Can You Jump Start A Lawnmower With A Car. If your mower has a 6-volt battery and you dont have a 6-volt jump-starter your options are to trickle-charge the battery or to buy a new one. If your battery is dead yo.

A lot of people are able to jump their lawn mower batteries using their car batteries. Check All modern mowers run a 12-volt system and its perfectly OK to jump-start from your car. Mower batteries have smaller capacities than car batteries and you can overload them.
Usually you can jump-start a riding mower with a car if the lawnmower has a 12-volt battery.
Any decent size lawn tractor battery has enough CCA to spin over a good size vehicle engine in WARM WEATHER at least. Attach the poles correctly with the positive first followed by the negative pole and then turn the ignition switch to jumpstart the mower. Of course you need to check to be sure. Most riding mowers have 12-volt batteries too.

