Every car maker, model, has its own battery for its key fob therefore I had to buy so many spare batteries. Below is the list of all the batteries for all the cars and models I’ve owned and had to replace along the way.
1. 2019 VW e-Golf: CR2025 – 3V.
2. 2015 Mercedes B250e: CR2025 – 3V.
3. 2019 Audi A8L D5: CR2032 – 3V.
4. 2008 Audi Q7: CR2032 – 3V.
5. 1998 Audi A8 D2: CR1620 – 3V.
6. 2006 Audi A8L D3: CR2032 – 3V.
7. 2014 Audi A5 Cabriolet: CR2032 – 3V.
8. 2004 Honda Accord: CR1616 – 3V.