Understanding and Preventing Carbon Buildup in Diesel Engines

The Inevitable Truth: Carbon Buildup

Carbon build-up is a natural byproduct of the combustion process in diesel engines. It's akin to the soot that accumulates on a fireplace or grill. While it's inevitable, excessive buildup can lead to significant performance issues. 

Some of the common causes of Carbon Buildup are:

1. Low-Quality Diesel Fuel: Impurities in diesel fuel can contribute to incomplete combustion, leading to carbon deposits.

2. Frequent Short Trips: Short trips prevent the engine from reaching optimal operating temperatures, which can accelerate carbon buildup.

3. Lack of Maintenance: Regular service intervals ensure the proper functioning of engine components, reducing the risk of carbon accumulation.

4. Excessive Idling: Prolonged idling can lead to incomplete combustion and carbon deposits.

5. Neglecting Carbon Cleaning: Regular carbon cleaning services can help prevent excessive buildup.

If you suspect you have Carbon Buildup you are probably experiencing the below symptoms:

• Reduced engine power

• Poor acceleration

• Increased fuel consumption

• Rough idling or engine shaking

• Stalling, especially when cold

The best ways to prevent Carbon Buildup are:

Use High-Quality Diesel Fuel: Opt for reputable brands and avoid fuels with excessive additives.

Regular Maintenance: Adhere to your vehicle manufacturer's recommended service intervals, including oil changes and filter replacements.

Avoid Excessive Idling: If you know you are going to be at one place for a while turn your vehicle off to minimize idling time as this will help to prevent incomplete combustion.

Consider Carbon Cleaning Services: Ask your mechanic if you can schedule periodic carbon cleaning to remove accumulated deposits.

Drive Aggressively Occasionally: Sounds strange, however short bursts of high-RPM driving can help burn off carbon deposits.

While it is normal for carbon to buildup in a diesel engine; being proactive in your approach to minimise the amount of build up created through unnecessary and easily avoidable events listed above will help to increase the life expectancy of your vehicle.

Smith Lubricants offers Diesel Up to help combat carbon buildup and keep your diesel engine running smootly. If you would like to learn more about how our products can help your vehicle then reach out to John today 0427 274 152