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• Petrol and Diesel Prices 5 Jul 2023 (Forum)
   So the CMA has at last confirmed that the retail fuel market has in the last few years doubled its profit margins and how quick retailers put up...
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  Is it worth using premium grade petrol? 26 Feb 2018 (Ask HJ)
  Is premium grade petrol good value?
• Nissan Serena 2.3 Diesel - Difficutly getting this vehicle started. 4 Feb 2014 (Forum)
  The vehicle is proving difficult to start after changing the cylinder head. The fuel pump was not allowing fuel through initially. Somehow the imobiliser...
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  Missing additive tank 24 Apr 2011 (Ask HJ)
  My Peugeot 406 coupe is missing its fuel additive tank. What will it do to the car and its performance?
• Peugeot 406 diesel - Peugeot 406 isses after fuel pump replacement? 16 Feb 2011 (Forum)
  Hi all, After some advice... The fuel pump on my 406 packed in about two weeks ago, I replaced it and it worked fine for about 3 days. It the...
• Vauxhall zafira 1.9 diesel - fuel not getting to engine on start up 24 Jun 2010 (Forum)
  Put car in garage for heater plugs relay. When I got it out  after leaving it sitting for about an hour, started car and about 5 seconds later it...
• Petrol or Diesel 21 Nov 2004 (Forum)
  From an environmental point of view which fuel caues the least harm I know diesels produce less CO2, but what about other emissions? Any suggestions?
• Diesel car filled wirh Petrol 21 Mar 2004 (Forum)
  Could this offer a cheaper alternative to draining flushing etc in the event of a mistake when refueling a diesel car ndbw
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  Mazda6 estate injector seals - DIY job? 31 May 2013 (Ask HJ)
  I have a 2007 Mazda6 Estate 2.0 diesel. I have a leak around the fuel injection seals - is it possible to replace these seals or does it require special...
• Alfa Romeo GT Coupe (2004 - ) - 08 1.9 Bio Diesel 8 Jul 2008 (Forum)
  Dear all, I have been offered bio diesel (specifically manufactured) to european standard EN14214, for use in my alfa GT. The company that remapped the ECU specialize in racing diesel cars and they have said there should be no probs. What do people think about this considering its almost brand new, i intend to renew the fuel filter after using biodiesel for the first time.
• 2001 Mondeo diesel fuel tank leak 16 Sep 2006 (Forum)
  I havw a 2001 Mondeo Ghia diesel. When I fill the tank diesel runs from somewhere on the top of the tank? I have had it witha Ford garage twice. They...
• Fuel consumption at idle 17 May 2008 (Forum)
  Any ideas for some petrol/diesel cars? What if you want to sit in the car with the air coin on a hot day?
• Peugeot 106 - Fuel Injectors 19 Mar 2011 (Forum)
  Hi, My 106 Zen Diesel used to be really efficient on fuel especially on long trips. Lately its been drinking fuel and missing when I first start it if its been left a while. Btw I'm a girl so please dont laugh or get too technical!!
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  I replaced my diesel Octavia with a petrol Avensis and have saved a lot of money. 16 Jun 2012 (Ask HJ)
  I was interested in your correspondent RY of Peterborough's comments about diesel engines. After 10 years of driving new and nearly new Volkswagen Group...
• W123 estate and Land Rover series 2 SWB diesel - Old diesel engines. 23 Jun 2014 (Forum)
  Old diesel engines are what I have read not fuel self primers. If I run out of diesel how would I start them?
• diesel additive - Diesel clean up V Dies 28 Jun 2005 (Forum)
  Hi whats the difference between these two Wynnes products? 1. Wynnes diesel system cleaner ( put in the tank) 2. Wynnes diesel clean up (put directly into the fuel filter) Anyone any experience with either?
• kia vs ford - fuel economy 1 Feb 2015 (Forum)
  looking for best small car for fuel economy. i have a ford fiesta 1,0 only avrage 40 to 43 mpg i was thinking changing to kia 1.1 diesel  any ideas 
• NCAP, safety, smart motorways and safest fuel? 11 Jul 2021 (Forum)
   I don't think an electric car would be any better either, if the fragile lithium battery in a mobile phone can ignite when bent under an airline seat. Maybe diesel is the safest fuel?  My brother’s diesel fuel line split, spilling diesel over a hot exhaust.  No problem, switch off engine, fix hose, drive away again. Your thoughts?
• Mondeo 1.8 TDCI 2009 - Diesel Knock & Judder 4 Apr 2014 (Forum)
  I have had the fuel filter changed and a new fuel pressure regulator fitted but is still the same, acceleration is very good and fuel consumption is also good, I have found the car runs a little better on a better grade of fuel.
• Ford Focus (1998 - 2004) - 03 1.8 Diesel fuel economy bad? 16 Feb 2010 (Forum)
  Ive noticed recently that the amount of fuel that the car uses has increased significantly. I used to get aroun 40MPG and now i barely make 20. Its happened...