How to change the battery in a Volkswagen key FOB?
VW-Jetta-Key-Fob-Battery-Replacement-Guide-011
How to change the battery in the key fob (includes TB 57-06-03) | VW Vortex - Volkswagen Forum
How to Change the Battery in a VW Key | Jennings Volkswagen
How to Replace Your VW Key Fob Battery | If your VW key isn't working properly, its most likely it's just a dead battery. Here's how to replace a battery in your