Tag Archives: fuel injector

Should you replace or clean your fuel injectors? Here’s how to know

Fuel injector

Rough idling, engine misfires, performance issues, or check engine light flashing? You could have a clogged or failing fuel injector. A dirty fuel injector can affect your car’s performance, but it doesn’t always need to be replaced. Sometimes a good cleaning can solve any issues, at least temporarily.

We’ll take you through the warning signs of a dirty fuel injector, help you to work out whether you need to clean or replace yours, and give you an idea of how much it costs to replace a fuel injector.

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How to Clean Your Car’s Fuel Injectors

fuel injectors in a car

Your fuel injectors are a vital part of the engine. As part of the main combustion system, they deliver fuel into the pistons, ensuring there’s enough fuel to drive your vehicle forward as you depress the accelerator. `

To keep the injectors in tip top condition they have to be cleaned from time to time. You might even find that with some complaints such as lit check engine lights and maintenance problems can actually be solved by unclogging your injectors before you embark on a costly course of replacement fuel injector. This bodes the question – what’s the best way to get them clean?

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Replacing a Fuel Injector

fuel injectors being taken out of an engine

All engines need air for the combustion process. Fuel injection systems have replaced the old style carburettors that previously mixed the fuel with the required oxygen and are now commonplace in most engines. There are a number of common signs that these small parts are becoming clogged or fatigued, including the detonation of petrol on the exhaust or the vehicle failing to start with a full fuel tank.

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