How to Replace the Battery in an Older Toyota Car Key?
1 Answers
Steps to replace the battery in an older Toyota car key: 1. Remove the mechanical key; 2. Open the key cover; 3. After opening the cover, you will see the battery—remove the old one and replace it with a new battery; 4. When installing the new battery, ensure the positive side faces upward, then close the key cover. Precautions for battery replacement: 1. Wrap the tip of the screwdriver with a cloth when opening the key to prevent damage; 2. Avoid getting the opened key and circuit board wet—keep them as dry as possible; 3. Do not touch the components on the circuit board; 4. Ensure the new battery model matches the old one.