Can you explain how a diesel particulate filter works?

Can you give us any information on where I can find a proper explanation of the function and potential limitations of a diesel particulate filter?

Buying a new 4x4

Can you tell me if the new Hyundai Sante Fe 2.2 crdi premium with a manual gearbox is fitted with a Dual Mass Flywheel, as I have heard bad reports of these flywheels.

Can you recommend an economical car for my 60-mile commute?

I currently own a 2007 Aygo+, with three doors. Following a job change last year I am now commuting over 60 miles a day on the A5 and A38, both dual carriageways, between Tamworth and Derby. I am spending...

Why replace a dual mass flywheel?

If the clutch fails, why does the dual mass flywheel invariably have to be replaced? This repair is extremely expensive.

Dual Mass Flywheel on an S-Max

I noticed a vibration on the car when going through 2000 - 2500rpm in gears 3-6 and reported it with no success. Yesterday noticed idle was dog rough so took in again and Ford says the flywheel has disintegrated!...

Dual mass flywheel failure on a Vauxhall Insignia

How can I tell if the DMF burnt out the clutch or if the clutch destroyed the DMF? I am being accused of driver error and therefore responsible, but I have been informed by experienced mechanics that...

Peugeot 207 - Clutch

I am thinking about buying a Peugeot 207 HDI 90, but have read many reports regarding problems with clutch judder. How significant and wide spread are these reports? I do not wish to part with money only...

Carbon build up on a VW Golf 1.2 TSI 105

I do very low mileage (5,000 miles per year) and I was advised against getting a diesel due to DPF and DMF problems. But when checking out a VW Golf 1.2 TSI 105 some people wondered do these cars have...

Dual mass flywheel

I am considering buying a Skoda Yeti (2.0 CR TDI 140 6-speed) and wondered whether this uses a dual mass flywheel, or whether VWG group had moved on from these.

DPF problems on VW Golf 1.6 TDI

I am thinking of buying a new Volkswagen Golf 1.6 TDI. The problem is I do very low mileage (approx. 5000 miles per year). One Volkswagen salesman told me I wouldn't have problems with the DPF and the...