How do you reset the immobilizer on a 2012 Mazda 3?
Insert the ignition key and turn it to the on position and then attempt to start the engine (crank over), the engine wont start. With the key still in the run position wait 10 minutes and the security light should blink and then go out. Turn the key off and wait 5 seconds.
Why is the security light blinking on my Mazda 3?
The flashing light indicates the immobilizer system is active and is normal behavior. For some reason, for the past three months, I hadn’t noticed the blinking light. In my last few cars, there was an alarm light either on top of the dash or on the ends of the door lock buttons that flashed when the alarm was activated.
What does it mean when immobilizer light flashes multiple times?
If the computer doesn’t recognize the code on the key, the light will flash multiple times. You won’t be able to start the engine until you use a recognized key. If you have a keyless ignition in your vehicle, make sure that the key is close enough to register with the receiver inside the car.
What does the Immobilizer warning light on my car mean?
Generally, when you first start the engine, this light will illuminate for a few seconds showing that the correct key has been used. If the computer doesn’t recognize the code on the key, the light will flash multiple times. You won’t be able to start the engine until you use a recognized key.
When does the ACC light on a Mazda 3 start?
Um, my 2012 Mazda 3 owner’s manual says the light *starts* flashing when the ignition is switched from ON to ACC. It doesn’t say it flashes all the time. But mine flashes all the time (when my car is off).
Why is my immobilizer not working on my Mazda 3?
Signals from a TV or radio station, or from a transceiver or mobile telephone could interfere with your immobilizer system. If you are using the proper key and the engine fails to start, check the security indicator light. The system is armed when the ignition is switched from ON to off.
Why is the security light on my Mazda 3 not working?
Interference with key signal can occur if on a key ring with other keys from other cars or same car that has a chip. Remove from keychain if using a key that has worked in the past.
What happens if someone tries to start a Mazda 3?
If someone attempts to start the engine with an unrecognized key, the engine will not start, thereby helping to prevent vehicle theft. If you have a problem with the immobilizer system or the key, consult an Authorized Mazda Dealer. Radio equipment like this is governed by laws in the United States.
When does the Mazda security system turn off?
The security indicator light in the instrument cluster flashes every 2 seconds until the system is disarmed. The system is disarmed when the ignition is switched ON with the correct programmed key. The security indicator light illuminates for about 3 seconds and then turns off.