Showing results in  Ask HJ [Show all channels]

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  Contaminated fuel 26 Dec 2015 (Ask HJ)
  I recently took my 2008 Jag XF for a routine service at a main dealer who reported a problem with the injectors. On removal the diesel was found to be...
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  I can endorse your recommendation for Shell V-Power fuel. 22 Sep 2012 (Ask HJ)
  I usually put manufacturers' advertising claims down to empty rhetoric designed to do little other than shift a possibly indifferent product. As a user...
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  Poor fuel consumption. 21 May 2012 (Ask HJ)
  I have a SEAT Ibiza 1.2TSI DSG which I bought new in March for this year and has now completed 1,000 miles. Fuel consumption is hovering around the...
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  Can someone help with my Vauxhall Vectra which has problems starting? 13 Sep 2010 (Ask HJ)
  My Vauxhall Vectra is failing to start first time in the morning. It has to be turned for around 30-40 seconds before it will fire up. After that it will...
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  Does my Ford Fiesta's fuel pick-up hose have a hole in it? 19 Aug 2010 (Ask HJ)
  I have a Ford Fiesta 1.2 Finesse 04 plate, petrol engine. When the fuel level goes below 1/4 of a tank, the car starts stuttering, like it's losing power,...
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  Why is my new Citroen C3 less fuel efficient than my old one? 4 Jun 2010 (Ask HJ)
  One year ago I part-exchanged a 2006 Citroen C3 for a new Citroen C3 1.6 HDi (April 2009) with the same engine. The previous 1.6 HDi engine gave me very...
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  Saving pence, spending pounds 21 Feb 2009 (Ask HJ)
  My wife took her 2002 RAV-4 for a service, which was uneventful. However, a few days later the engine management light came on, so back it went. The service...
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  Fuel economy in a Mitsubishi Outlander 23 Jun 2015 (Ask HJ)
  I have a 2013 Mitsubishi Outlander GX4 manual and no matter how gently I drive the car (I drive the car extremely gently to try to get good economy) I...
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  How can I improve my Octavia's fuel economy? 27 Apr 2015 (Ask HJ)
  I have a 2013 Skoda Octavia 2.0 diesel. However, while my old Octavia gave 65mpg, I find the new model to struggle to get past 50mpg. I understand...
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  What's causing the engine light illuminate on my Mercedes E-Class? 11 Oct 2013 (Ask HJ)
  I bought a 2009 Mercedes-Benz E-Class CDI Blue Efficiency two days ago and the engine management light has come on. I took it back to the dealer and they...
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  Does using an air conditioner affect fuel consumption? 2 Feb 2013 (Ask HJ)
  I have always understood that running the air conditioner causes an increase in fuel consumption. Last week, in very cold weather, I was taken for a demonstration...
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  Engine management light comes on 4 Feb 2012 (Ask HJ)
  I have a 03 Leon 1.4 petrol. Yesterday the engine warning light (Diagnosis/warning of excess pollution) came on. All the time, not flashing. There...
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  DERV hurt 9 Oct 2011 (Ask HJ)
  I have recently purchased my first diesel car and have been informed that I should put the expensive diesel in from time to time as it is a cleaner fuel...
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  Taxi meter 2 Jan 2010 (Ask HJ)
  Surely it is possible in these days of Big Brother to tax vehicles, not on engine size, but on their individual mileages done per annum? We are pensioners...
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  How much fuel does air conditioning use? 15 Jul 2022 (Ask HJ)
  How much fuel does my air conditioning use and is there any way to test if it's fully working and as cold as it should be?
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  If I start using premium fuel after 80k miles, will there be a release of carbon deposits and would this damage the engine? 3 May 2020 (Ask HJ)
  My Avensis has done 82,000 trouble-free miles on supermarket petrol. If I now start using Shell high octane fuel, will I get a sudden release of carbon...
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  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...
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  Can I demand a free fuel economy check for my Vauxhall Astra under warranty? 16 Jul 2010 (Ask HJ)
  I've had an Astra SRI150 CDTI leased from new since February. In 5000 miles the fuel consumption has gradually worsened by about 10 per cent. I'm now averaging...
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  Can I store my car for months on end because of Coronavirus with a full tank of fuel? 19 Mar 2020 (Ask HJ)
  If I store my 2006 Nissan X-Trail 2.5-litre petrol with nearly a full tank of super unleaded, will the petrol have deteriorated too much when I start using...
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  Can I use standard unleaded in my 1990 Mini Moke? 8 Oct 2018 (Ask HJ)
  I have just bought a 1990 Mini Moke, but the dealer is not sure if the cylinder head has the hardened valve seats to use unleaded petrol. Do you think...