Refine by channel:  Forum (5029)    Ask HJ (1477)    News (437)    Article (123)    productReview (113)    FAQs (7)    Good Garages (4)  

Sort by: Relevance | Newest first | Oldest first

• 
  Lies, damn lies and static tests 23 Jun 2011 (Ask HJ)
  Regarding battery leakdowns, I have a friend who is a modern auto electrician, by which I mean he has all the latest kit code readers, etc., but for a...
• 
  How long are the batteries in my 2006 Toyota Prius likely to last? 10 Oct 2010 (Ask HJ)
  I have a 2006 Toyota Prius with which I have been very pleased. It is approaching four years old, half the guaranteed battery life, and I wondered if you...
• 
  Are you aware of a new Mercedes-Benz / BMW electric car battery exchange project? 30 Jun 2010 (Ask HJ)
  I recently passed a new factory which was not working yet. I asked what it was for and was told it is a new joint venture between Mercedes-Benz and BMW...
• 
  Well soaked 17 Oct 2009 (Ask HJ)
  Yesterday I noticed water in the rear passenger foot well of my VW Passat saloon. Year is 1999. I am not sure how it got there and I no nothing about cars...
• 16 Volt Battery Problem 22 Oct 2004 (Forum)
  Yesterday I picked up a 64AH Fiaam ( Pug and Cit OEM )_battery at a trade motor Factors as one of my cars battery is giving notice after 5 ½ years. I dropped it off in the garage and hooked it up for a gentle charge and left it. 1 hour later I checked the voltage with 1 amp trickle charge
• Battery draining itself Tommy Cooper stylee 29 Jan 2002 (Forum)
  Dear all, Called out the AA today. As most people assume, l thought l would never need them - how wrong l was. Parked car, no problems whatsoever. Came back 6 hours later battery completely dead, like a bad episode of Star Trek involving power draining aliens. AA man was a gem, thought it may
• Volkswagen Polo - Battery issue + ABS sensor + gearbox speed sensor? 15 Jul 2024 (Forum)
  underpowered and heavy to steer, before springing back again... But not necessarily at the same time as the errors showing. I've taken it to a (very trusted) garage and they found a few issues. Firstly the battery voltage kept randomly dropping, but no problems found with the alternator. So I've got
• 
  Will a PHEV recharge itself when driving? 11 Aug 2021 (Ask HJ)
  Do plug-in hybrids recharge the battery whilst moving like standard hybrids?
• Vauxhall Astra - Battery Light Keeps Coming On 28 Nov 2020 (Forum)
  I've got a 2009 Astra and the battery light keeps coming on.   About a month ago, the car broke down completely - the alternator belt snapped, so I was towed home and the local garage fitted a new belt.   All seemed fine, however later that day the battery
• Rover 200 (1995 - 1999) - 95 1.4 Starting problems - not another new battery 4 Dec 2008 (Forum)
  The car is a Rover 214 16V of 1995 vintage. A new battery was fitted 10 months ago. It was soon after left standing for about 4 months but was started and run for 5 minutes every month or so. Then it entered daily use and was fine for about 3 months. A few weeks ago, the starter hardly turned
• new battery and one-touch windows. 14 Sep 2004 (Forum)
  want to engage. I tried the windows, and they were very sluggish ... So, off across the road to local battery/exhaust/tyre place. Explain situation, he says no problem, we jump in his car with toolbox and new battery and back home. He disconnects battery, connects a quick charger to it, and we open
• 
  Why is the engine in the Nissan Qashqai ePower so big? 20 Oct 2022 (Ask HJ)
  Why is the ICE in the Nissan ePower so big, if it is only required to charge the battery? Couldn’t it be much smaller and lighter?
• 
  Why isn't my stop-start working? 19 May 2020 (Ask HJ)
  My stop-start engine stopped, as per normal, at a set of traffic lights - but then wouldn't automatically start again. Why's that?
• 
  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...
• Ford Fiesta - Ford Fiesta mk6 - starter noise 12 Oct 2018 (Forum)
  Hi guys I've just come back from holiday and tried to start my car, normal ignition lights have come on on the second turn, but when I turn to start it makes a firing noise (like a machine gun). I'm not sure if this is just the battery being low on power and not having the strength to turn
• 
  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?
• Ford Fiesta Zetec 1.4 TDCI CLIMATE TDCI - Ford Fiesta Zetec 1.4 - 05 Not Starting 24 Aug 2016 (Forum)
  start it the next morning.  No joy. When I turned it over, nothing happened at all - completely dead, so didn't continue trying to crank it. I tried then tried to re-charge the battery but it wouldn't hold a charge so
• Hyundai i10 2009 - Fitting a new car battery these days.... 12 Feb 2016 (Forum)
  In the HJ Archive way back in 2001 (Monday 22nd October at 1409 hrs to be precise) there's a thread about fitting a new battery. http://www.honestjohn.co.uk/forum/post/index.htm?t=2204#m18757 I have the dubious honour of posting in it. Mention is made of the Draper 'Memory Saver' that you plug
• Ford Focus Estate 1.8tdci 2004 mk1 - Ford focus battery light on 16 Sep 2015 (Forum)
  Hi i replaced my alternator because it wasn't charging my battery and i broke down. Well new one fitted charging now at 13.8v and does go up when i rev, the battery is ok tested at 12.5v with engine off and holds it is the calcium type aswell. problem is my battery light still comes on, i
• 
  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...