What is used to clean carbon deposits in diesel vehicles?

2 Answers
CassidyAnn
07/24/25 2:00am
Fuel system cleaner can be used to remove carbon deposits in diesel vehicles. Simply add the fuel system cleaner after refueling. The following are the functions of fuel system cleaner: 1. Remove carbon deposits: High-quality gasoline additives contain purifying factors that can clean harmful substances such as gums in fuel and carbon deposits in the engine. Continuous use can eliminate carbon deposits in the fuel injection nozzles, intake valves, and intake manifolds of the fuel system, restoring the vehicle's original power and maintaining optimal working conditions for a long time. 2. Improve atomization: Gasoline additives use nano-molecular materials to directly attack the long-chain carbon bonds in fuel molecules, creating "micro-explosions" in the combustion chamber, which leads to secondary atomization of gasoline, complete combustion, improved thermal efficiency, and reduced fuel consumption. 3. Protect the engine: High-quality gasoline additives are composed of more than 10 materials, including organic nano-molecules, cleaning activation factors, antioxidants, anti-corrosion agents, and demulsifiers. They are specifically designed to address harmful components in fuel, such as sulfur, gums, and engine carbon deposits. Gasoline additives also have functions such as oxidation resistance, cleaning, dispersion, demulsification, anti-corrosion, and lubrication.
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VonCatherine
08/10/25 9:37pm
I'm new to diesel car maintenance, and cleaning carbon deposits is really important because they are the dirty residues left from incomplete combustion. Accumulation in the fuel injectors or engine can lead to power loss and even increased fuel consumption. I've used fuel additives before—just pour them directly into the fuel tank to mix with diesel, and after driving a few hundred kilometers, the carbon deposits dissolve and get expelled from the car. This simple method is suitable for DIY, with low cost and reliable results. However, if the carbon buildup is severe, it's best to take the car to a shop for high-pressure fuel injector cleaning or manual intake tract cleaning. Remember to choose additives from reputable brands and use them every 5,000 km to save a lot of trouble. Don’t overlook this—regular cleaning helps your car run longer and smoother. You’ll notice the difference once you try it.
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