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• Vw golf tdi - Fuel problem 4 Feb 2015 (Forum)
  Car runs fine 10/15 miles then cuts out once you slacking 3 screws on filter housing lift it up let it draw in some air it runs ok again for same as ?
• Golf GTi 16V probs 24 Jun 2005 (Forum)
  My 1989 Golf GTi 16v has started to run on three cylinders when ticking over. It runs fine at over 1200 rpm and goes well but I'd like it to tick over properly. Any ideas? Thanks
• peugeot 306 dt 1997 black smoke 9 Dec 2004 (Forum)
  The car appears to struggle to run and blows out clouds of black smoke, could it be the egr valve or turbo or would the car run even if these were faulty, or is it more likely to be the timing or fuelling?
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  Can I run my car on E10 fuel? 13 May 2025 (Ask HJ)
  I have a Peugeot 107 on a 10 plate. The specified fuel for this is E5. What is the danger if I run it on E10? Bear in mind that E10 fuel did not exist...
• Renault Clio - Daytime running light and MOT 1 Nov 2024 (Forum)
  Daytime running lamps are only inspected on cars first used on or after 1 March 2018.  
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  Are run flat tyres best for dealing with pot holes? 23 Jan 2024 (Ask HJ)
  I read with interest your reply to the reader who enquired about best tyres for potholes. My BMW 320i has 225/45R18 which are runflats. I have always assumed...
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  Do I need to let the engine idle after a long journey? 16 Dec 2020 (Ask HJ)
  I have a Kia Rio that has a turbocharged engine. I was always told that after a long journey you must keep the engine running for a minute or two (in order...
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  Should I keep or sell my high mileage 2007 Renault Kangoo Van? 6 Mar 2017 (Ask HJ)
  I've got a petrol 2007 Renault Kangoo Van that's done 150,000 miles. A little battered, but in good working order. My dilemma is: selling it for what it...
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  DRLs on a Volvo V70 12 Oct 2015 (Ask HJ)
  I would like to attach third party DRL lights to my V70. The automatic wiring loombs you can buy seem an easy option along with dimming options. I have...
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  Can I run 87 or 89 octane fuel in my Mazda CX-7? 24 Aug 2013 (Ask HJ)
  We recently purchased a low mileage Mazda CX-7 as a second car. The 244HP 2.3-litre turbo engine is very thirsty and the manual calls for 91 octane fuel....
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  Broken LED running light on an Audi and no one can help. Any advice? 1 Nov 2012 (Ask HJ)
  I own an Audi A5 2007 with front eyelash style daytime running LED units, seven or eight LEDs within each unit. One single LED within the offside passenger...
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  Can I replace Castrol Valvemaster with Miller's VSP Power Plus in my 1967 Triumph 2000? 25 Aug 2012 (Ask HJ)
  I run my 1960 Standard Vanguard using Miller’s VSP Power Plus as a lead replacement additive. I have now acquired a 1967 Triumph 2000 which has been run...
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  SEAT Exeo ST 6 Apr 2012 (Ask HJ)
  My seat exeo st is just 2 years old.Recently the climate control stopped giving out any cold air and also gave a terrible smell. The main dealer I bought...
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  My Mazda 323 will not run - what's wrong with it? 27 Aug 2010 (Ask HJ)
  This afternoon my X-reg 1.4-litre Mazda 323 died. The engine starts but will not run, it's as if the ignition is being switched off. I'm guessing there...
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  Can I disconnect the EGR valve in my 1999 Vauxhall Vectra? 20 Jul 2010 (Ask HJ)
  I have a 1999 1.8 Vauxhall Vectra and I've been having problems with it since we got it. After spending around £160 on replacing some parts, I think its...
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  Should I really run my Citroen C5 diesel to 4500rpm several times a week? 29 Jun 2010 (Ask HJ)
  I note your advice to hit 4500 rpm through the gears several times a week. Does this apply to all engines? At only 4000 rpm in my 2008 Citroen C5 2.0HDI...
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  Big banger theory 6 Feb 2010 (Ask HJ)
  I have about £800 to spend on a family car for two adults and two kids. What would you recommend? I have seen a 1999 Vauxhall Vectra 2.0DI turbodiesel,...
• lean and pinking toyota 10 May 2003 (Forum)
  I have now removed the oil cooler from the circuit and am waiting for a new one to arrive, but the car continues to run lean and this is despite the temperature not rising past normal. The car is a 1995 1600cc 16 valve Carina e GSi, it is not thrashed and most of my driving is in town but it gets a good run once per week.
• maybe a Toyota Yaris? - Need a little run around car 7 Sep 2021 (Forum)
  Hi Honest John team! I am after a little run around car to get me to work and back and to the shops,short journeys mainly with perhaps the odd long one thrown in. I want something reliable,cheap to run and quite safe with cheap parts if possible!
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  Best used family car for £7000? 17 Feb 2020 (Ask HJ)
  Can you recommend a petrol used car (circa £7000) that has low running costs but is large enough to fit two child seats in the back plus a double stroller...