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• SEAT Leon - Looking for a new car - advice? 14 Apr 2017 (Forum)
  long journeys down to Cornwall.  After all the recent u-turns about diesel cars and the stories I've heard about DPF's I've thought about going for petrol.   I've had a look around and the SEAT Leon 1.2 TSI seems a decent car.  Anyone got any advice on this car or any others
• Citroen c4 - Citroen c4 hdi starts for 4 seconds idles and cuts 10 Aug 2016 (Forum)
  Hi all new to this! Had a can belt change done by a friend of mine (trusted and a good guy) but after what seems the normal bleeding issue it will start perfectly but will idle for 4 seconds then stop won't Rev the crank sensor has been replaced we have Han it with out the dpf and checked the egr
• Ford Focus TDCI 1.6 2006 - Powertrain light on. No codes! 1 Dec 2014 (Forum)
  Hi peeps. I had the dpf removed, engine remapped and turbo replaced (with uprated bits and bobs) all about 18 months ago. Now, the powertrain light comes on and the car goes into limp mode but here's the thing. Even the local Ford dealership equipment won't show up any codes. Oddly
• Any - Deadly diesel ! 8 Apr 2014 (Forum)
  As a diesel pilot I'm feeling a bit guilty about starting up today. I appreciate that no car with an IC engine is emission free, its a price we have to pay for our necessary mobility. I did however think that a modern diesel fitted with the sometimes unpopular DPF, was the best
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  BMW 4 Series - petrol or diesel? 12 Feb 2014 (Ask HJ)
  I want to buy a new BMW 4 Series. Taking into account I will do around 12,000 to 14,000 miles per year, would you recommend the petrol 428i or 420d diesel?
• Mazda 6 - Mazda 6 estate buying advice 18 Jan 2014 (Forum)
  Ive been looking to upgrade my Old 306 estate and originally was looking at an a4 avant but got put off by the oil pump failures on the 2.0 td Ive now turned my attention to a mazda 6 estate. When im researching this car there are a lot of reports about the dpf clogging up and dumping loads
• For focus titanium 1.6 tdci - Help !! 16 Oct 2013 (Forum)
  Hi , I was wondering if anyone could offer a little advice .. The problem I have is that after having a new dpf fitted , the turbo has died as well and have decided that enough is enough and not to keep chucking money at it . I'm not best versed in motoring matters and wondered if anyone could
• Mazda 6 - Mazda 6 SL 2.2D 185 130K miles - Go for it? 24 May 2013 (Forum)
  Hello, I just a saw an interesting Mazda 6 2.2D SL 185bhp, 59 plate, for £6000, however it has 130.000 miles, that is like 32K per year. The interior seems to be in pretty good condition and the exterior as well. I am aware that this is a good engine (hopefully without the epic DPF
• Ford Focus - 90 bhp or 110 bhp 1.6 TDCi ? 15 Jul 2012 (Forum)
  Hi there, I have narrowed my car search down to a Focus 1.6 TDCi hatch or estate of around the 2005/early 2006 vintage.  My question is whether to go for a 90 bhp model or a 110 bhp one (one without the DPF if I can). Is the 110 bhp model a step increase in drivability over the 90
• Ford Focus TDCi 1.6L 2006 - Knocking/tapping and misfire under load. 3 Jul 2012 (Forum)
  Hi all My Focus developed a misfre under load (worst at 2500rpm in 4th) and within days a tapping at idle . I've done a DPF regeneration during that time with Forte fluid (powertrain and engine lights came on) but the misfire was there before just not as noticable along
• 16 motorway mile commute on a modern diesel 8 Jan 2012 (Forum)
  Hi, I was wondering if a 16 mile each way commute would be a problem for the DPFs in modern diesels? My commute is roughly 15 motorway miles and 1 on the access roads so about 20 minutes door to door. I've always bought petrols for myself and diesels for my parter (her commute
• CRV etc - CRV or not CRV 9 Dec 2010 (Forum)
  other probs? Am I right in thinking diesel is probly not the way forward for low mileages (i've got 55k in 8years on the RAV4) because of DMF probs (which I've had with RAV4 :<(() and DPF on newer diesels? So anything else to consider a contender - IX35? Sonata? others? Any (helpful) comments, links
• Skoda Octavia 1.6CR / DSG - In praise of the DSG gear box 6 Oct 2010 (Forum)
  for the benefit of those who may have notions as to how I drive)) And her be dead economical forby Cheers PS Yes I know DPF/DSG/DMF/ESP and a whole other raft of acronymns that I do not even understand, mind you still got a proper key & mechanical handbrake.
• Mazda 6 - -- Watchdog Visit -- for Mazda owners 4 Jul 2010 (Forum)
  Hello Everyone, For those of you who are aware of the current Mazda problems whether it be the famous DPF problem to tyre wear & valves snapping off - i have waited long enough for a government agency to do something about it after ignoring all of our complaints and stories. I
• Filth beyond belief - descending gaga to cylinders 16 Aug 2009 (Forum)
  .. I`m amazed engines keep running... Now add DPF.. Engine designer thinking... "Well. we`ve got filth descending from the EGR on the intake stroke - lets squirt neat derv into the bores on the exhaust stroke" Engine oil really must be amazing stuff these days, don`t you think? To say nothing
• Mazda Mazda 6 (2002 - 2007) - 06 2.0d Reset Computer After Oil/Filter Change 4 Aug 2009 (Forum)
  Having read all the troubles about DPF's and all, I've decided to change the oil and filter myself after 6000 miles between dealer services. I gather that somehow I need to tell the computer the oil and filter have been changed. Is there a way I can do this, has anyone else experience of this? I'm
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  Is a diesel still better than petrol for high mileages? 1 Nov 2022 (Ask HJ)
  I have been a diesel car driver covering around 30,000 per year for the last 10 years and would like to add my two pence to the conversation. Along the...
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  Which Caravelle is best for £20,000? 7 Sep 2021 (Ask HJ)
  I have been looking to buy one of these second hand and would like some help. I appreciate the fact that these vehicles hold their value incredibly well...
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  Should I replace my Skoda Octavia vRS? And if so, what with? 28 May 2015 (Ask HJ)
  I have a 2011 Skoda Octavia vRS TDI (170 CR)Manual Hatch which I have owned car since new. It has now covered 102k (almost) trouble-free miles. I am now...
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  Under what circumstances should I allow my Mondeo's turbocharger to cool as it spools down? 13 Jul 2013 (Ask HJ)
  I have queries on two issues on which you have advised several times. Firstly you have warned that a turbocharged engine should be left idling before switching...