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2. Car alarm - Wikipedia

   en.wikipedia.org/wiki/Car_alarm

   Car alarms work by emitting high-volume sound (often a vehicle-mounted siren, klaxon, pre-recorded verbal warning, the vehicle's own horn, or a combination of these) when the conditions necessary for triggering it are met. Such alarms may also cause the vehicle's headlights to flash, may notify the car's owner of the incident via a paging ...

3. Immobiliser - Wikipedia

   en.wikipedia.org/wiki/Immobiliser

   The electric immobiliser/alarm system was invented by St. George Evans and Edward Birkenbuel and patented in 1919. [2] They developed a 3x3 grid of double-contact switches on a panel mounted inside the car so when the ignition switch was activated, current from the battery (or magneto) went to the spark plugs allowing the engine to start, or immobilizing the vehicle and sounding the horn. [3]

4. Anti-hijack system - Wikipedia

   en.wikipedia.org/wiki/Anti-hijack_system

   A transponder system is a system which is always armed until a device, usually a small RFID transponder, enters the vehicle's transmitter radius. Since the device is carried by the driver, usually in their wallet or pocket, if the driver leaves the immediate vicinity of the vehicle, so will the transponder, causing the system to assume the vehicle has been hijacked and disable it.

5. Remote keyless system - Wikipedia

   en.wikipedia.org/wiki/Remote_keyless_system

   One short beep signifies that the car is locked and alarm is set. The functions of a remote keyless entry system are contained on a key fob or built into the ignition key handle itself. Buttons are dedicated to locking or unlocking the doors and opening the trunk or tailgate.

6. Collision avoidance system - Wikipedia

   en.wikipedia.org/wiki/Collision_avoidance_system

   Above 30 km/h (19 mph), the vehicle will reduce its speed automatically. [47] It also allows the vehicle to engage braking assist, if there is a risk of a frontal collision and the driver suddenly applies the brakes. [47] The speed difference to allow an automatic stop was raised to 50 km/h (31 mph) in 2013 with improved cameras. [49]

7. Category:Vehicle security systems - Wikipedia

   en.wikipedia.org/wiki/Category:Vehicle_security...

   This category is for vehicle security systems and associated technologies. Pages in category "Vehicle security systems" The following 21 pages are in this category, out of 21 total.