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• Nissan Note DPF 25 Oct 2010 (Forum)
  The new 1.5 Diesel Nissan Note from November is Euro 5, 110g/km and has a DPF.Can anyone advise if the current model, Euro 4, 115g/km has one? I realise all Diesels will have DPFs fitted before long, does that mean that they will all be unsuitable for town driving due to regeneration
• EGR / DPF failure rate 6 Mar 2017 (Forum)
  Could anyone give me their opinion on: - an approximate percentage probability of me having issues with an EGR valve and / or a DPF if I buy a 6-7 year old VW Sharan? Budget £10-12k. - an approximate cost for each at a good independent garage. The car ticks the boxes for what I need - space etc
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  Which efficient seven-seater? 4 Apr 2014 (Ask HJ)
  Should I buy a Fiat Doblo or a Citroen Berlingo Multispace seven seater for short trips around town?
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  Optional DPF? 15 Aug 2012 (Ask HJ)
  Is it true that the 1.6 HDi 90 engine on the Citroen C3 has an option for a DPF? If so would I be right in assuming you would recommend the one without...
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  Does the 2010 Hyundai Santa Fe have a DPF? 27 Jul 2010 (Ask HJ)
  Can you tell me if the 2010 Hyundai Sante Fe 2.2-litre has a particulate filter and, if so, might this be a problem?
• Citroen DS4 2.0HDi 165 - elm327/Torque app for DPF data? 2 Sep 2016 (Forum)
  Has anyone used a OBD2 ELM327 coupled with Torque Pro app and managed to access DPF data such as pressure (that one at least) or even saturation %, last regen... Or maybe I cannot see the sensors available to view on the Torque app because citroen ECU management is not allowing it?
• Mazda 6 - Newest Mazda6 2.2D - DPF issues sorted??? 19 May 2012 (Forum)
  Hello All, I'm aware of the DPF issues the 2.0D Mazda6 (08 onwards) suffers from. However, does the newer 2.2D engine have the same complaint? Anything else to be aware of, or is the latest incarnation now a well sorted car? As always, i appreciate your opinions. Thanks
• Mazda 3 sports (185) 2009 - car computer not reset 17 Feb 2012 (Forum)
  Flashing DPF light on dashboard 13/02/12.  Mazda dealer diagnostic revealed no fault on DPF, light caused by their failure to reset car computer after service in July 2011.  Will this have had any adverse effect on the DPF/engine to date or cause any premature failings in the future?
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  Can a failed DPF regen cause oil contamination in the engine? 29 Nov 2016 (Ask HJ)
  My 2013 Mazda 6 diesel recently had a low oil pressure warning light come on. I stopped driving immediately and got towed to my Mazda dealer. They changed...
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  My high mileage diesel Hyundai i20 CRDi has developed a sluggish starting problem, is it time to get rid of it? 27 Feb 2017 (Ask HJ)
  My 2011 Hyundai i20 CRDi 90PS diesel has developed sluggish starting and oil splashed 3/4 way up the dipstick (checked after overnight standing). Coolant...
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  Congestion suggestion? 10 Sep 2011 (Ask HJ)
  I have been having a hell of a problem since April with a Skoda Fabia Estate diesel with a DPF, blatantly mis-sold to us and obviously "not fit for purpose"....
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  My Transit Custom has DPF issues but the garage can't find a fix, what can I do? 22 Dec 2023 (Ask HJ)
  I have a 2016 Transit Custom that is having repeated DPF issues. The garage clean the filter, and reset the code, but within 50 miles the van says the...
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  Mechanic says the oil level is high due to diesel in the oil sump from stopping DPF cycle. Is this possible? 20 Jul 2021 (Ask HJ)
  I've just had my Hyundai Tuscan serviced and, after 3000 miles checked, the oil level - which was about 2cm above the max line. I took it back to the garage...
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  Should I sell my 2007 Octavia Scout before the DPF fails? 23 Mar 2013 (Ask HJ)
  I bought a secondhand 2007 Octavia Scout TDI 1,968cc with 76,000 miles on the clock in May last year. It is my second diesel Octavia but the first with...
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  Had the emissions update and now the DPF is clogged. Can I get Volkswagen to fix it? 29 May 2020 (Ask HJ)
  I have a 2013 Volkswagen Beetle diesel. It went in for the emissions update but 12 months later, the DPF light came on. The car does very few miles per...
• DPF Filters - Just how bad are they? 14 Feb 2017 (Forum)
  Having read the horror stories about particulate filters, I have at this point resigned myself to avoiding an SUV fitted with a DPF and am looking to purchase a Honda CRV 2.0 petrol 4WD. (4WD will suit my purpose better than a 2WD due to some of the places I park) My budget
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  What's the average lifespan of a DPF? 26 Mar 2015 (Ask HJ)
  I have recently bought a four year old Volkswagen Touran 1.6 TDi with 17,000 miles on the clock and a full service history. The issue of DPF comes up...
• Mini Cooper D (59 plate PSA Engine) - Mini Cooper D - DPF issues.. s 17 Oct 2014 (Forum)
  Hi there,   I have a mini cooper D which is having a bout of DPF issues.. Car was bought @ 3yrs old from bmw and the history is as follows : 1. Very quickly noticed a weird Snare drum noise when engine is cold.. Originally bmw thought it was the fan belt replaced
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  Mazda 6 has DPF problem - should the dealer pay for the repairs? 12 Feb 2014 (Ask HJ)
  I bought a Mazda 6 (2006) from a used car garage in November 2013. Immediately after collecting the car there was a problem with it which, I brought to...
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  DPF ruining MPG? 7 Mar 2013 (Ask HJ)
  I've read and understand all your replies to the 'my car doesn't achieve what the official figures say', but I have had a shock on my recent change of...