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• Volkswagen T4 Caravelle (1994 - 2003) - 02 2.0 battery light sometimes stays on whilst dri 18 Dec 2009 (Forum)
  What will cause a battery light to stay on whilst driving? the battery charges ok and the diesel engine has no trouble starting. could it be a loose earth somewhere?
• Ford Focus (1998 - 2004) - 2002 1.8 tdci Correct battery for diesel focus 25 Nov 2008 (Forum)
  Hello Can some one tell the correct size of battery for my 2002 focus 1.8 tdci. I was sold a 62Ah battery but I suspect that might be a bit on the small side.
• Flat battery car-start devices 13 May 2003 (Forum)
  Anyone had any experience with those battery boost things that give you a jump start. I think you charge them up from the mains and then use them if you have a flat battery. Which is the best to buy? Where is the best place to buy them from?
• Battery jump-starter 11 Apr 2024 (Forum)
  Looking for recommendations of a good, small car battery jump-starter. <£75. Car is a 2.0L diesel BMW Touring (non-dpf).
• General all cars - Battery charger 19 Oct 2014 (Forum)
  Battery charger   Which would you recommend, please ? John Isherwood Nottingham 07929 242 296
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  Is it dangerous if a flat battery means you can't get in or out of the car? 12 Jun 2025 (Ask HJ)
  My Hyundai Kona Electric 12v battery failed after 18 months, leaving the car inaccessible, as all the doors were locked and the "smart key" would not work....
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  What is the warranty for hybrid batteries on Toyotas? 24 Dec 2024 (Ask HJ)
  Toyota's warranty for EVs is when it gets below 70% range it will be replaced under warranty. But that does not include hybrids or plugins. Do...
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  Can you recommend a cordless trickle charger? 26 Apr 2024 (Ask HJ)
  Is there such a thing as a cordless rechargeable trickle charger, that I can buy for my VW Caddy 1ltr TSI, stop start battery? The vehicle is parked on...
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  If the battery pack of an EV is damaged can it be repaired? 12 Oct 2023 (Ask HJ)
  I understand that if the battery pack of an electric car is damaged by debris etc on the road, the whole battery pack has to be replaced as it cannot be...
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  Will my Toyota C-HR battery survive being parked up for a month? 24 Jul 2023 (Ask HJ)
  I am aware of the problems with the starter battery if the C-HR is not used regularly. I am away in the winter for about a month without the C-HR. What...
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  How long do I need to run my car to keep the battery charged if I'm quarantined because of Coronavirus? 18 Mar 2020 (Ask HJ)
  I am about to be quarantined for three months. I propose to run my car weekly. How long do I need to run it to keep the battery charged? Anything else...
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  My car's battery is discharging when it's shut down and stationery - any advice? 22 Jan 2018 (Ask HJ)
  My Ford Mondeo's battery is discharging when it's shut down and stationery. It is a new battery, but the car is nine years old, with 53,000 miles on the...
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  Is a faulty battery preventing the stop-start feature from working on my BMW 118d? 3 Aug 2013 (Ask HJ)
  I have a December 2007 BMW 118d ED with stop-start and the other associated bells and whistles. This feature has not worked for about nine months. My BMW...
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  Does the warranty cover a failed battery in my Toyota Prius? 6 Jul 2013 (Ask HJ)
  In March this year I bought a 2008 Toyota Prius from a main dealer who gave a 12-month warranty. In April and subsequently in May, the small 12 volt battery...
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  My battery frequently discharges if left for a period of time - why? 29 Sep 2012 (Ask HJ)
  I have a 2010 Volkswagen Scirocco 2.0 TDI. After leaving it locked in garage for four weeks while on holiday, I found that the battery had discharged and...
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  Why is my Citroen C5's battery draining itself when left stood? 21 Jan 2012 (Ask HJ)
  I own a Citroen C5 automatic diesel. I have experienced problems where, when parked for a number of days, the battery runs down. I had it checked by the...
• Volkswagen Polo III (1994 - 1999) - 96 1.4 Charged battery - gone flat overnight 19 Aug 2008 (Forum)
  I checked the battery charge level and it was very low (between 1 and 2) so charged it fully through the day - I installed the battery again and tried to start the car. It worked like a charm. However, overnight the battery has drained somehow and the car will not start.
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  Fiesta Active Hybrid battery drain issue - is low mileage the cause? 3 Oct 2022 (Ask HJ)
  I have owned a Fiesta hybrid, bought as a pre-reg, since November 2021. It went back to the main dealers in January because the touch sensitive locking...
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  Has our Volvo XC60 got a battery fault? 26 May 2012 (Ask HJ)
  My Volvo XC60 D5 (205) SE Lux Premium AWD Geartronic was purchased on 24 July 2010. At the beginning of August 2011 I couldn't drive for some eight weeks,...
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  What's the best trickle charger? 31 May 2023 (Ask HJ)
  My Toyota Proace is not used very often resulting in the battery draining down. Will a solar powered trickle charger keep the battery topped up? I am...