How to change an injector?

The injectors provide optimal combustion for your engine. Thus, they are responsible for atomizing fuel inside the combustion chambers of the engine. This is a fuel pump that directs fuel to the injectors. Once one of them fails, combustion can malfunction, fuel consumption will increase, and the engine will lose power. Therefore, it is very important to replace the faulty injector as soon as possible. Discover in this guide the various steps you need to follow to complete this maneuver yourself!

Required material:

Toolbox

Protective gloves

Protective glasses

New injector

Step 1. Disconnect the battery.

If you have just driven your vehicle, you must wait until the vehicle has cooled down before opening the vehicle. hood... Then put on protective gloves and disconnect battery... You must disconnect the positive terminal first and then the negative terminal.

Step 2: access to the nozzles

To access the injectors, you need to remove engine cover as well as the cylinder head cover... To avoid damaging them, these maneuvers should be performed carefully.

Step 3. Disconnect the injector connector.

To remove the connector from the injectors without damaging them, it is necessary to remove the clip containing the metal clip present on the cable.

Step 4: Remove the nozzle fasteners.

Secondly, you will have to unscrew the nozzle tube and flange with the torx screw. This will allow you to easily and without resistance remove the faulty injector.

Step 5: Install a new injector

Take a new injector and install it on your car. You will need to check if the new injector matches the injector models compatible with your vehicle. This check can be done using the service booklet, which contains all references to parts should one of them be replaced on your vehicle.

Step 6: reassemble all the elements

After installing a new injector, it will be necessary to reconnect its fasteners. Let's start with the injection pipe and flange. Then reconnect the injector connector and install the metal clip. Replace the engine cover and cylinder head cover, then reconnect the vehicle battery.

Finally, do some tests on short trips to ensure that your vehicle's injection system is working properly.

Replacing an injector is a complex maneuver that requires strong auto mechanic skills. If you'd rather leave this task to a professional, find a garage near your location and offer the best deal with our online rate comparator. In a few clicks, you can compare the prices and reputations of a dozen garages in the area, and then schedule an appointment with one of them for an injector replacement!