Method 2 of 3.
Theft system light blinking car won t start.
Itâ s located on your dash and will have a blue or red light.
You must have 2 keys to perform any programming of the anti theft system.
Theft light blinking car won t start.
If it is the red light that reads theft this is associated with the pats passive anti theft system.
Posted on jun 28 2009.
It will trigger the pats anti theft system.
Sorry but no override on the system it is designed this way so any thief cannot just override the system and take the car.
Turn the ignition on step 1.
The first thing you should take a look into when the anti theft system car wont start is the car.
This should reset the computer.
When anti theft light is blinking the car wont.
The car will not start and the fuel pump cuts out.
Anti theft system car wont start.
Never ever use a key that does not have the chip to start your car dont do it.
Keep the key to on for 10 mins til theft light turns solid and then disappears.
Some anti theft lights blink by default a small red light near the dash for example is there to warn off thieves.
You must turn key to on and have all doors closed.
Check for the anti theft light.
If you have key numbers on the door you should enter the code then immediately start the truck.
First if your theft light is blinking fast it means either you or someone else tried to get into the vehicle without a key or some tried to use a key that did not have a chip in it.
You need to have either a dealer or a locksmith with key programming diagnostic equipment come to you and have 2 new keys made and programmed to the vehicle for it to start.
If this does not work contact the dealer for a sequence to reset the alarm.
When you are.
Apply this trick when you have access to the car s interior and the theft system light.
On a 2003 chevy maibu the theft system light comes on and blinks when the system is triggered.
Check the anti theft light.
Hello when the anti theft light is flashing the vehicle doesn t recognize the security key.
This is the system that reads the encoded key and allows the car to start.
Insert the key into the ignition and turn it to the on position which.
