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  Fuel economy is disappointing. 17 Sep 2012 (Ask HJ)
  I have just bought a brand new Hyundai i20 1.1 75PS Active. The marketing documentation claims that the car will achieve 61.4 mpg (urban) 83.1 mpg (extra...
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  Poor fuel economy in my Ford Fusion diesel 1.4 . What's the cause? 6 Jun 2012 (Ask HJ)
  I have recently bought a Ford Fusion Diesel 1.4. It's one owner with 46,000 miles. I am only getting 43mpg on a combination of motorway and commuting journeys....
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  Poor fuel economy on a Lexus IS - any ideas? 31 May 2012 (Ask HJ)
  Just bought a Lexus IS220d and I'm very dissapointed with the mpg, I'm only getting 24 mpg, but the official Lexus site says 35 mpg urban 55 extra urban...
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  Black smoke from an Octavia 9 Nov 2011 (Ask HJ)
  I have a Skoda Octavia 1.6. It has 170,000 km in good condition but it has problems - black smoke from the tail pipe and a high fuel consumption. I changed...
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  Car won't start after running out of fuel 6 Nov 2011 (Ask HJ)
  Hi, my car ran out of petrol and filled it up with more petrol but now the engine wont start. It was fine before. It starts but just doesnt turn over and...
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  DPF additives 1 Jun 2011 (Ask HJ)
  I have a Skoda Yeti 2.0 Diesel with DSG. 5,000 miles a year, 40% of my journeys less than 5miles. Would a fuel additive reduce the chance of clogging and,...
• 55 Ford Focus 1.8 tdci - 55 Focus tdci Bad Fuel Economy 4 Feb 2011 (Forum)
  I used to get around 550 miles to a full tank although I have noticed over the last month or two it seems to be drinking fuel. I now seem to be getting around 400 to 450 miles out of a full tank even though around 90% of my driving is on the motorway I have dropped my speed down to 55 - 60 mph
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  Any idea why my Vauxhall Astra misfires after being started when cold? 21 Aug 2010 (Ask HJ)
  I've bought a Vauxhall Astra 17DTi. I am having trouble with it misfiring when it is cold first thing in morning, but once warm it runs great. I have changed...
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  Lost in translation 28 Mar 2009 (Ask HJ)
  At a fuel station, a customer filling with fuel at one pump could give the cashier an alternate pump reading (if he assumed it be less than his own) and...
• Renault Clio 1 Petrol (1991 - 1998) - 94 1.4 hi fuel consumption 23 Nov 2008 (Forum)
  ... i took the air filter off and ran it, i can see lots of fuel coming from the single injector into the throttle body, i know visually there is too much fuel going in but i dont know the cause.. i'm told the lambda sensor would cause this but im not sure if im testing it right, putting the multi-meter
• Peugeot 405 Diesel (1988 - 1996) - 1994 1.9TD Fuel problem 24 Oct 2008 (Forum)
  In May i left my 405 1.9 TD sat for a week while i was away. When i came back it would not start, the engine turned over fine but it wasn't even trying to fire up. I primed the fuel system using the squidgy rubber pump and it fired up no problem. The car hasn't been left more than a couple of days
• 306 1.9TD changed the fuel pump-Problems 24 Jan 2006 (Forum)
  I recently tried to 'turn up' my 1998 306 Td by messing with the maximum fuel settings and boost settings. There is a black grommit on the lucas fuel pump that has to be removed so to 'turn it up'. But i broke the grommit, and had to buy a second hand pump, as grommits can not be bought for love
• Fuel pumps? 11 May 2005 (Forum)
  Okay, I accept this is going to make me seem really dumb, but anyway...recently I've noticed that the fuel pumps at Sainsbury's have been sort of 'snapping back' a lot (I don't know the technical term, but when you pull the release trigger, and it jsut doesn't let you have nething till you ease off
• need help ,convert manual fuel pump 21 May 2003 (Forum)
  hi all , ok i have just got hold of a 1990 ford fiesta 1100 got this very cheap hence the age and the engine had died,i have now put a second hand ford fiesta 1300 engine in, problem is guess this engine must of been a 1300 cfi engine as there is no place for a manual fuel pump to go(not even
• Ford 1.8D Start Problem (Again!!!!) 24 Mar 2003 (Forum)
  Hi to group - My wifes fiesta 1.8D has had poor starting since the first frost. The car eventually starts after a lot of cranking then runs fine all day long, until the next frost - so I replaced the glow plugs. No improvement. I changed the fuel filter. No improvement - in fact the problem has
• Computed fuel consumption 11 Mar 2003 (Forum)
  is 40-42. I can rationalise this as follows. The car measures miles within 2%, but has no accurate idea of fuel quantities - it can only guess on the basis of the float in the tank, and those are notoriously vague. Whether by accident or design, gauges tend to be pessimistic in the lower half (i.e
• Fuel Efficient Family Hatch Recommendation 23 May 2022 (Forum)
  Hi guys  Looking for car recommendations (petrol or hybrid). I want to buy a family hatch. Priorities are MPG, reliability, nice looking and something...
• Incorrect fuel - remedy the old fashioned way 7 Nov 2019 (Forum)
  Neither SWMBO nor I have fuelled wrongly yet, despite having a diesel and a petrol car between us, tho that is largely because she always drives the diesel. ...
• 8 Sep 2019 (Forum)
  Modern engines are not optimised for 99 Octane fuel. They have to have anti-knock sensors that can dynamically advance the timing until pinking occurs and them slacken it off a bit. If they were indeed optimised for 99, they would pink like crazy on 95 and burn holes in the pistons as well as being
• Very golf plus 2006 - Central locking windows and mirror control doesn't 27 Sep 2015 (Forum)
  I've checked fuse board and they all seem fine. Mirrors, fuel cap, windows and central locking don't work. I need fuel soon and beginning to panic.