Showing results in  Ask HJ [Show all channels]

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  Should I use a float charger? 16 Apr 2020 (Ask HJ)
  I've just heard about battery float chargers, is this another way of saying trickle chargers? I'm looking to buy one for my dad, who owns a BMW 1 Series...
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  I'm leaving my car sat on my driveway for nine weeks in winter - should I disconnect the battery? 23 Nov 2017 (Ask HJ)
  I'm leaving my 2015 Volkswagen Jetta and Volkswagen Golf on my driveway for nine weeks in winter. Should I disconnect the batteries?
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  Battery drain on Fiat 500- what's the cause? 9 Dec 2013 (Ask HJ)
  The battery keeps draining on my daughter's FIAT 500 1.2 sport and the local dealership seems unable to pinpoint the problem . We have paid for a full...
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  Aircon fan has a mind of its own on my 3 Series 3 Feb 2013 (Ask HJ)
  The fan goes on and off for no apparent reason on my BMW 3 Series. The final stage resistor has been changed and when working the fan goes at different...
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  Is it common for the tailgate lock on the Volkswagen Touran to malfunction? 5 Feb 2011 (Ask HJ)
  I am having trouble with the tailgate on my Volkswagen Touran. Once closed it unlocks and it won't completely lock home again, and you can hear the lock...
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  Interested in Toyota Prius but not sure about longevity of battery 9 Jan 2011 (Ask HJ)
  With the likehood that increasing worlwide demand for fuel will continue to hike up prices, I am seriously thinking of buying a Toyota Prius. I do, however,...
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  Rover 214 1995 engine not starting 4 Jan 2011 (Ask HJ)
  The battery went flat on my Rover so i removed it and charged it up. When putting the battery back in and connecting this up the engine would not start....
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  Is there a fault with my Ford Fiesta's starter motor? 23 Jun 2010 (Ask HJ)
  I am having trouble with my diesel Ford Fiesta 1.7 TD's starter motor. If I stop and start a lot, the motor takes a lot of time turning over and on a couple...
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  Will a disconnected battery cause me to lose the radio code? 3 Apr 2020 (Ask HJ)
  I own a 2011 Skoda Roomster and would like to know if disconnecting the car battery will mean I lose the radio security code.
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  Why are electric cars so expensive? 19 Aug 2017 (Ask HJ)
  I'm considering buying a Nissan Leaf. There's an attractive offer on at the moment. Are they good value? Why are they so expensive? Surely there are fewer...
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  Starting problems with Vauxhall Corsa - what's the cause? 21 Jan 2014 (Ask HJ)
  Twice in two weeks my wife's 2007 Vauxhall Corsa has refused to start. It makes a ticking noise but nothing more. The car eventually starts after a five...
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  Where are the fuses for a Ka? 6 Jun 2013 (Ask HJ)
  Where are the fuses for cigarette lighter and back windscreen wiper on a Ford Ka? I know the fuse box is beside steering wheel.
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  car not used for long periods 10 Nov 2010 (Ask HJ)
  As I go away for long periods, 3 months sometimes, what is the best way to stop the battery from totally discharging. Should it be disconnected or are...
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  Why has my Renault Megane's immobiliser stopped working? 27 Jul 2010 (Ask HJ)
  My 1998 Renault Megane's immobiliser is not working. I can't start my car. It's not my fob as I've just put new batteries in. Can you help?
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  Should I only charge my electric car to 80% to prevent battery degredation? 26 Nov 2020 (Ask HJ)
  I recently read that the best practice for good EV battery health is only to charge to 80%. I'd be grateful for a bit more advice on this, please. Is it...
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  Battery goes flat after just 2 weeks - what's the fault? 27 Oct 2014 (Ask HJ)
  I have owned my 2002 Mercedes-Benz C-Class Sport Coupe 220 diesel since new. It has now done 95,000 miles and has been regularly serviced and immaculately...
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  What maybe the fault when connecting the battery terminals wrong way round 8 Jan 2013 (Ask HJ)
  We have a 2002 Peugeot 307 Rapier. It had been running fine but finally a day came when it started showing up anti-pollution fault. We got it checked but...
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  Can I reject a car because the hybrid range is less than what I was told? 17 May 2023 (Ask HJ)
  I have just got a '67 plate BMW 2 Series Active Tourer PHEV. I was (verbally) told the battery range was 28 miles by the dealer, I now find it is actually...
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  Will running the engine of my car once a week help prevent battery depletion? 6 Apr 2020 (Ask HJ)
  I have SORN'd my Jaguar F-Pace during the Coronavirus pandemic. Besides turning the engine over once a week, what else can I do to ensure the efficiency...
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  Do electric car batteries lose charge if not used for a period of time? 22 Oct 2019 (Ask HJ)
  I live in the London suburbs and drive 5000 miles per year (mostly in London with most return journeys no longer than 130 miles) so I am thinking about...