Showing results in  Ask HJ [Show all channels]

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  Will the emissions fix undo my Audi remap? 18 Mar 2017 (Ask HJ)
  My diesel Audi 2.0-litre has been remapped. Will the emissions fix undo my remap, thus meaning I will have to pay to get it done again?
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  Where should DPFs be mounted? 1 Mar 2015 (Ask HJ)
  Are there any diesel engines where the regen fuel is not injected directly into the engine on the exhaust stroke? To my mind a DPF should ideally be as...
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  My fuel consumption is down - why? 19 Jan 2015 (Ask HJ)
  I have a 3 month old Mondeo (TDCi 163) - on taking delivery the tank was empty and had to fill up with standard Jet diesel at the nearest garage - this...
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  How can I improve the fuel economy of a Ford Focus? 30 Oct 2014 (Ask HJ)
  My sister’s 2005 Ford Focus 1.6 is getting very poor fuel economy, about 24mpg on short trips and about 29mpg on long trips. I have fitted new plugs, air...
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  Is there a difference between French and UK pump fuels which can affect fuel economy? 17 Aug 2013 (Ask HJ)
  I was interested to read your comments about the KIA Sorento. Two years ago I took delivery of a new KX3 2.2D and the following day started a journey to...
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  Vibrating Audi A6 29 Sep 2011 (Ask HJ)
  I've got vibration at cold & idle at 1600-1800 revs, then tails away. When driving cold, it loses power at that rev range too. My mechanic has said...
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  Can I syphon the diesel out of my car? 26 Apr 2019 (Ask HJ)
  Could you please advise me how to get diesel out of the tank of my car that is possibly going to be written off? There is £40 worth in and we've tried...
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  Intelligent Motorist Pack 30 Aug 2015 (Ask HJ)
  My 2014 Swift was serviced on Friday by the main dealers - they charged me £24.98 + vat for a "intelligent motorist pack". This turns out to be an engine...
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  Ford C-MAX keeps stalling when idling 8 Aug 2015 (Ask HJ)
  My Ford C-MAX petrol 57 plate runs well but keeps stalling when idling. It restarts okay. The Ford garage is unable to find a problem and nothing shows...
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  Can fuel injectors be cleaned? 19 Feb 2015 (Ask HJ)
  My BMW was misfiring recently, so I took it to my local BMW dealer. After diagnosis, they said one of the injectors failed and therefore all the four injectors...
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  Focus diesel runs rough when cold 22 May 2013 (Ask HJ)
  My Ford Focus 2.0 TDCi 05 plate runs rough when cold - like a petrol car 'missing.' It's OK when accelerating. I have had the glow plugs changed but...
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  How can I flush the fuel from my Morgan 4/4 after storing it for nine months? 27 Aug 2011 (Ask HJ)
  After fitting a new battery, my little Morgan 4/4 started ok after hibernation. But it's not running sweetly and I put it down to tired petrol; 3/4 full...
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  Buying a luxury hybrid 3 May 2011 (Ask HJ)
  A friend spends a lot of time sitting in rush hour traffic and is thinking of buying a hybrid car in order to cut down on fuel consumption and emissions. He...
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  Cost of fuel 4 Feb 2011 (Ask HJ)
  Looking at the AA comparison site, 23 out of 28 countries have cheaper diesel than petrol, and the average cost of diesel works out at £1.03/litre (1.22...
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  Hyundai ix35 fuel economy 6 Jan 2011 (Ask HJ)
  My partner has recently bought a new 2.0 CRDI manual Hyundai ix35 but she has not seen anywhere near the fuel economy the official figures suggest having...
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  My Ford Mondeo struggles to start and then produces white smoke. What's wrong? 31 Aug 2010 (Ask HJ)
  I've got a Ford Mondeo Mk3 2.0 TDI. It lost all power and then produced white smoke, then it stalled and would not start again. When it cooled down it...
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  Why does the DPF light on my 2011 Volkswagen Golf TDI keep coming on after the emissions fix? 6 Mar 2017 (Ask HJ)
  I have a 2011 Volkswagen Golf 1.6 TDI Bluemotion. The DPF light was coming on after the emissions fix was done so I went to the dealer but the same problem...
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  No power after new turbo fitted 26 Mar 2015 (Ask HJ)
  I have a 2003 Ford Focus 1.8 diesel 115 and a few weeks ago the turbo went on it. I had a recon turbo fitted by my local mechanic, he also cleaned out...
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  Particles of association 4 Sep 2010 (Ask HJ)
  I have a 2008 model Volvo V70 D5 SE, and I recently received a recall notice from Volvo regarding diesel fuel getting into the sump oil during a DPF regeneration...
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  Worser Gummage 5 Sep 2009 (Ask HJ)
  I have an Alfa Romeo 159 Sportback 1.9 JTDm 16v. Recently a warning message appeared stating "Pollution Filter Clogged". The garage tells me this happens...