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My car produces clouds of white smoke during DPF regeneration - what's wrong? 15 Mar 2025 (Ask HJ)
I'm really concerned and embarrassed with my 2012 Alfa Romeo Mito 1.3 JTDM producing clouds of white smoke during DPF regen. After removing the DPF and... -
DPF problems with BMW 1 Series 11 Aug 2016 (Ask HJ)
I have a 59 plate BMW 1 Series 118d. For the past few weeks the DPF light has been coming on after about 10 mins after driving. My local garage says the... -
Recall for new DPF and parts on six month old car? 6 May 2016 (Ask HJ)
Booked my Nissan Juke 1.5 DCI in with a franchise for a handbrake adjustment, and dealer said they'd need it longer so as to carry out an engine management... -
Our Audi A4 is developing a DPF fault - how can I repair it? 13 Oct 2012 (Ask HJ)
My partner drives a 2006 Audi A4 2.0-litre diesel and the DPF light is now appearing on every weekend. The light very rarely appeared on whilst it was... -
Should I worry about DPF and DMF? 15 Aug 2012 (Ask HJ)
I have a June 2010 C Max, manual, 2.0L Duratorq-TDCi (136PS) - DW10, old model, with DMF and am pretty certain a DPF. The car has done 34k and I usually... -
Will my new Nissan Qashqai diesel develop DPF problems doing short journeys? 28 Jan 2012 (Ask HJ)
I ordered a new Nissan Qashqai 1.6DCI 4WD, which has a delivery date coming soon. Having seen recent bad publicity regarding DPFs, have I ordered the wrong... -
DPF block caused by oil overfill 19 Oct 2011 (Ask HJ)
My 2007 Volkswagen Caravelle TDI has covered 37000 miles and has developed a partially blocked DPF following and oil overfill at the last main dealer VW... -
How does a DPF function? 15 Sep 2012 (Ask HJ)
I have a 2001 Volkswagen Passat 1.9 TDI diesel. I understand that the car needs to travel a reasonable distance, say 20 or 30 miles, to ensure that the... -
Is a diesel van a no go if I only do journeys of 10 miles? 25 Nov 2019 (Ask HJ)
I want to change my Ford Connect for a Transit or Transit Custom. Most of my journeys are less than 10 miles - will I have DPF problems? -
Why doesn't Volkswagen do a petrol Passat? 5 Sep 2016 (Ask HJ)
I'm looking at buying a new Volkswagen Passat, however no petrol engines are available and I am a little concerned about the SCR/DPF issues that are frequently... -
Passat warning light - dpf fault? 12 Dec 2015 (Ask HJ)
I have just had a fault light come on the dash of my Passat CC and a message saying diesel-particle. Would you have any idea what this means , as the light... -
When did Lexus fit a DPF to the IS 220d? 2 Dec 2013 (Ask HJ)
I am considering replacing my 140,000 mile Vauxhall Omega V6 with a Lexus IS. Can you tell me when Lexus first fitted a DPF to the IS 220d? -
Should I replace my diesel Qashqai with the petrol version to avoid DPF problems? 4 Jul 2011 (Ask HJ)
I currently run a Nissan Qashqai 2.0-litre manual diesel. Long runs are now less frequent and I am considering changing to the petrol version to avoid... -
DPF problems on VW Golf 1.6 TDI 2 Jan 2011 (Ask HJ)
I am thinking of buying a new Volkswagen Golf 1.6 TDI. The problem is I do very low mileage (approx. 5000 miles per year). One Volkswagen salesman told... -
Best SUV for £10k? 26 Feb 2016 (Ask HJ)
We're looking to buy our first SUV, what would you suggest for under £10k? We'll do approx 8000 miles per year, reliability, economical a must, just concerned... -
When did BMW start installing DPFs in the X3? 14 Aug 2013 (Ask HJ)
I am considering buying a BMW X3 2.0D SE. Could you tell me when the diesel particulate filter was introduced to this model. -
Engine failure after 15,000 miles 29 Jun 2012 (Ask HJ)
My friend's engine failed completely after only 15,000 miles, dealership says the cause was too much oil in the engine, but he has never added any between... -
Will a Jaguar XF diesel be ok used for weekend and evening journeys? 5 Sep 2010 (Ask HJ)
If I treat myself to a new or nearly-new Jaguar XF 3.0 diesel and only drive it at weekends and maybe some evenings, will the DPF be ok as long as those... -
Does mileage affect diesel particulate filters (DPF)? 31 Jan 2022 (Ask HJ)
You recently suggested that low mileage has an impact on blocked diesel particulate filters. Low mileage has nothing to do with it. If I don’t regularly... -
DPF problems with Yaris - should the warranty cover the repairs? 3 Aug 2016 (Ask HJ)
I am a driving instructor and run a 2013 Toyota Yaris 1.4 diesel, with 50,000 miles on the clock. The car had a new DPF fitted six months ago with new...
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