Rather than heading to your local dealer immediately, you can try the steps here to temporarily disable the immobilizer and fix your car alarm problems or until you get it to a garage. ( Read What Causes A Drive Shaft To Break) How To Disable Immobilizer Using Car Door Key 4. Operate the horn within 5 seconds of the indicator illuminating. The turn signal lights will flash once to confirm that horn chirp has been enabled/disabled. 5. Turn the ignition switch to 'LOCK' and test the system with the remote controls." "NOTICE. Do not modify, remove or disassemble the engine immobiliser system. General process is to find a clean "virgin" dump for the EEPROM, and then write that to your EEPROM (inside the ECM) and then don't plug the immobilizer harness back in to the ECU so it stays in programming mode forever. You could also tape a chip key to ignition lock cylinder, that is how a lot of remote start installers do it. D Why does it fail? What is the immobilizer or anti-theft system on a Toyota? In a few words: The immobilizer or anti-theft system verifies that the key used to turn the engine on is the correct one. If the key is not the correct one, this system blocks different actions to prevent the car from starting. To do a Toyota immobilizer bypass, you must turn ON the ignition without starting the car and let it rest for at least 10 minutes. Turn OFF the ignition if you don't see the anti-theft light blinking, and leave the key inside for about 3 minutes before starting the vehicle. Vay Tiền Nhanh Chỉ Cần Cmnd.

how do i disable toyota immobilizer