See also:

Remote control
Note: The simultaneous use of other high frequency equipment (mobile telephones, domestic alarms, etc.) may momentarily hinder the operation of the remote control. If there is a permanent fault, ...

Engines and gearboxes
...

Lighting
Ring A Lighting off. Automatic lighting. Sidelamps. Dipped/main beam headlamps. Ring B Rear foglamps. or Front and rear foglamps. ...