How long does the average fuel injector last?

The fuel injectors on your car will typically last between 50,000 and 100,000 miles. The length of time that the injector lasts has a lot to do with the type of gas that is used in the car and how often the various fuel filters are changed.

How many miles should a fuel injector last?

With good, quality fuel injectors, you can expect them to last a long time. So, how long do fuel injectors last exactly? Some can be expected to last between 80,000 and 100,000 miles, while the best fuel injectors can last as long as you have your vehicle.

How often do fuel injectors have to be replaced?

Some fuel injectors are rated to last one billion cycles or approximately the lifetime of the vehicle. But when you factor in the adverse conditions experienced in real-world driving coupled with a lack of proper maintenance, most fuel injectors might need to be replaced every 50,000 to 100,000 miles.

What is the most common cause of injector failure?

Common causes of injector failure

While many things can cause breakdowns, the most likely cause of premature failure is fuel contamination. Fuel contamination occurs when debris in the fuel gets past the filtration, destroying the sealing surfaces.

Do fuel injectors last forever?

In general, they're expected to last a pretty long time. Both Bosch and Delphi, two major manufacturers of automotive components, say their fuel injectors have a life expectancy of 1 billion cycles. Essentially, that means that the fuel injectors should last as long as the car does.

Bad Fuel Injector Symptoms

What causes fuel injectors to fail?

Fuel injectors typically fail due to a buildup of contaminants such as carbon. Carbon build-up can cause a clogged or partially clogged injector, preventing the injector from closing all the way. This results in a drip that creates a misfire.

How much does a fuel injector cost?

On average, you can expect to pay between $350 and $850 to replace your fuel injectors. The range of costs depends on a number of factors. Smaller vehicles with fewer cylinders requiring less expensive parts will come in at the lower end of the spectrum. Larger, high-performance engines will command a higher price tag.

Will a bad injector throw a code?

Diagnosing a Clogged Fuel Injector

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.

What are the signs of fuel injector problems?

Is it worth replacing fuel injectors?

But when you factor in the adverse conditions experienced in real-world driving coupled with a lack of proper maintenance, most fuel injectors might need to be replaced every 50,000 to 100,000 miles. If you still have some additional questions about the life expectancy of fuel injectors, don't worry.

Are fuel injectors expensive?

While the price varies for every vehicle, the bad news is that in all cases, it's expensive. New fuel injectors range from several hundred dollars for basic vehicles up to over $1,000 for high-end vehicles and performance vehicles that require high fuel delivery rates.

Is it better to clean or replace fuel injectors?

CARS.COM — Cleaning fuel injectors is a service frequently recommended by dealers and repair shops. But unless there are noticeable signs of clogged fuel injectors (such as a rough idle, stalling, poor acceleration or high emissions levels), it might not be necessary.

Do you have to replace all injectors?

Unless you need to fix other things that may be causing your fuel injector to fail (which is usually the case), replacing only one will do little good and cost time and money. If the car is old and you have the budget, replacing all of them can help you avoid future problems.

Is replacing fuel injectors hard?

Replacing a fuel injector seems like a daunting project, but with a little skill you can do the job yourself and save serious money. Shops charge a huge amount for fuel injection work. If you know that you have a bad injector, the job can be done at home.

Does fuel injector cleaner work?

Do Fuel System Cleaners Work? Yes! When used regularly, fuel system cleaners can help work to remove harmful deposits and keep new ones from forming. They are especially important for engines running on gasoline containing Ethanol and fuel-injected engines.

What happens when one injector fails?

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.

Will check engine light come on for bad fuel injector?

A bad fuel injector can cause too much or not enough fuel to be delivered into the engine – this will cause the Check Engine light on the car to turn on, indicating an issue.

Can a bad injector ruin an engine?

Left too long, a faulty fuel injector can cause serious engine damage that requires major repair. Avoid the cost and hassle by using Rislone Gasoline Fuel System Treatment or Diesel Fuel System Treatment every 3,000 to 5,000 miles, depending on the type of driving you do.

What does a bad fuel injector sound like?

You should hear a clicking sound as the injector is in use. If the injector lacks the clicking sound, it's dead and in need of replacement.

Why are fuel injectors so expensive?

Injectors have a tolerance of 1 micron, the finest tolerance of any mechanical component on the engine. To be able to manufacture at such precise standards and to afford the exacting quality checks along with it also helps to explain part of the costs of quality fuel injectors.

How long does it take to change injectors?

replace injectors takes about 4-6 hours , easiest way to do it, pull valve covers, remove gasket and disconnect wires from injectors and glow plugs.

What causes dirty fuel injectors?

Old fuel, carbon and residue inside the fuel cause fuel injectors and/or their filter baskets to become clogged. A fuel injector is considered to be clogged if the amount of debris or gunk inside the injector or filter basket has built up to such an extent that it does not allow fuel to flow through.

How much does it cost to get injectors tested?

Injector Examples & Pricing

The cost for testing and cleaning injectors can range from as low as $15 up to $100 for each injector. The fee for the majority of injectors is only $50 per injector plus the re-installation seal kits on those that pass.