Ask Honest John

Most recently answered dpf questions
I had a DPF clean, sensor change, timing belt and service done at 86,000 miles on my 2012 Mazda 6. It had returned to the garage with the DPF light on at 98000 and for a service. However, I was told the...
I have a 2013 Mercedes E250. What sort of diesel regeneration does it have? I drive 50 miles or more on main roads at least weekly.
My work colleague has had problems with the DPF blocking up on his 2012 Mondeo. He has had the DPF removed and been told it is only illegal to remove the DPF on cars made in 2014 or later. Is this correct?
I owned an Evoque that had issues with the DPF. But when a diesel flags up that the DPF needs a regen, how long time or distance wise do you have to get it on a motorway/dual carriageway before the fuel...
I have a Skoda Yeti 1.9 TDI I bought six months ago. In those six months the diesel particulate filter light has come on on three occasions - it is true that I don't do many miles and drive it like a diesel,...
I have just bought a 1.5-litre diesel Dacia Logan MCV. It's my first diesel car. I bought it over petrol this time as I'm driving further to work and it offered better MPG. What I want to know is how to...
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...
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...
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?
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...
 

Value my car