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Has Ford overcome the DPF problem by using an additive in its diesel engines? 23 Mar 2013 (Ask HJ)
I have followed with interest your comments on DPF problems. I have not experienced these with my own 2009 Volkswagen 2.0-litre turbodiesel, although at... -
BMW DPF won't regenerate - what next? 19 Apr 2013 (Ask HJ)
I have a 3.0-litre diesel BMW X3 that does 12-15k miles p.a. on a reasonable mix of long and short runs. After 5yrs/65k miles BMW are telling me the DPF... -
Vauxhall Zafira DPF issues 4 Jun 2015 (Ask HJ)
I recently had a problem with the DPF on my 2007 1.9 CDTI Vauxhall Zafira, which resulted in dealership recommending a full replacement DPF part. I sourced... -
How do I know if the DPF in my car is regenerating? 6 Nov 2018 (Ask HJ)
I have a diesel Nissan X-Trail and I try to limit the number of short journeys. When I have to use it I tend to drive in the 2000rpm plus bracket. I have... -
Can I add DPF fluid manually? 29 Apr 2024 (Ask HJ)
Can a DPF fluid be added manually to each full tank of diesel on my Volvo V50 as my Filter Additive tank is showing a sensor failure and erratic level... -
Do diesel hybrids have DPF problems? 19 Oct 2022 (Ask HJ)
How do diesel hybrids cope with switching on and off, between diesel and battery, if they have a DPF fitted? Even a medium length drive might involve lots... -
Diesel or petrol? 13 Dec 2015 (Ask HJ)
I am driving a BMW 520D manual 57 registration for about 14000 miles per year, 80% in heavy traffic (A406).Very good car but I have problems with the DPF.... -
Vauxhall Combo lacking power - should I remove the DPF? 4 Dec 2013 (Ask HJ)
My Vauxhall Combo van is suffering from a loss of power and black smoke. The engine light is also on and no garages can solve the problem. I have a suspicion... -
How can I prevent my car's DPF clogging while it’s limited to short journeys during the lockdown? 1 Apr 2020 (Ask HJ)
My 2019 Range Rover will be parked up for the duration of the coronavirus lockdown, with the exception of a weekly 3-mile supermarket trip. It’s already... -
Are DPFs linked to EGR failures? 23 Apr 2016 (Ask HJ)
Do you think there are links between the expensive failures of the DPF filter systems fitted to VAG group vehicles that do not routinely cover high mileages... -
Why is my diesel Focus costing so much to run? 8 Feb 2016 (Ask HJ)
I had the DPF and thermostat replaced in my 2004 Focus by my local FOrd garage six months ago at a cost of £1800. A warning light has now come on and they... -
Should I remove my DPF? 9 May 2013 (Ask HJ)
I have driven my Laguna DCI GT for 12 months now and never seen the DPF regenerate. I have been told by my local Renault dealer that it only regenerates... -
Is the DPF in a Volkswagen Golf covered under warranty? 5 Jan 2013 (Ask HJ)
Is the DPF in a VW Golf covered under warranty? Car now in limp mode after the DPF did not regenerate. After doing what was recommended in manual,... -
DPF in Golf Mk5 14 Sep 2012 (Ask HJ)
I've been looking at replacing my ageing Mk4 Golf GT TDi. After considering many options of new, I have decided the sensible financial option for now maybe... -
Car computer not reconnected after a service 17 Feb 2012 (Ask HJ)
Flashing DPF dasboard light came on at 23400 miles on 15/02/12. Mazda dealer diagnostic check showed that they had not reset the car computer(?) after... -
DPF problem 14 Mar 2011 (Ask HJ)
I have just been quoted £2300 to replace the DPF filter and EGR valve on my 2007 Fiat Multipla diesel. The car has done 10,000 miles in a year, the... -
Does the Mazda 6 suffer from DPF problems? 23 Mar 2016 (Ask HJ)
I am looking to buy a Mazda 6 and have seen a 2009 deisel model for £7000 at a dealer with only 14,000 miles on the clock. The car is in immaclulate condition:... -
Does the Audi A4 suffer with DPF problems? 22 May 2014 (Ask HJ)
I am considering the purchase of an Audi A4 2.0TDI (143 PS) SE Avant (2011/60). I use my car mostly for short runs of 5-10 miles with a monthly blast up... -
Does the Alfa Romeo 159 have any DPF issues? 12 Sep 2013 (Ask HJ)
Can you tell me if there are any technical or DPF issues relating to the Alfa Romeo 159? -
Does my 2006 Honda Accord have a DPF? 8 Apr 2012 (Ask HJ)
I have a Honda Accord bought new in 2006. It is the 2.2-litre CTDI model. I would be grateful if you could tell me if a diesel particulate filter is fitted?