

Tip Like all warning lights, the security Warning Light will briefly illuminate when your vehicle is turned on. When the security Warning Light is illuminated, that means that the theft-deterrent system may not be working properly. The security Warning Light is located on your instrument panel. It may also be that the immobilizer chip is damaged on your key or the car door lock is damaged. This may be for many reasons, including a dead car battery that loses memory of your key or a dead remote control battery.

The anti-theft system of your car may not work properly at a certain time. Yes it will drain your battery but should take so long its not a problem. Does the security indicator light drain battery? It will reset the computer system and your car is likely to kick off. Disconnect the positive terminal of the battery for a minute or two. It is another way to solve the problem of anti theft system car wont start. Will disconnecting battery reset anti theft? You have to lock the doors of the car (without it running) for the alarm to engage. The Anti-theft Light in the dash of your car should flash periodically to show that the system is engaged and active. Then press the lock button twice and wait ten meters from the car for ten minutes. Hold the panic button for five seconds to reset the immobilizer. Plug the transformer and the battery back in. Locate the transformer, and unplug it from the wall outlet. Open up the system, and disconnect the backup battery. It is common for a security light to come on after battery dies because the computer may lose its programming to the key. On your particular vehicle the security light staying on as the vehicle is running is an indication that the security system has failed and is disabled. It will trigger shortly after the engine has been turned off and the key has been removed from the ignition. When the car is locked and off, the Security Indicator Light will blink steadily. That’s the Security Indicator Light, and it’s blinking, it’s telling you that the car’s security sytem is armed. When it does, turn the ignition off, wait twenty seconds, and then try to start the engine. The flashing light should go off or illuminate without flashing. Leave the key in the On position and wait ten minutes. If nothing happens or the engine starts and dies, the security light will be flashing. If so, disconnect the battery cables, remove the key, and then reattach the battery cables. If you have a security light flashing after battery replacement issue, here’s what to do: Chances are you left the key in the ignition when changing the battery.
