How long do car batteries last?
When is your battery too old? How do you know? When should you change it? Read on and let Haynes take all of the guesswork out of battery health.
battery Tips and Tutorials Archive
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Will my car battery die in cold weather?
Winter will always test a car battery's mettle, what with low temperatures and the extra demand of heated seats and screens. Martynn advises on how to keep your battery in the best of health...
Car battery Amp Hours and CCA: what do they mean?
Understanding the amp hour (Ah) and cold-cranking amps (CCA) ratings of your 12-volt battery is essential for every car owner, especially when you need to buy a new one.
How to jump start a car with leads: a guide
Can you jump start a car with a completely dead battery? Haynes explains how to connect leads in the right order to get back on the road in a matter of minutes.
Car battery tester: how to use a multimeter
Wondering how to test your car battery to check on its health? We reveal how to use a cheap-to-buy multimeter to test battery voltage.
How to charge a car battery at home
Lots of short journeys will give your car's battery a hard time. Fortunately, a 12v battery charger is easy to use and relatively cheap to buy...
Use a solar panel to keep your car battery charged
Keep your battery topped up while the sun shines (and even when it doesn’t) with a solar charger that plugs into your car’s OBD port.
Haynes’ World: Mercedes-Benz SLK55 battery care
This time Haynes interim digital editor Rob Keenan explains how he’s keeping his Merc’s battery charged while the car’s sitting idle.