Do our Jaguar X-Type diesels have DPFs and how do they work?

When my wife's 12-year-old BMW needed replacing she was delighted to acquire an 18-month-old Jaguar X-Type diesel. The car joined my own 9-year-old petrol X-Type, which is still going strong after 120,000...

A new mid-sized car

Do you know of any forthcoming changes to VAG diesels, such as chain cam and/or less problematic DPF? Are DMFs used on automatics/DSGs by VAG or Hyundai? Will VAG be introducing the more efficient 7-speed...

Particulate particulars

Please explain why Mazda 6 2.2L diesels do not have the same DPF problems as the Mazda 6 2.0L diesel (where the sump can fill up with diesel oil)?

Used car for long commute

I am looking to buy a used car for a weekly commute (180 miles each way at the beginning and end of the week). From what I have previously read a diesel still makes the most economical sense due to annual...

Focus or Golf?

I'm due to change my motability car and have narrowed down the choice to the new Focus 2.0 Diesel Titanium Powershift and the Golf Match 1.6 diesel DSG. Currently have the 2008 Focus 2.0 diesel Powershift,...

I filled my diesel Jaguar XF with petrol - do I need to have the whole fuel system changed for £7,000?

I filled my diesel Jaguar XF with unleaded fuel. I drove it 400 metres to my house with no problem. In the morning I had difficulty starting it. When it eventually fired it ran rough for approximately...

How can I cheaply replace or repair the DPF filter in my Mazda 6?

I own a 2008 Mazda 6 2.0-litre diesel with 77,000 miles. A little while ago a DPF warning light came on and the car went into 'limp' mode. I spoke with the Mazda dealer who suggested the DPF filter required...

Will you investigate the reasons for my friend's Jaguar XF's engine developing a dangerous fault?

I am an ex-consumer adviser and am appalled by the way a friend has been treated by Jaguar Motors, and a Jaguar main dealer. Although there has been a short piece in the Evening Standard about his case...

Second hand Audis

I want to buy a five-year-old manual Audi A6 2.0-litre diesel and wish to keep it for five years. I have heard that there are reliability problems with the engine. Is this true and if so would i better...

Buying used diesel estate/hatch that will not depreciate with high personal miles

I am looking for a used small estate car or square ended hatchback which has good mpg which will not depreciate massively. I will drive the car 110 miles a day for my work commute so it need to be economical,...