Ask Honest John

Most recently answered battery life questions
I'm thinking of buying a new Honda Jazz Hybrid. My only concern is the lifespan of the batteries powering the motors. I intend to keep the car for 10 or more years so what's the likelihood of the batteries...
We're looking at the MG ZS EV to replace our 2014 Nissan X-Trail. We're not keen on paying interest on a lease when we could afford to buy outright and are happy to keep a vehicle for more than 3 years,...
Do new Mazda 3s suffer from battery problems? We went for a test drive today and the salesperson had to charge the battery before the car would start. This seemed to be a regular occurrence!.
The new battery on my Range Rover Vogue will not hold a charge overnight.. The main dealer who fitted the battery claim nothing is wrong with the car. I was charged £700.
I bought a Meriva from a Vauxhall main dealer less than three months ago, but the battery has now failed. Are they responsible for replacing it?
I always used to ask my dad these questions but sadly he passed away last year. I'm looking at possibly buying a secondhand Renault Zoe and wondered if the battery life would be affected with age. I don't...
I read an interesting article about people who charge their electric cars via solar panels or cheap rate electricity at night and then use the car battery to power their house during the day or even sell...
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 best to limit a charge to 80% when rapid charging,...
This is not really a question as such but I've seen your advice that car batteries are designed to last 3-5 years. I have owned a 2003 Citroen Xsara Picasso from new. I'm probably tempting fate to state...
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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