See also:

Keylock
When you switch off the ignition, the gear selector must be in the P (Park) position before the key can be removed from the ignition switch. ...

What is an Onboard Diagnostic System (OBD II)?
OBD II is part of your vehicle's computerized engine management system. It stores diagnostic information about your vehicle's emission controls. It can light the Check Engine light (MIL) if it ...

Activating/deactivating warning signals
The collision warning system’s visual signals are activated automatically when the engine is started if the collision warning system is switched on. The audible warning signal can be activated/ ...