Mercedes-Benz Fuel Injector repair made easy

• Mechanic will read the ECU for possible fault codes related to the fuel system.
• Mechanic will inspect the fuel supply system and the fuel injectors.
• If necessary, the mechanic will replace the faulty fuel injector.
• Mechanic will advise if any other parts need to be replaced.
• Mechanic will inspect the fuel supply system again for any leaks and test drive the car.
• Mechanic will make adjustments if necessary.

• When the engine runs rough, with abrupt power peaks.
• When there are wet patches around the injectors on the outside of the engine.
• When the 'Check Engine' light on the car's dashboard is on.
• When the car doesn't perform as well as usual under acceleration.
• When there is a strong smell of fuel in the engine bay.
• When the car's fuel consumption is higher than usual.

The time it takes to replace a fuel injector or fuel injectors can range from under 1 hour to 4 hours, this will depend on a number of factors like your vehicle's make and model, year, and how many injectors need replacing. Select your car at the top of this page for information on job time and cost for your vehicle through ClickMechanic.

Over time, the fuel injectors can be affected by dirty fuel which will mean that the injectors can clog up. In turn the injectors will not be able to diffuse the fuel optimally. In most cases it means that the fuel lines or fuel tank have started to corrode. Alternatively, it can be that the fuel filter has become ineffective, not filtering out debris as it should. All of this leads to engine misfires and therefore an engine that does not run smoothly.

Should you experience problems with the fuel supply, then it is advisable to have the fuel supply system and the fuel injectors inspected and, if necessary, have the fuel injectors replaced. Seeing that the fuel injectors are especially prone to deterioration over time they should always be replaced as and when stipulated in the guidelines set out by your car's manufacturer.

The cost of replacing a diesel fuel injector will depend on your car's make and model, location and what parts your car's manufacturer recommends using for the replacement. Select your car at the top of this page to find out what you could save by having your fuel injector replaced by ClickMechanic.

Fixing a fuel injector by reconditioning or cleaning it can be a lot cheaper than buying a new one, prices for that can range from £50 to over £150 (excluding removal and refitting labour fees). It is worth noting that after testing the injector it may be deemed as too far damaged to be fixed at which point a replacement injector will need to be sourced.

Yes, leaky injectors can be fixed. Many times leaks are caused by broken or worn o-rings or injector seals, replacing these can be a first step towards fixing a leaky injectors. Sometimes, however, the injector unit itself may have become leaky at which point the injector will need replacing.

Cleaning injectors can cost from £50 to over £150 per injector, depending on the type of injector. Cleaning fees usually do not include the labour cost of removing and re-fitting the injectors.

The cost of unclogging an injector normally ranges from £50 to over £150. The exact price will depend on the type of the injector and the work required to clean the injector to the right standard.

It is highly unlikely that fuel injector replacement will be covered by warranty as it is a considered a wear and tear component. However, it is best to check the details of the manufacturer's warranty as in some cases select components of the fuel injector replacement may be covered under warranty.

Yes, many local garages are able to offer collection and delivery for a fuel injector repair on your Mercedes-Benz. With ClickMechanic collection & delivery is free if your vehicle is drivable. Once booked a mechanic will pick up the vehicle on the day and time of your choice, do the work, and return the vehicle at a time convenient to you. Simply enter your vehicle registration number and postcode to get an upfront price for a fuel injector repair on your Mercedes-Benz.

Yes, mobile mechanics can do a fuel injector repair at your home or office on your Mercedes-Benz, provided there is a safe and sufficient space to conduct the repair or replacement. With ClickMechanic, once booked for a date and time of your choice, your booking will be offered to vetted mobile mechanics in your area.