My son, who lives in Switzerland, has recently swapped a UK registered Mercedes-Benz R-Class to a locally registered diesel Range Rover. He is now having DPF problems, with the warning message ...

I have followed with interest your comments on DPF problems. I have not experienced these with my own 2009 Volkswagen 2.0-litre turbodiesel, although at 8000 per year I still avoid too many short runs ...

Driver ignorance could push petrol back up the fleet agenda if problems persist with diesel particulate filters (DPFs). Car manufacturers say the only issue with DPF technology is that if a vehicle’s ...

A flashing diesel particulate filter warning light does not always mean there is a problem with a vehicle's DPF; it could be triggered by a number of different vehicle issues, says a reconditioning ...

The diesel particulate filter (DPF) has continued to improve over its 15-year existence. So have other components of aftertreatment systems (ATS) that help send cleaner exhaust through the DPF.

If you own a diesel car, chances are it's fitted with a Diesel Particulate Filter — DPF for short. They can be a source of problems but our guide will help you avoid them. How Diesel Particulate ...

Despite long runs to regenerate a DPF, it can still fill up with ash I drove 500 miles in one day from Fife to Kent in my 2009 Volvo V70 D5. Three days later I set off for the Channel Tunnel. To my ...

Decent savings are available on the current Nissan Qashqai, with an all-new model due on sale in February 2014 Fairway to heaven Despite planning to buy a new petrol car because of our low annual ...

The current-generation Toyota HiLux has seen plenty of reliability and ownership questions raised in terms of both the diesel particulate filter (DPF) and air flow sensor systems – the latter of which ...