The first step in trying to fix engine knocking is to upgrade to gasoline with a higher octane rating. Higher-octane fuels can withstand more pressure before combustion. Switch to one that includes carbon-cleaning additives. This can prevent further buildup on the various parts in your vehicle's engine that effect timing. Fuel induction service is often referred to as fuel injector service or fuel cleaning service, but the actual service performed varies from one auto repair shop to another. Fuel cleaner can be added to the fuel tank every 5,000-15,000 miles to help stay ahead of carbon buildup in the fuel system, but it is not a complete solution. Ultrasonic Injector Cleaning Method. Finally the fuel injector were put through a full ultrasonic fuel injector cleaning process. This injector cleaning method requires about 45 - 60 minutes in the ultrasonic bath. Afterwards the injectors was flow tested and this time the results was 192, 192, 194 and 192. Step 3 - Prepare Your Fuel Injection System for Cleaning. Now that you've located your engine's fuel injectors, it is time to prep them for cleaning. While the cleaning process is underway, it is important to make sure that fuel is not being pumped into your engine. This can be accomplished by using one of two methods: You can either use tubing Fuel additives improve engine performance and other additives solve a variety of engine/drive-train problems. Next Project. Family Handyman. Certain additives, including fuel additives, do work. They clean your fuel injectors (and may increase fuel mileage), bolster older transmission performance, seal head gasket leaks, and stop radiator leaks. Vay Tiền Nhanh Ggads.

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