How to change the battery of Toyota Reiz car key

The operation steps of replacing the key battery of this vehicle are as follows:

1. First, you need to remove the mechanical key and the key cap. This step can be done with tools such as a screwdriver.

2. Secondly, you can see the battery by disassembling the key cap. Remove the old battery and replace it with a new one.

3. Finally, install a new battery with the positive pole facing up, and then cover the key cap.