What is a particulate filter and how does it work
The filter that makes diesel exhausts clean is essential, but can easily go wrong if you don’t know how it works. If you are driving a diesel car in …
Exhaust system
What are lambda sensors and how do I test them
Help keep your engine breathing properly by checking your lambda sensor. Somewhere hidden in the recesses of your memory, the word lambda might be ringing some bells. The symbol …
What does the exhaust manifold do and how do I know when it is broken
What goes in must come out – what happens to exhaust gases after combustion. The combustion process is a wonderful thing. The process of taking nothing more than air …
Exhaust gas recirculation: What it does and possible problems
From bags to life to separating our rubbish, recycling is great. So good in fact, even your engine recirculates and reuses gas from the combustion process. With climate change …
How Can I Reduce CO2 emissions for my car
Unchecked CO2 and other gases can do damage to the environment and to your wallet As I sit here typing, the latest Californian wildfires have already destroyed an area …
Reasons to check your exhaust system — How to inspect the exhaust system
Roaring noise from the engine that changes tone when revving up, and popping sounds when shifting gears. This can occur when the silencer is damaged or the system has …
Why is my car smoking: a color diagnosis guide
One of the signs of malfunction in the engine and related systems is smoke from exhaust. Many problems can be diagnosed by its color and structure. In this article …
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