Ask Honest John

Most recently answered batteries questions
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. BMW have not identified the cause of the...
I am a regular reader of your excellent columns in the Telegraph, however, the following points do not seem to have been covered. Nothing appears to have been said in the media about the effect of operating...
The AA and other forms of assistance are kept extraordinarily busy at Royal Ascot re-charging the flat batteries of innumerable Range Rovers: this is an annual performance that I have been witnessing for...
I've heard there can be problems changing a battery in a fob key. Is this true or can you just simply change it?
I have a 2006 Volvo XC70 D5 SE with the safety package which included the built in phone and the Volvo "on call" system. The car was in fabulous condition and had only about 29,000 miles on the clock,...
You wrote of a chap whose batteries ran down after three idle days and gave him a possible theory. Actually, the matter is simple to prove - to anyone with any electrical knowledge. You switch off everything...
Last winter I experienced flat batteries with identical symptoms to those experienced by ST, Eltham. I have a '97 Golf TDI, which I have had for nearly six years. During the very cold spell last year I...
I recently had to change the battery on my five-year-old Honda Accord because I only use the car for holidays and long journeys. We use a Jazz day-to-day. It was marginal whether the battery needed changing...
I have a 2003 Renault Clio 1.6 automatic which has done only 11,000 miles. It has not turned a wheel in three-years. I have replaced the battery and the key fob is working, ie it locks /unlocks the car....
I bought a July 2009 Toyota IQ-2 from a reputable dealer last weekend after receiving a good trade-in value for my car. The advert said that the Toyota had a full service history and had done 11,004 miles....