Nobody likes auto stop-start in their car, so when it suddenly stops working, it may seem like a good thing. Sadly, it’s not.

Denso Corporation said it had developed a lithium-ion battery pack that further increases the fuel efficiency of vehicles with stop/start systems. The new battery pack allows the stop/start system to ...

Our easy-to-follow guide to car batteries looks at the causes of a flat battery, how to look after them and the options for replacing one.