Glossary / Engine

immobilizer

8 Episode Mentions

Too Afraid to Ask

An immobilizer stops the car from starting unless you have the right key. It’s a safety feature that makes it harder for thieves to steal your vehicle.

Technical Definition

An immobilizer is an electronic security device that prevents a vehicle from starting unless the correct key or transponder code is present. It helps deter theft by disabling the engine if an unauthorized key is used.

Hear It Discussed

"Of course, 360s, you have to do the dumb, a mobilizer thing where you turn the power on and then you have to hit the remote fob button."
'25 Aston Vanquish Review; Kart Drifting; Matt's Law The Smoking Tire 36:36

"Because I had to do this, the key will have been wiped by the car. It will open it will lock the car, but you can't start it. Oh, fuck."
How would you design a new Ferrari? | The Car Podcast #90 The Car Podcast with Chris Harris & Friends 30:50

"...the starter relay, for example, in that car, the starter relay control is built into the immobilizer of the anti theft system."
Ron Ananian, The Car Doctor - April 11, 2026 - Hour 2 - The Chevy Cruze Belt Failure Story Ron Ananian The Car Doctor 11:27