What does security indicator light mean on a Toyota Corolla?

Security Indicator The indicator light flashes after the ENGINE START STOP switch has been turned off to indicate that the system is operating. The indicator light stops flashing after the ENGINE START STOP switch has been turned to ACCESSORY or IGNITION ON mode to indicate that the system has been canceled.

What would cause the security light to come on?

In short, an illuminated security light means that your car doesn’t trust the key you’re using to start the car. In theory, the immobilizer security system could be triggered by an attempted theft, but it’s more commonly a result of a battery problem.

How do you reset the anti-theft system on a Toyota Corolla?

The first step is to put the key into the ignition, don’t start the engine but turn the key to the ON position. Next, you will need to push the switch found beneath the dash. Hold the button down until you hear a chirping sound from the car alarm. Once you hear that sound the Toyota security system will be reset.

What does it mean when security light stays on?

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 is common for a security light to come on after battery dies because the computer may lose its programming to the key.

How do I turn the security light off in my car?

Insert your car key into the ignition and turn it on just so that the accessories activate, but not the engine. Step 3: Do a secondary check on the anti-theft light. If it is no longer blinking, turn the key to the “off” position and let your car sit for a couple of minutes.

Does the security light drain battery?

Some Security Systems for Cars Will Drain the Battery The wiring to the alarm on these systems goes directly to the battery, and they will slowly take away energy from the battery. Eventually, this can lead to the failure of the battery.

How do I reset my Toyota Corolla immobilizer?

When in the car, check the antitheft light to see if it is on; if on, it means the immobilizer is on. Use your key to turn on the car but not start the engine. The key should be in the position for 10-15 minutes, during which most of the car systems are running, which will also allow the antitheft system to reset.

How do I disable Toyota immobilizer?

You can also deactivate Toyota immobilizer using the door key, where you turn the key on your door as if opening it but do not open the door. Hold the key in place for around 30 seconds to let the immobilizer unit know that you have the right key. You can try turning the key on both sides, locking, and unlocking.

What do you do if your anti-theft light is blinking?

If nothing happens or the engine starts and dies, the security light will be flashing. Leave the key in the On position and wait ten minutes. The flashing light should go off or illuminate without flashing. When it does, turn the ignition off, wait twenty seconds, and then try to start the engine.