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Diesel bug in BMW 7 Series - any advice? 10 Dec 2015 (Ask HJ)
I have been told by my BMW dealer after spending £1000 that the reason my car stops running is that I have a diesel bug that has damaged the high pressure... -
Is there a benefit from alternating V power and FuelSave Diesel whilst saving on fuel costs? 25 Jan 2014 (Ask HJ)
As an alternative to Supermarket Diesel whilst attempting to keep fuels costs down, will I get some benefits from alternating Shell V Power with Shell... -
Diesel Fuel Pump failure 15 Jan 2011 (Ask HJ)
My 1.5-litre Clio diesel is four years old, with 68k miles on the clock. I have been advised that the fuel pump has failed internally sending metal filings... -
Supermarket fuels - are they that bad? 11 Nov 2011 (Ask HJ)
Does your advice regarding the use of supermarket fuels still stand? I understand that you recommend the use of premium fuels (diesel in my case) as opposed... -
EEC Diesel Tax 12 Apr 2011 (Ask HJ)
Read that EEC are proposing to base fuel tax on energy content rather than volume and to have separate taxes for carbon dioxide and fuel. This could... -
Why do you rate BP Ultimate diesel over Shell V-Power for diesels? 21 Apr 2012 (Ask HJ)
I currently run a 2006 Honda Accord 2.2 i-CTDi and have been using Shell V-Power diesel fuel exclusively. I was just wondering what your thoughts are and... -
My car has been sat for six years with some diesel in the tank - should I drain it before starting it? 10 Apr 2019 (Ask HJ)
I have had a 2003 Mercedes-Benz E320 CDI sitting on the drive for the last six years with some diesel fuel in the tank. Now I am about to restart using... -
Storing five jerry cans of diesel - is it a good idea? 30 Nov 2012 (Ask HJ)
I wish to store diesel fuel in five jerry cans. How long may I store modern fuels before they become contaminated or of reduced efficiency? I would also... -
Pitta virtues 13 Jun 2009 (Ask HJ)
I drive a 1995 Hyundai H100 diesel. I would like to know if I can run it on used falafel cooking oil instead of (or as well as) diesel fuel? Can the oil... -
Which fuel should I buy? 11 Aug 2011 (Ask HJ)
I am taking delivery of a new Qashqai 2.0 diesel auto. I always use Shell fuel. Do you think the extra cost of Shell V Power is worth it for my new car?... -
Does the kia Sportage suffer with failing fuel filters? 20 May 2014 (Ask HJ)
Can you tell me if failing fuel filters on the Kia Sportage is an ongoing problem? -
What happens if I put petrol into a diesel car? 6 Apr 2021 (Ask HJ)
Does putting petrol in a diesel car cause damage? -
I put 7.5 litres of petrol in my diesel car and then drove 20 miles - will I have future issues with the car? 16 Mar 2020 (Ask HJ)
Last night I accidentally put 7.5 litres of petrol into my diesel car. It was late at night and everything was closed because of the coronavirus. I filled... -
Buying a fuel efficient family car 5 Mar 2011 (Ask HJ)
What are the best, extra urban mpg, used family cars? -
Which diesel fuel for my Mercedes-Benz E220? 18 Aug 2012 (Ask HJ)
I am about to purchase a new Mercedes E220 ‘Executive SE’ saloon. I have read varying reports on supermarket diesel fuel and I am reluctant to fill up... -
Is premium diesel worth the extra cost? 23 Feb 2011 (Ask HJ)
Is it worth using a premium diesel fuel in a 2007 VW Passat 2.0 TDI car from the point of view of performance, engine longevity, smoother running etc? -
Anti-freeze in diesel fuel 13 Dec 2012 (Ask HJ)
My Citroen C4 Grand Picasso 1.6 HDi has gone into 'limp mode' and then cut out on me twice recently, accompanied by the ESP and auto handbrake warning... -
What are the difference in the two types of diesel fuel? 17 Jul 2023 (Ask HJ)
I have noticed two types of diesel fuel on some forecourts. What is the difference please? Which has the longest shelf life? -
Diesel engine clogged up after running out of fuel - how can I fix it? 18 Jul 2013 (Ask HJ)
I ran out of diesel recently in my Ford Mondeo. I added more fuel, but the car keeps spluttering to a halt. I’ve put injection cleaner in and changed the... -
Is diesel or petrol better for a used car? 11 Apr 2024 (Ask HJ)
What are the advantages/disadvantages of diesel over petrol for a ten year old car?
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