DPF and Turbo failure on my Focus

The engine failure light came on in my 2008 Focus 1.6 TDCI and i discovered it was the additive for the DPF filter, which needed to be topped up. But I chose to have it removed. The night before it was...

Which diesel fuel for my Mercedes-Benz E220?

I am about to purchase a new Mercedes E220 ‘Executive SE’ saloon. I have read varying reports on supermarket diesel fuel and I am reluctant to fill up at my local supermarket. As an alternative, would...

Which premium diesel fuel do you recommend?

I'm a bit confused as to which is currently the best fuel to use in my Volkswagen group 2.0 TDI CR engine. Could you please confirm which is now the best diesel fuel, or is there really no difference?...

Is the Subaru Legacy too good to be true?

I'm on the hunt for an economical diesel estate with good performance. Is there anything that comes close to the performance/mpg/tax band/insurance group combination that one appears to get from the pre-2010...

Are diesel engines safer than petrol engines?

I've been following the diesel versus petrol debate, which seems to be concerned mainly with the overall costs. I've bought diesels for the last 25 years, preferring them for several reasons, not least...

Should I buy a petrol or diesel car?

After selling my BMW 5-Series I'm thinking of returning to a Golf-sized car and was thinking about a 1.6TDI Match Mk6, however I'm wary about buying a diesel. We only did about 8000 miles per year in the...

Should we change the timing belt on our seven-year-old Vauxhall Vectra?

My wife drives a 2005 Vauxhall Vectra 1.9 diesel and has done less than 26,000 miles. Should we have the timing belt changed at the next service? Also, I noticed you saying not to buy four-year-old or...

Why has my Audi A4's fuel tank contracted?

I have just had my Audi A4 serviced and the mechanic tells me that the diesel tank is curved inwards on the bottom underside as if it has been sucked in. Is this a common fault? What could have caused...

Which modern manual diesel MPV doesn't have a DPF or DMF?

I have not once had a diesel engine related problem despite having diesels since 1985. In an attempt to preserve this record, the replacement for my 2007 Citroen Berlingo must not have either a DPF or...

Which cars are affected with DMF and clutch faults?

I have friends who own a Vauxhall Insignia and they have already had the DMF and clutch replaced once. You have indicated that there are other cars likely to be affected with this problem. Can you please...