What Do You Disconnect First On A Car Battery. Remove black remove red attach red attach black. By removing the negative battery cable you are disconnecting the battery from the chassis of your vehicle.
Disconnecting a car battery is fairly easy but following the proper order is critical for a safe disconnection. So the order is. In general you must disconnect the negative terminal before the positive one.
As much as wed like to sell you a charger or maintainer if you simply cannot afford to buy one or dont have access to electricity where your car is parked but really need to make sure your car battery doesnt die while it sits the next best option is to completely disconnect your negative battery cable from the battery.
However when you do reconnect your battery it would be a good idea to drive your car. Clean the battery posts and terminals with the post and terminal cleaning tool so you have a good connection when youre done. It is recommended to start with the negative terminal first then the positive comes after. Due to the voltage of a car battery you can hold onto both of the cables without any major danger of electrocution.
