1. THE ENGINE MISFIRES. Dirty fuel injectors may cause your vehicle's engine to misfire. This problem makes the motor feel as though it is sputtering — sending vibrations through the car. Such misfires can happen when a fuel injector problem mixes up the delicate balance between fuel and air entering the engine. 2. Brian from Sea Foam shows a super easy, fast and effective method for cleaning diesel fuel injectors, chamber areas, and compression rings using Sea Foam Mot Family member was recently charged $175 for "fuel injection cleaning service" and $169 "fuel induction cleaning Service" by a Ford dealer. Car has 60k miles. Sure seems like a scam to me. Sounds like a scam, because it is a scam. Trav pretty much summed it up, they have to be removed to clean. With these quick steps, Merv Junior installed a new set of fuel injectors for just $152! Hope you like it. Yours truly – Merv Himself. PRODUCT DETAILS IN This DIY fuel injector tester consists of some pretty mundane parts, and allows you to check spray pattern and diagnose leaky, dirty, clogged, and dead injectors. It also allows you to flush and back-flush injectors. Then to attach the fuel injector to his pressure vessel, an assortment of fittings and tubing that were laying around were used. The mechanic may use a combination of techniques, such as fuel injection cleaning, fuel system flush, or fuel tank cleaning, depending on the nature and severity of the contamination. Regular maintenance and inspection of the fuel system can help prevent contamination and extend the life of the fuel system components. Step 1. Change your fuel filter, and run a fuel system cleaner through your fuel tank. Use a good industrial type cleaner such as the ones available from 3M or Lucas. Follow the instructions on the bottle to be sure that the cleaner mixes well. In the winter months or during wet weather, run a water remover through as well. Modern electronic fuel-injection systems are some of the most trouble-free systems in your vehicle. However, if your vehicle has accumulated more than 75,000 miles, there is some routine fuel-injection-system maintenance that should be considered. The two most common car maintenance jobs are fuel-injector cleaning and throttle-body cleaning. n7n9Yp8.