Does BP Ultimate diesel compare to Shell V-Power?

You confirmed last week that Shell V-Power diesel has advantages over ordinary diesel in terms of particulates and improved performance. I similarly use BP Ultimate diesel in the expectation that it should...

Should I buy a diesel Skoda Octavia to cope with my increased mileage?

My car is a petrol Skoda Octavia vRS, which I purchased new in May last year and I would say is one of the best cars I have owned. However my increased mileage of 25,000 per year is hurting my wallet and...

Thinking of buying a secondhand diesel - when did DPFs and DMFs appear?

I am driving a 2004 Ford C-Max 1.6 diesel which is giving excellent service and fuel economy. I will keep it for a year or two longer, but I wonder about its replacement. If buying secondhand cars, it...

What are the manufacturers doing to improve DPF technology?

Although living in a rural situation most of my journeys are short, which seems to suggest that my diesel engine and exhaust system does not reach the required temperature to enable the DPF to function...

Fumes in cabin and smoke from exhaust

I have a 06 Vauxhall Zafira 1.9 CDTi 150. We have just had the DPF filter replaced and now EGR valve replaced. The car now intermitently pours out smoke from the exhaust (large amounts) sometimes when...

Which petrol automatic SUV should I buy?

I have owned two Audis over the past 13 years, but now I've retired I drive fewer miles and need a higher seating position to ease entry and exit. I naturally favour a Q3 but the alternative choice of...

Are there any diesel cars which do not have DPFs or DMFs fitted?

I have seen mentioned problems with dual mass flywheels and DPF filters. Are there any diesels that do not use DPF filters or have dual mass flywheel issues? I believe Honda has just started fitting DPF...

Renault Clio TCe or dCi?

I am looking at swaping my 1.9 130ps MultiJet Fiat Punto for a Renault Clio due to it's high running costs. I am looking at the 1.2 TCe engine or 1.5 dCi 86. What do I need to look out for when buying...

Does my 2006 Honda Accord have a DPF?

I have a Honda Accord bought new in 2006. It is the 2.2-litre CTDI model. I would be grateful if you could tell me if a diesel particulate filter is fitted?

What do you think of the Nissan Qashqai?

I currently have a Nissan P12 Primera 2.2 dCi SVE which is nearly 10 years old, with 108,000 miles. I have been very pleased with this car. It is reliable, economical and not too expensive to maintain....