What is the small key on the car dashboard?

[LeAdam]

The small key on the car dashboard refers to the anti-theft system indicator light. When the anti-theft system is activated and this indicator light is on, the car cannot be started. Multiple ignition attempts may lock the engine, also known as engine immobilizer. Classification of anti-theft system indicator lights: Anti-theft indicator lights are divided into original vehicle anti-theft indicators and aftermarket anti-theft device indicators. Function of the anti-theft system indicator light: After pressing the lock button on the smart key, the car's anti-theft system activates, and the anti-theft light flashes to remind the owner that the vehicle's anti-theft system is activated and the vehicle is in a secured state. Common icons on car dashboards: Door warning, handbrake warning, seatbelt warning, engine self-check, lubrication system check, ABS system check, airbag check, battery warning, and fuel level warning.