While the engine is running, monitor the engine misfire screen on your scanner. If a clogged fuel injector continually struggles to disperse fuel to the engine, a time will come when it misses the fuel supply completely and the engine will misfire. The misfire will easily be felt while driving, and often requires immediate repair by trained automotive repair specialists. As the engine misfires, the engine can quickly overheat and pre-ignite the fuel mixture.
A damaged fuel injector will not only causes issues with driving, but the effects will persist even as the engine idles. Instead of a smooth engine idle, it will be rough and irregular when the fuel supply is abrupt. Reduced fuel efficiency is another signal of a damaged fuel injector.
Such damage can cause fuel to be wasted by leaking from the body or by supplying excessive fuel when the internal springs are damaged. The fuel injectors have to develop a few issues to cause a misfire. To be more specific, dirty, faulty, or poor fuel injectors cause misfires. If the fuel injector is of good quality and is kept in healthy condition, it rarely causes any disturbance or misfires. Indeed, faulty, dirty, or clogged fuel injectors are mainly the reason for misfires but they can not always be blamed.
There are some other reasons as well that happens to cause misfires;. Poor fuel injectors can have several issues that often cause misfires. Commonly if the fuel injector. Have the above-mentioned issues consider the fuel injector faulty. These alarming signs are actually an identification of fuel injector misfire. If the fuel injector has caused the misfire. Or the engine fails to start, it can be said misfire has occurred. Misfire is a common issue that needs to be addressed immediately otherwise it would damage the entire engine.
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