How to Replace the Battery in a Mercedes-Benz B150 Key?
1 Answers
Method for replacing the battery in a Mercedes-Benz B150 key: 1. Remove the mechanical key from the smart key (the L-shaped key). 2. Carefully observe the top of the smart key, which has deep and shallow slots. Insert the L-shaped key into the shallow slot of the smart key and push it all the way in; the back cover of the smart key will automatically pop off. 3. Remove the old battery, then install the new one, reattach the back cover, and finally reinsert the mechanical key. The Mercedes-Benz B150 has a body length of 4764mm, width of 1898mm, height of 1642mm, and a wheelbase of 2973mm.