How to Disassemble a Fuel Injector

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.

Registered. 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. remove 8 mm bolt at lower injector.

1. Unscrew the cap from the nozzle at the bottom of the fuel injector.
2. Remove the cap that sits on top of the nozzle by pulling it straight off.
3. Tap the bottom of the injector assembly on a flat surface to knock loose the internal spring and shims of the injector.

Yes, you can replace just 1 fuel injector.

Sometimes, clogged fuel injectors require a mechanic’s attention. Some car enthusiasts use fuel injector cleaning kits to remove more difficult deposits. After you invest in such a service, start a regimen of periodically adding fuel injector cleaner to your gasoline.

The only guaranteed way to unclog a clogged injector properly is by removing the injectors from the engine. Once removed, the injectors can be dropped off or mailed to a professional injector cleaning service such as Injector RX.

Absolutely Yes. Fuel injector cleaners work in very diluted amounts, and twice the strength (same amount of cleaner in half as much gasoline ) works just a little faster. Upping the amount of cleaner to 50:1 just isn’t a concern for gas tank or gas line chemical erosion, etc.

Depending on your make and model, you can usually expect to pay around $800 to $1,450 for a complete fuel injector replacement. Parts alone are about $600 to $1200 and the labor cost will run about $200 to $250. There are exceptions of course.

While fuel injector problems usually give warning, driving your vehicle for a long time with a clogged or faulty fuel injector can cause problems. Increased fuel consumption. A noticeable increase in tailpipe smoke and emissions. Rough idle and hesitation during acceleration.

Fuel injectors will fail when debris (water, dirt particles, etc.) or rust find their way into the system and, after time, plug up the nozzle, the armature, or the nozzle needle gets stuck. You should also consider fuel additives designed for stabilizing the fuel in your system.

Many manufacturers are now instructing its dealers to not offer fuel injector cleaning or even the containers of cleaner to add to the gas tank. Some of these chemicals can even damage fuel injectors and emissions components, such as oxygen sensors and catalytic converters.

A faulty fuel injector may cause a rough engine idle if it fails to deliver a steady, constant stream of flow to a vehicle’s engine. A dysfunctional fuel injector may inject too much or too little fuel into an engine’s cylinders. Both scenarios can cause a rough engine idle.

Clogged Injector – Clogged injectors can usually be repaired, if you catch the problem quickly. Sometimes a fuel injector is completely clogged because of years of neglect or a lack of regular engine servicing. If this is the case then a refurbished replacement may be the only option.

between 50,000 and 100,000 miles