Can I leave my car running overnight to clean the DPF?

I have a 2010 BMW 320d Efficient Dynamics that has done 102k miles so far. The garage I gave my car for servicing said there was a yellow warning about my DPF. They suggested they can clear my DPF filter...

Should I buy a petrol or a diesel?

I am soon to order a new car and am debating whether to have diesel or petrol. My driving pattern is changing as I am spending time between Italy and the UK. The problem is that when in Italy, I will...

Will we see the same problems with petrol particulate filters as we have done with DPFs?

With the fitting of particulate filters to petrol cars are we likely to see the same issues with regard to short journeys and stopping the engine during regeneration?

Are petrol particulate filters likely to have the same problems as DPFs?

I currently drive a diesel car fitted with a DPF which has not been a totally satisfactory experience. I am considering buying a petrol vehicle which I understand is fitted with a Particulate Filter. Am...

How do I know if my car is in a DPF regeneration cycle?

How do I know if my car is in a DPF regeneration cycle? It would appear that the engine should not be switched of while this process is taking place but I have never seen any warnings on the dash board...

Is there a way to cheaply maintain a DPF?

I would be interested in your opinion about DPF problems and whether some mechanics and main dealers make a big deal out of problems that are otherwise easily and cheaply resolvable? A couple of Polish...

How long does a DPF regeneration take?

I have a 2012 Mondeo 1.6 TDCi. I was in a traffic jam and the stop start was not working - the disable light was on and it would not turn off. I assumed it might be regenerating. Is it a mileage or when...

What sort of speed and for how long do I need to be driving for the DPF to be working?

What sort of speed and for how long do I need to be driving for the DPF on my diesel to be working?

How do I know when the DPF on my car is regenerating?

I read a lot about diesel DPFs but how do I know when the fuel system is regenerating? I drive a Toyota RAV4 2.2-litre diesel. Nothing comes alight on the dash board and only once did I smell hot oil?

Will petrol particulate filters suffer with the same problems as DPFs?

One of the problems with diesel engines for low mileage users is the clogging of DPFs. Petrol particulate filters now seem to be appearing, so are they likely to have similar problems?