Refine by channel:  Ask HJ (1728)    Forum (905)    News (160)    FAQs (4)    Article (3)  

Sort by: Relevance | Newest first | Oldest first

• 
  Citroen C5 DPF light 16 Sep 2012 (Ask HJ)
  On my Citroen C5 2.0 diesel the DPF light intermittently comes on. At the same time, cruise control stopped working.
• ford focus 2006 1.8 ghia - dpf problems 25 Aug 2011 (Forum)
  Im about to buy a focus 1.8 ghia 2006 .but today ive heard about possible dpf problems. I have been told by a mechanic at the showroom that a dpf is not fitted on this model and only on 2009 models only,however im not sure who to believe. Can anyone advise me if a dpf is fitted on a 1.8 ghia
• 
  Selling a car with the DPF removed 24 Jun 2014 (Ask HJ)
  I've had the DPF removed from my diesel car and had the required ECU remapping done about 18 months ago. It's been fine since then with no more going in...
• 
  Will I have to change the DPF in my Qashqai after three years? 30 Nov 2013 (Ask HJ)
  You recently advised somebody who was thinking of buying a diesel car to take in to account replacing the DPF after three years. I have a one-year-old...
• 
  Ford Focus DPF problems 19 Jan 2012 (Ask HJ)
  Have had the engine light come on and engine malfunction message displayed on my Ford Focus 1.6 TDCI. The car restricted itself to 40 MPH. Have taken...
• Toyota Avensis - DPF 23 Aug 2015 (Forum)
  Does my Toyota Avensis 2.2 D4D 2010 have DPF?Thank you for all information.
• 
  BMW 5 Series DPF issues - what should I do? 21 Jan 2022 (Ask HJ)
  I have a 63 plate BMW 520D (F10)  Auto Efficient Dynamic version (Euro 6) As I drive a lot on motorway, the car has a high mileage, close to 180,000 miles....
• 
  How long will the DPF last on a Volvo C30? 16 Nov 2016 (Ask HJ)
  I have always had petrol engine cars myself, but my dad has recently purchased a 2010 (60) plate Volvo C30 D2 (1.6 diesel engine, facelift model, R-Design)...
• 
  Mazda 6 diesel engine/system does not have DPF - good thing? 19 Jan 2016 (Ask HJ)
  I have been advised that the Mazda 6 diesel engine with SkyActive technology does not have a DPF and therefore avoids associated problems of other diesel...
• 
  DPF regeneration 29 Jun 2015 (Ask HJ)
  I have a 2015 CLS 350 CDI. My concern is the DPF having read your column for a while. Even at speeds beyond legal limits, with the nine speed gearbox,...
• 
  Can I remove the DPF from my car? 21 Dec 2013 (Ask HJ)
  Are DPFs a legal requirement? What do you think of ECU-Flash's DPF removal service, please?
• 
  How can I tell if a DPF regen is taking place? 15 Oct 2016 (Ask HJ)
  Do any vans tell the driver when a DPF regeneration is starting or taking place?
• 
  Eolys Fluid - will it help DPF regeneration? 24 Feb 2014 (Ask HJ)
  I have a 2006 Citroen C5 Estate 1.6 HDi. It uses Eolys fluid to assist combustion, does this in turn mean that the DPF will not need to be replaced or...
• 
  Clearing a DPF 4 Oct 2011 (Ask HJ)
  I have been told that if I do several short trips in a 4x4 with a dpf i can un block it by engaging low in theauto box and then driving flat out up a steep...
• Kia Rio DPFs 13 Jan 2017 (Forum)
  Does anyone know when kia started fitting dpfs to the Rio? Would it have been 2009? Cheers
• 
  Does active regeneration of the DPF happen automatically? 7 Nov 2019 (Ask HJ)
  Does active regeneration of the DPF happen automatically? And should I put additives into the fuel?
• 
  Can I leave my car running overnight to clean the DPF? 14 Mar 2019 (Ask HJ)
  I have a 2010 BMW 320d Efficient Dynamics that has done 102k miles so far. The garage I gave my car for servicing said there was a yellow warning about...
• 
  My Mercedes-Benz has constant DPF issues that aren't due to my driving - what should I do? 24 Aug 2017 (Ask HJ)
  I brought a brand new Mercedes-Benz GLA 220d last September. Within three months of ownership my engine management light came on and the cars power was...
• 
  SEAT Leon DPF troubles - what should I do? 8 Sep 2016 (Ask HJ)
  I just bought a SEAT Leon diesel with 52k on the clock. Within 2 weeks the DPF yellow light came on. The car had a couple of hundred motorway miles in...
• Jaguar XF - Is there a way of testing if DPF regen is working? 7 Jan 2023 (Forum)
  Is there anyway of testing if the DPF regeneration is still working on a 2015 X250 XFS? I've just had a new battery fitted and before and after fitting the battery, the mechanic plugged in an Autel scanner and the only fault code that came up was PO52F, a permanent fault with the Glow