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Will a KIA Venga or cee'd diesel cope with an annual mileage of 11,000 with two long journeys per month? 4 Sep 2011 (Ask HJ)
Please advise on the benefits, if any, of buying a KIA Venga or cee’d diesel based on an annual mileage of 10,000-11,000 with at least two trips per month... -
My Volkswagen CC has increased fuel consumption since the emissions fix - what do I do? 16 Jan 2017 (Ask HJ)
My 2012 Volkswagen CC diesel is an auto DSG. Fuel consumption has increased by 6mpg since conversion and will not change automatically until the revs are... -
Mazda 6 Tourer - Why is the fuel economy so poor? 27 Jun 2016 (Ask HJ)
I'm disappointed with the fuel consumption of my Mazda 6 Tourer 2.2 diesel. I never see better than about 44mpg on motorway runs (400 miles in a weekend),... -
Should I keep my Mercedes-Benz C-Class' tyre pressures high to improve fuel economy? 7 Sep 2013 (Ask HJ)
I have an 88,000 mile 2007 Mercedes-Benz C-Class diesel automatic estate, a lovely car. I normally follow the fuel filler flap advice and keep to 32F/33R... -
Do I need to change my driving technique if switching from a diesel to a hybrid? 16 Aug 2018 (Ask HJ)
Having driven diesel cars for the last 30 years, I am about to buy a Kia Niro Hybrid. Are there any differences in driving technique? Do I need to change... -
New Toyota 1.6 D4D engine - is it reliable? 17 Feb 2016 (Ask HJ)
What is your general opinion of Toyota's 1.6 D4D engine? I hear it is BMW supplied and was wondering does it suffer from any DPF issues? I currently drive... -
Does the Nissan Qashqai suffer with DPF problems? 27 May 2014 (Ask HJ)
We have a Nissan Qashquai 2.0 petrol auto which is nearly four years old and is due to be replaced. We love the comfort of the car and would have replaced... -
Diesel knock issue with my Transit 17 May 2012 (Ask HJ)
I have a Transit Connect. When it was cold I used to get a diesel knock, so I had all 4 injectors changed and since then the knock has got worse, now it... -
What's the minimum annual mileage I should cover in my Land Rover Freelander 2 to avoid DPF problems? 16 Sep 2010 (Ask HJ)
I notice that you have mentioned the need for new diesel vehicles to do a yearly minimum mileage when fitted with a particulate filter. The other week... -
The government should now launch a diesel scrappage scheme to get ALL diesels off the road? 24 Nov 2015 (Ask HJ)
Based on the results from last night's BBC Panorama programme re the emissions scandal of Volkswagen group, the Government should now launch a diesel scrappage... -
I put petrol in my diesel car? 3 Jun 2013 (Ask HJ)
I've put eight litres of petrol in my 2.0 diesel Peugeot 307. The car is 51 plate. The tank was in the red, I wasn't paying attention. When I noticed I... -
I would like to buy a new BMW 520 - should I get a petrol or diesel version? 26 Oct 2013 (Ask HJ)
It is now time to change from my nine-year old BMW 525 diesel. I am retired and do about 4000 miles per year. I do lots of short journeys of around seven... -
Confusion transfusion 31 Oct 2009 (Ask HJ)
I thought I would try Shell V-Power diesel. At a Shell Garage I saw a logo in red with a V-Power sign on it and filled up from the pump showing the red... -
Why is my FIAT 500 1.3d making noise and emitting black smoke? 17 Feb 2017 (Ask HJ)
I have a 2011 FIAT 500 1.3 MultiJet diesel purchased in March 2016. I've had a problem with sporadic engine noise, vibration and black smoke coming out... -
Should I expect better fuel economy from my Mercedes-Benz C200 CDi Estate? 12 May 2011 (Ask HJ)
Last September I replaced my C220CDi Mercedes-Benz Estate (85,000 miles) with a Blue Efficiency C200 CDi Mercedes Estate – both diesel automatics. Over... -
Is 7000 miles a year enough to justify a diesel? 24 Apr 2024 (Ask HJ)
I normally do 7000-8000 miles a year, mostly 5-10 miles journeys regularly and 5-6 trips of 150-200 miles in a year. I know people generally say diesel... -
Ford Galaxy engine warning light 28 Aug 2016 (Ask HJ)
I have a 2011 Ford Galaxy 2.0 diesel auto. Last night the engine malfunction warning came up, but the car drove fine with no loss of power. I turned the... -
Volkswagen Golf takes 15 attempts to start - what's wrong? 4 Dec 2013 (Ask HJ)
I own a 2010 Volkswagen Golf 1.6 Bluemotion. The car turns over and starts, but then only runs for five seconds before stopping. I will then have to turn... -
Why did a mechanic inflate my Fiesta's tyres to above the recommended pressure? 21 Sep 2013 (Ask HJ)
Having had three new 195/45R16 tyres fitted to my 1.6 diesel Fiesta I was interested to find that they had all been inflated to a pressure of 37PSI. The... -
Buying a small car for £3000? 30 Dec 2012 (Ask HJ)
I have a budget of around the £2000-3000 mark and I wanted to know what cars are quite reliable? I am a young driver so insurance needs to play a factor,...
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