See also:

Keyless drive
Vehicles equipped with the optional Personal Car Communicator have the keyless drive function, see page 63 for detailed information. ...

Replacing the battery
1. Switch off the ignition. 2. Wait at least 5 minutes after switching off the ignition before disconnecting the battery so that all information in the vehicle's electrical system can be stored ...

Other fluids and lubricants
A Under normal driving conditions the transmission oil does not need changing during its service life. However, it may be necessary under adverse driving conditions. B Models without headlight ...