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  Which Focus, petrol or diesel? 19 Aug 2013 (Ask HJ)
  My son is spending about £3000 on a Ford Focus, a 1.6 or a 1.8 Diesel. It is a low mileage diesel. I have no other details, but on the question of 1.6...
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  Will Mazda's Skyactiv technology be suitable for 1000 miles a year? 10 Aug 2013 (Ask HJ)
  Mazda does not seem to do a petrol auto 4WD like the CR-V auto but say they have this Skyactiv technology in diesel, which bypasses the particulate filter...
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  How do you rate the Mondeo 2.0 TDCI 163ps against the 140ps version? 27 Jul 2013 (Ask HJ)
  How do you rate the Ford Mondeo 2.0 TDCI 163PS compared with the 2.0 TDCI 140PS version as regards reliability, value for money, known problems, maintenance,...
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  Jaguar extended warranty - is it worth it? 6 Oct 2012 (Ask HJ)
  My 2012 Jaguar XFd S is three-years old soon and I have been offered an extended warranty by Jaguar. My question is are there any known major failures...
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  I've had a problem with my S40 from new 17 Sep 2012 (Ask HJ)
  I have issues with my S40, which it has had from new. Engine revs or surges at 1200 revs in first gear & reverse. Dealership says the onboard computer...
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  Reliability of a Ford Focus 1.6 and 2.0 tdci 1 Aug 2012 (Ask HJ)
  I will soon buy a Ford Focus 1.6 or 2.0 TDCi, even though I drive only about 15,000 km/year. Which of these engines is more reliable? I'm thinking...
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  Maintaining a Corsa 1.3 CDTI 31 Dec 2011 (Ask HJ)
  I have recently purchased a 1.3CDTI Corsa from the Vauxhall Dealer. It has done 37K and has a full Vauxhall SH. I am planning to keep it for approx 4 years...
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  Choosing petrol or diesel for fuel economy 2 Dec 2011 (Ask HJ)
  I own a 2004 Renault Scenic Expression DCi 86 and i'm looking to replace with 2011 Scenic with similar performance. My annual mileage is now reduced from...
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  Audi TT purchase 2 Jul 2011 (Ask HJ)
  I am looking to purchase a 2009 or 2010 Audi TT 2.0 coupe but do i go for the petrol or diesel version, I do approx 15k miles per year and do i go for...
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  Glow plug warning 21 Apr 2011 (Ask HJ)
  Recently on the motorway I had to accelerate hard. All was fine until about 3,000rpm then there was a noticeable drop in power and the glow plug warning...
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  Does the Volkswagen Golf TDi tend to clog up its DPF? 5 Aug 2010 (Ask HJ)
  I've been looking at the Volkswagen Golf TDi 105PS Bluemotion, but was told today by a fellow Volkswagen fan that I need to beware of their tendency to...
• Mazda CX5 - Commitment to Diesel 11 Feb 2022 (Forum)
  Surprising to see Mazda s commitment to diesel after all the negative comments reported by owners on this site about major problems whilst shortly out of warranty . Lets hope they have finally sorted the DPF issues as the road tests indicate that the extra power from the diesel gives
• Mazda 3 - The Japanese are back 1 Feb 2019 (Forum)
  Stunning new model now launched AND with a diesel option surprisingly. Would have thought they have had enough grief with their DPF problems ? And with the Skyactive engine having a switchable function on the spark plugs this car is state of the art. But its refreshing to see
• Volkswagen Tiguan - turbo 24 Dec 2015 (Forum)
  Im currently changing the turbo on a 2009 tiguan 2.0 tdi. Has anyone done one before? It looks abit of a nightmare. Ive started by removing the rocker cover which has given me more access to the manifold but it looks like i need to remove the dpf? Any advice would be much appreciated, thanks.
• 2010 citroen c3 picasso 1.6 diesel 90bhp - how often must timing belt be changed 27 Apr 2013 (Forum)
  does this model have a DPF, how often does the timing belt have to be replaced, what with having a dual mass flywheel, is this a sensible buy.
• rover 800 - my naivety 20 Apr 2013 (Forum)
  My v reg 800 sterling, cost pennies to buy, and now has 108,000 on the clock, is the 2.5 KV6 and runs on lpg and hasn't missed a beat in 4 years and 40K.When i read of others with modern diesels, and the cost in general of modern cars, their dpf problems etc I despair. Any thoughts?
• Audi A6 - what is the VW common rail diesel engine like? 11 Nov 2012 (Forum)
  i am shopping around for a replacemet . I have seen a fair few VW passat with the common rail engine. How good are these engines? Any common problems? Any problems with DPF? refined? Please  advise? Thanks
• Peugeot 406 LX HDI 110 - Particulate Light on but no Particulate Filter 23 Sep 2012 (Forum)
  The diesel particulate filter light on the dash board has just started tocomes on but there appears to be no DPF. The cat is a one piece unit so what is causing the light to come on. The car has done over 110k Any ideas?
• Ford Kuga (2008 - ) - Kuga sales suspended 19 Jun 2008 (Forum)
  Has anyone any detailed info about the prohibition on Kuga sales? I'm told that Ford have banned the supply of all models, even those that have been paid for and are already at the dealers, due to insuperable problems with the DPF blocking. Any owners come across this?
• 2008 Mazda 6 2.0 Diesel - Losing Power 1yr+, Engine & DPF Light & Rising oil 28 Feb 2011 (Forum)
  limp home mode as I had to put it into 2nd gear to get up a hill on the motorway...) and further towards home the DPF light came on. I got my partner to look at the manual and he said it was ok to get home as long as it doesnt start flashing. Just as we approached our drive way, the DPF light started