Volvo 2008 S40 Owner's Manual page 93

The automatic lighting goes out when:
the engine is started
the car is locked from the outside using the key or remote control.
If the courtesy lighting is not switched off manually, it will be turned off automatically 5 minutes after the engine has
been switched off.
Rear reading lights
4. Rear driver's side reading light, on/off
5. Rear passenger's side reading light, on/off
The rear reading lights can be switched on or off by pressing the respective buttons, and function if the ignition key is
in positions I, II, or if the engine is running.
The courtesy lighting can be switched on or off within 30 minutes after the engine has been switched off, or after a
door has been opened or closed.
These lights switch off automatically 5 minutes after the engine has been switched off.
102
04 Interior
Interior lighting
Vanity mirror