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  What reasonably-priced battery charger do you recommend? 9 Apr 2020 (Ask HJ)
  What's a reasonably-priced battery charger for a Ford Kuga? I'm looking for one as a back-up during the current Covid-19 lockdown where the use of cars...
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  Assault on battery 9 Aug 2011 (Ask HJ)
  I'm confused with all the data one reads in the newspaper regarding battery driven cars. These are the facts that I have read. Are they correct? 1.Price...
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  What's the best battery to have in an infrequently used car? 17 Jan 2011 (Ask HJ)
  My Mazda MX-5 is used only at weekends and often even less frequently. It's parked on the street. Over Christmas/New Year, the battery went flat and had...
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  Do I need to use a battery conditioner on a nearly new car? 25 Aug 2022 (Ask HJ)
  We will not be using our car for about two and a half months in the autumn. Do you think that we need to fit a battery conditioner whilst we are away?...
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  How long will an EV battery last? 16 Oct 2020 (Ask HJ)
  How long do you think a battery in an electric car would last if you do an average 15,000 miles a year?
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  I can't collect my new car until lockdown ends - should I ask the dealer to replace the battery? 21 Apr 2020 (Ask HJ)
  Two or three days before Covid-19 struck, I put a deposit on a three-year old Skoda Fabia Estate, which had been off the road since the end of January....
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  Batteries going flat on two cars - is it my driving style? 6 Sep 2012 (Ask HJ)
  I got rid of my Rover 45 because it let me down so many times when the battery went flat for no particular reason. I changed the car for a Kia cee’d which...
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  Can you reverse a battery's polarity? 23 Mar 2011 (Ask HJ)
  My neighbour bought a very clean and low mileage Rover 25 (2004) from his local dealer 3 months ago for £3,200. After not being run for 2 weeks, he...
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  My Ford Focus' battery warning light keeps coming on - what's the fault? 1 Sep 2010 (Ask HJ)
  I have a problem with the battery warning light on the dash of my 2006 Ford Focus. I drove from Devon to Scotland with the damn thing on. I called out...
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  Bat out of hole 9 Jan 2010 (Ask HJ)
  Why don't they make sure that all the batteries, in every electric car, are the same and all easily removable and replaceable (maybe in a large sliding...
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  Do electric car running costs take into account battery replacement costs? 4 Mar 2022 (Ask HJ)
  Do electric vehicle running costs take into account eventual battery replacement costs?
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  Battery keeps draining and garage can't figure out what's wrong. Any ideas? 3 Mar 2020 (Ask HJ)
  I have a friend with a Honda CR-V. It has been to the garage twice, to no avail, for repeated battery draining. I wondered if you had any advice or knowledge...
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  What's the best trickle charger for a Jaguar XK8? 9 Sep 2019 (Ask HJ)
  I have a Jaguar XK8 that will need a battery trickle charger over winter. It has a Yuasa YBX 3000 battery, 12 v 95 Ah 850 A. I would be grateful if you...
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  Do I drive enough to charge the battery of a hybrid car? 29 Jun 2017 (Ask HJ)
  I'm considering buying a hybrid vehicle but have been advised by a friend that because I only drive once or twice a week, distances of about 20 miles,...
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  Replacement rechargeable battery? 14 Aug 2015 (Ask HJ)
  I own a Mitsubishi Outlander PHEV new March 30th 2015. The battery life is fading, and has reduced from 32 to less than 20 miles in 4 months. Is this a...
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  £4 batteries, no charge 15 Aug 2011 (Ask HJ)
  I am pleased to say that not all Ford dealers are quite as 'sharp' as one recently described in your column. I needed new batteries for the two remotes...
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  BMW battery bother 16 Jun 2011 (Ask HJ)
  I have water leaking into the battery compartment of a 2006 BMW 525D. This caused a breakdown and major electrical problems which will cost me about £1,000....
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  Does repeated fast charging reduce the life of a battery? 19 Jan 2021 (Ask HJ)
  Does fast charging reduce the life of a rechargeable battery by reducing the number of charging cycles it can go through?
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  Changing a keyfob battery 7 Apr 2013 (Ask HJ)
  Could you tell me how to change a battery on my key fob for a 2004 Volkswagen Passat please?
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  Recharging a stored battery 3 Jan 2012 (Ask HJ)
  Two years ago I removed a virtually new battery from a car I was scrapping to keep it as a spare. I have recently had it on charge for about two days,...