Body repairs – exterior · Front doors, door components, central locking · Central locking
Removing and installing ignition key battery
Removing

- Folding out key bit -1- -arrow a-.
- Use a small screwdriver -3- to raise the cover of battery compartment -2- -arrow b-.

- Use a small screwdriver -3- to lift battery -1- out of battery compartment -2- -arrow-.
Installing
Ensure correct polarity and mounting position when installing battery. The positive pole is marked.

- Insert battery -1- into battery compartment -2- by pressing slightly -arrow a-.
- Assemble cover of battery compartment -3- and transmitter unit -arrow b-.
- The ignition key must be synchronised now ⇒ 3.2 Removing and installing ignition key battery.
Synchronizing ignition key

- Remove cap for lock cylinder -3-.
- Hold ignition key -2- on lock cylinder -1-, and press “Open” button.
- Unlock vehicle with the ignition key -2- via lock cylinder -1- within a minute.