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Where are my figures going in Real MPG? 20 May 2012 (Ask HJ)
I have twice posted my real world fuel consumption figures to your site and on both occassions thay have subsequently disappeared. Why is this happening? -
Shell V Power and Tesco Momentum 99 24 Jan 2012 (Ask HJ)
Thanks for your prompt reply to using Unleaded Fuel and putting in additive. No more Redex for me. Just read a report which compares Tesco Momentum 99... -
petrol or diesel for fuel economy? 2 Dec 2011 (Ask HJ)
I'm looking to buy a replacement family sized car in the new year, I want something good on fuel econonmy and am considering a diesel. I feel that if I... -
Driller thrillers 28 Nov 2011 (Ask HJ)
In November 2009, holes were drilled, at night, in the fuel tanks of a number of cars in Kingston, Surrey. On 04 November 2010, a person was convicted... -
Vauxhall Curser 1 Oct 2011 (Ask HJ)
Three years ago we bought a Vauxhall Corsa Design 1400 automatic. We like the car but we are not happy with the fuel consumption. The manual says it should... -
For richer for pourer 4 Sep 2011 (Ask HJ)
I have a Jaguar XF 2.7D. I have always used Redex Fuel System Cleaner, but wonder if it is really of any use? I only drive about 5,000 miles per year and... -
Supermarket diesel? 1 Aug 2011 (Ask HJ)
I own a Toyota Corolla Verso 2.2 D4D. The Toyota dealer recommended that I not run the car on diesel purchased from supermarkets (do you agree with him?).... -
Thanks for presenting your true mpg figure database, and don't blame the manufacturers for trying. 16 Jun 2011 (Ask HJ)
Congratulations on launching a table to reflect true average fuel consumption figures (www.honestjohn.co.uk/realmpg). You cannot really blame the manufacturers.... -
Real life fuel economy register 8 Jun 2011 (Ask HJ)
I filled out the real life figures for my Honda Jazz 1.2 in April /May. My figures were included and gave my true readings. However the site has taken... -
Rip off Britain? 11 Feb 2011 (Ask HJ)
I have just returned from Tenerife, a Spanish island in the Atlantic, miles from anywhere. Diesel fuel is 0.844 cents per litre or about £0.75 pence per... -
Air flow meter 10 Feb 2011 (Ask HJ)
Just brought a new air flow meter off ebay, was £32 and works fine, but think my fuel economy has gone down. I am getting at best 300 miles for a tank... -
Our new Fiat Panda automatic has returned an excellent 55mpg average over 5000 miles. 14 Oct 2010 (Ask HJ)
We recently swapped our old Rover 45 1600 auto for a FIAT Panda Automatic. We're really pleased with it - particularly the fuel consumption. We've always... -
Vauxhall Zafira 2 Oct 2010 (Ask HJ)
my Zafira has been playing up for a while now when its low on fuel in looses power only on a left turn. However it's been in 5 garages now and they haven't... -
Why doesn't my new Opel Astra doesn't achieve the quoted fuel economy figures? 10 Sep 2010 (Ask HJ)
My new Opel Astra 1.7CDTI SE (110) is still heavy on diesel with over 13,000km on the clock. The manufacturer quotes circa 61mpg, whereas I am lucky... -
My Ford Mondeo screeches under acceleration - why? 16 Aug 2010 (Ask HJ)
I have a Ford Mondeo 2-litre TDCi. I put some V-Power fuel in it last week and it started belching out black smoke and misfiring more than usual. On further... -
Why is my Volkswagen Passat producing smoke, oil and water from the exhaust? 30 Jul 2010 (Ask HJ)
My Volkswagen Passat 1.9TDI 130 Sport is throwing out white smoke, oil and water. Have you any ideas? Can I try injector cleaner? -
Something in particulate 12 Mar 2010 (Ask HJ)
Just recently (in this cold weather) I have had great difficulty starting my Skoda Octavia 1.9 TDI. When it eventually has started a cloud of back particulates... -
is it possible to convert a Dacia Sandero to LPG? 3 Sep 2022 (Ask HJ)
Can you tell me if it's possible to convert a petrol Dacia Sandero to LPG? -
Why won't my Zafira start? 20 Feb 2015 (Ask HJ)
My 2003 Vauxhall Zafira diesel won't start. It hasn't suffered from this problem before and was only standing for a day. Any ideas? -
What fuel economy does the Vauxhall Insignia return? 25 Aug 2010 (Ask HJ)
Do you know what the MPG is on a Vauxhall Isignia 2.0CDTI Exclusiv?
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