Despite their dwindling popularity among new car buyers, there are approximately 11 million diesel-engined cars on the UK’s roads. Many owners drive diesel cars because they typically return excellent ...

When an orange engine warning light suddenly appears on the dashboard of a diesel vehicle, it can be alarming. If the light turns off after high-speed driving, it usually means that soot accumulated ...

My Peugeot 508 1.6eHDI recently had to be towed to my local dealer for a fault diagnosed as a blocked diesel filter. Although less than two years old and still under warranty the fault was considered ...

Emissions-reducing exhaust filters in aftertreatment systems, also known as diesel particulate filters, or DPFs, require periodic cleaning. Cleaning the exhaust filter, sometimes referred to as ...