Showing results in  Ask HJ [Show all channels]

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  The perils of overeating 3 Apr 2010 (Ask HJ)
  I have a Golf VR6. The car has started to overheat so I’ve pulled over to let it cool down. I’ve then topped it up with water, started the engine with...
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  Why isn't my keyfob working to unlock my car? 11 May 2020 (Ask HJ)
  Why can the driver’s door of my car only be locked/unlocked with the key inserted?
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  Citroen Xsara Picasso will not start 29 May 2014 (Ask HJ)
  My Citroen Xsara Picasso will not start. All I get when I turn the key is a clicking noise and the internal lights flash. Can you help?
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  Ford Focus: Remote Locking Doesn't Work. What Now? 2 Feb 2013 (Ask HJ)
  My Ford Focus 2003 remote will lock car but will not unlock car, key in lock works OK. Do you think it's the remote battery?
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  Why is the BMW 330e plug-in hybrid zero road tax? 3 May 2022 (Ask HJ)
  How is it that the new BMW 330e plug-in hybrid variant can be zero tax rated when after 25 miles it has to run on its petrol engine when my BMW i3 can...
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  Why is the Government so obsessed over electric cars, shouldn't its focus be on hydrogen vehicles? 6 Sep 2021 (Ask HJ)
  Why is the Government so obsessed with electric vehicles considering the energy involved in mining for lithium and the generation of electricity to power...
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  Can you explain whether a PHEV or a self-charging hybrid would be better suited to my driving? 6 Nov 2019 (Ask HJ)
  I'm looking at changing my diesel car for a plug-in hybrid or a self-charging hybrid. Could you explain the difference between the two systems and whether...
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  Is a used Tesla S a sensible buy? 18 Jan 2019 (Ask HJ)
  There are many three or four-year-old Tesla's on the market, probably because the four year 50k warranty has expired. I have read many horror stories regarding...
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  How do I proceed with electrical faults in my Skoda Fabia? 27 Dec 2016 (Ask HJ)
  I drive a Skoda Fabia. I notified you in April when various electrics failed, including the dashboard electrics, and caused the engine to suddenly cut...
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  Why won't my Volkswagen Polo start? 27 Nov 2014 (Ask HJ)
  My 2000 plate Volkswagen Polo is struggling to start. It sounds and feels like a flat battery, but I have replaced it and the problem persists. Any ideas?
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  Warning lights flashing on and off on Renault Trafic van - any ideas? 29 Jun 2013 (Ask HJ)
  I have a 2002 Renault Trafic van and the stop light and battery lights keep flashing on/off before eventually staying switched on, any idea what could...
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  Sept 2011 Golf - flat battery problem 12 Apr 2012 (Ask HJ)
  I purchased a brand new Golf 1.4 TSI 5dr in Sept 2011 and have been very happy with it. When it was parked at home 2 days ago I noticed that both front...
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  What is a mild hybrid? 11 Mar 2024 (Ask HJ)
  What does 48v mild hybrid mean and what is it meant to do?
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  Why does my hybrid give better economy in the summer? 12 Apr 2023 (Ask HJ)
  My Yaris Hybrid can touch 80mpg in summer but drops down to about 60mpg in winter. Any reason for that?
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  Are there any new electric cars with petrol generators like the Vauxhall Ampera? 30 Mar 2023 (Ask HJ)
  Are there any new cars electric drive with petrol to charge the battery like the Vauxhall Ampera?
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  Why is my new MG5 suffering from condensation? 23 Mar 2023 (Ask HJ)
  I've just bought an MG5. The only problem is it’s bad with condensation but when I put the heater on it drains the battery. Can you help?
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  What trickle charger should I use for a mild hybrid? 17 Mar 2023 (Ask HJ)
  Can you suggest a suitable trickle charger for my mild hybrid Mercedes GLC 300? There seems to be a lot of choice.
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  Does the cold weather affect electric car range? 24 Jan 2023 (Ask HJ)
  Does extreme cold weather adversely affect EV range?
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  Do diesel hybrids have DPF problems? 19 Oct 2022 (Ask HJ)
  How do diesel hybrids cope with switching on and off, between diesel and battery, if they have a DPF fitted? Even a medium length drive might involve lots...
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  Why are PHEVs less efficient than normal hybrids? 16 Nov 2018 (Ask HJ)
  I have read your report about poor real life mpg for plug-in hybrids if not plugged in. Why are they less efficient than conventional hybrids if used in...