How to Replace the Battery in a BMW Key?
1 Answers
BMW key battery replacement method is: 1. Remove the mechanical key; 2. Insert the mechanical key into the gap at the bottom of the key to pry open the shell; 3. Use a card to pry out the old battery and insert the new battery. Taking the 2021 BMW 1 Series 120mi Sport Edition as an example, its body dimensions are: length 4462mm, width 1803mm, height 1446mm, wheelbase 2670mm, and curb weight 1385kg. The 2021 BMW 1 Series 120mi Sport Edition is equipped with a 1.5L 4-cylinder turbocharged engine, using direct injection fuel supply, matched with a 7-speed dual-clutch transmission, and the body structure is a unibody design.