An immobiliser or immobilizer is an electronic security device fitted to a motor vehicle that prevents the engine from being started unless the correct key (transponder or smart key) is present.

Jul 6, 2023 · A car immobilizer system (also known as an engine immobilizer) is a piece of electronic security technology that is designed to deter and inhibit vehicle theft.

15 hours ago · The automotive immobilizer system is an electronic security measure designed to prevent a vehicle from being started without an authorized key. This technology, standard on most …

Jun 16, 2025 · It’s a 12V vehicle immobilizer system that cuts off fuel or the circuit, preventing the engine from starting. Installation is designed to be easy and doesn’t damage your car’s original wiring.

Feb 27, 2023 · The engine immobilizer is a theft deterrent built into the engine control unit (ECU). It makes it hard to start your car’s engine unless the correct key is used.

What is the immobilizer or anti-theft system? The immobilizer or anti-theft system verifies that the key used to turn the engine on is the correct one. If the key is not the correct one, this system blocks …

In this article, we will explore what an immobilizer system is, how it works, the role of an immobilizer key, and what you should know as a car owner about this essential safety feature.

Jan 18, 2025 · How Do Car Immobilizers Work? Car immobilizers are anti-theft devices designed to prevent unauthorized access to your vehicle. They disable the engine, ensuring it cannot start …

May 30, 2025 · How does a car immobilizer system work? A car immobilizer system is an anti-theft device that prevents a vehicle's engine from starting without the appropriate ignition key. It is …

May 21, 2023 · A car immobilizer system is a common anti-theft device in the majority of vehicles manufactured in the past 20 years. When it works properly, the probability of your car being stolen is …