How do you change the battery in a Lexus LS 430?

To change the battery in a Lexus LS 430, first ensure the vehicle is turned off and parked safely. Open the hood and locate the battery; remove the negative (-) terminal first, followed by the positive (+) terminal. Take out the old battery and place the new one in, connecting the positive terminal first, then the negative terminal. Finally, ensure all connections are secure before closing the hood.