Where do I top up my Peugeot 407 HDI's emissions particle filter fluid?

I have a Peugeot 407 HDI. A warning signal comes up saying I need to top up my emissions particle filter fluid. Can anyone tell me if I can do this myself and, if so, where it is located?

Does the Mitsubishi ASX have a chain cam and DPF?

I'd be grateful if you could tell me if the diesel Mitsubishi ASX has a chain-driven camshaft and a DPF?

I want to buy a Ford Mondeo, but why do you advise petrol engines for my annual mileage?

I'm looking to replace both a 54-plate 2.0-litre automatic petrol Ford Mondeo and a 2007 1.4-litre manual Fiesta with a newer Mondeo, which will cover 8000 to 10,000 miles a year. I've noticed that you...

I'd like an Audi A6 or Mercedes-Benz E-Class for commuting - would a diesel be problematic?

I intend to change my 2001 BMW 530i Touring (73,000 miles) for either an Audi A6 or Mercedes-Benz E-Class estate. I have always driven petrol-engined cars and since I don't do a lot of miles the extra...

My 2005 Volkswagen Passat is suffering lots of faults - are they notoriously unreliable?

In February 2009 I bought a 2005 55 Volkswagen Passat Estate 2.0TDI SE from a dealer with 70,000 miles on the clock. I do about 20-25,000 miles a year and I thought this would be a great car, but I have...

Is there a DPF in my Citroen C2?

I have read the FAQ about DPF problems, but are they fitted to every diesel car including my 2002 Citroen C2?

How do I replenish my Citroen C5's DPF additive?

Please can you advise how to replenish my Citroen C5's DPF additive, and where is the tank located?

2010 Mercedes-Benz E250 or 2010 Jaguar XF?

I have been looking at buying a 2010 ex-demonstrator Mercedes-Benz E250 CDI or a 2010 ex-demonstrator Jaguar XF 3.00 D Luxury. The latter gets a good write-up, but I fear Jaguar's residuals. The Mercedes-Benz...

Are DPFs covered by warranties, and how best can I store winter tyres when not being used?

Are DPFs covered under manufacturers' warranties? Would they be covered under wear and tear cover from third party warranties? Also, do you know of any wheel nuts that don't rust? I thought tyres needed...

Can DPF filters be removed or bypassed?

In view of the problems with DPF filters is there any reason why they cannot be bypassed or disconnected? I appreciate that this would lead to a failure at MOT time.