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 …

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.

Dec 16, 2025 · Defining the Engine Immobilizer The engine immobilizer is an electronic security device designed to prevent the engine from starting unless a specific, digitally coded key or …

Enhance your vehicle's security with top-rated auto immobilizers. Find systems compatible with cars, SUVs, and trucks for reliable anti-theft protection.

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.

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 …

Aug 10, 2023 · An immobilizer is a device that prevents a car's engine from running unless a specific key or fob is present. The system typically functions by communicating with a …

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 …

Jul 15, 2025 · The immobilizer prevents a vehicle from being started by anyone who does not have the key to turn the engine. It does this by requiring a transponder chip in the key fob to …

Oct 19, 2023 · An immobilizer adds an extra layer of security by verifying whether the correct key has actually been inserted into the ignition switch. If the immobilizer doesn’t detect the correct …