How To Reset Immobilizer Warning Light | Car with Lock Symbol?

Is your car showing a lock symbol on the dashboard or a key warning light? This guide explains what the immobilizer system does, why it might stop your car from starting, and step-by-step methods to reset it. Learn how to troubleshoot issues like low remote key battery, damaged key fob, faulty antenna, wiring faults, and more.

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🛠 Reset Steps Covered in the Video:

▶︎ Check if the remote key battery is running low.
▶︎ Try using your spare key.
▶︎Perform a battery reset by disconnecting and reconnecting the car battery.
▶︎Inspect the fuse box for blown immobilizer-related fuses.
▶︎Check for a damaged or worn-out key.
▶︎Look for damaged wiring or loose connectors.
▶︎Test for a faulty antenna in the immobilizer system.

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Chapters:
00:00 - Intro
00:43 - What exactly does the immobilizer system do??
02:11 - Check if the remote key battery is running low.
02:46 - Try using your spare key.
03:39 -Try a battery reset (disconnect for a few minutes).
04:13 - Check the fuse box for blown fuses.
05:06 - Check for a damaged or worn-out key.
06:02 - Look for damaged wiring or connectors.
07:05 - Faulty antenna in the immobilizer system.