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  Must be choking 16 May 2009 (Ask HJ)
  We have a 2008 Zafira 1.9CDTi automatic and every few weeks its warning light comes on to say we need to get it to a Vauxhall dealer. The handbook says...
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  Chokers to the right 9 May 2009 (Ask HJ)
  My 07 Zafira CDTi is actually a very fine car - except for one big problem, which is damaging to the urban-travel families the car is aimed at. I live...
• Volvo C30 - Pat (Eolys) Fluid 10 Apr 2023 (Forum)
  Following ongoing issues with the DPF on my volvo. Almost ever since I bought it it’s has some sort of issue/regen/replace. Been advised it’s all sorts of issues from injectors to sensors to the DPF itself I have been given what I think is some plain sound advice from my local garage.
• Astra, but any Diesel with DPF - How much for a forced regen. 30 Sep 2020 (Forum)
  Waiting at an indy garage yesterday for a job to be done on our car, noticed a man bought an 11 plate Astra Diesel in, judging by the work being done...
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  Fumes on start up of Ford Focus? 23 Nov 2015 (Ask HJ)
  I have a Ford Focus 1.6 TDCi registered in 2012 with just over 85k on the clock. I've noticed lately a strong smell of engine fumes when I start the car...
• Skoda Roomster - VW Recall list 20 Oct 2015 (Forum)
  Hi, I have just read Honest John article on VW recall but the Skoda Roomster is not listed, I have a 2014 105 BHP 1.6 TDI and my daughter a 2013 I.6 105 TDI both with dpf. Are these engines affected? From Wiki I gather they are the same engine, I understand  the blue additive was probably switched off vw models but Roomster does not have this but scr?
• Mazda 6 2.0 Diesel 2006 123550 miles. - Mazda6 EM Light is on 19 Jun 2015 (Forum)
  No leaks under the bonnet of air or fluid. Correct type Oil level fine and only 7000 miles old. The wife says the DPF light was flashing for her earlier as well as EM light, but i cant get it to replicate that for me. Side note, the DPF has been removed so i know its not that thats blocked. So my thoughts are: - - How do i find out the engine code without going into mazda and bending over at the counter?
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  Buying a used estate - which model is best? 9 Apr 2015 (Ask HJ)
  I want a large used estate car (three years old), with a comfortable cabin and automatic gearbox. I only do 10,000 miles a year, but want a petrol as I'm...
• SAAB 9-3 - Not any old white smoke problem! but a problem! 2 Mar 2015 (Forum)
  I have a saab 9-3 1.9 tid 2005 and 105,000 miles I purchased the car and discovered during its first MOT that the dpf innards had been probably removed (weld marks on dpf). Problem which has been going on for a few months now: loads of white smoke and what sounds like something blowing. the MPG on the computer sarts to rapidly fall too.
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  BMW 3 Series - why has the engine light come on? 17 Dec 2014 (Ask HJ)
  My 2010 BMW 3 Series diesel has done just over 30,000 miles and the engine function light (Orange) is displayed intermittently. My Independent Garage has...
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  Bought a used car that needs lots of work - who should pay? 24 Aug 2013 (Ask HJ)
  I bought a 2006 Suzuki Grand Vitara privately, but after two weeks told by local garage that the car needs a new DPF and cat converter. The seller bought...
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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...