1999 Ford F150 Theft Light Stays On. Web from there, leave the key in the ignition and in “accessory” mode for 10 minutes. Try your spare key in case the chip has failed in your primary key.
1, try turning the key and moving the shift from park to drive and back. Decades ago the switch was a button on the inside of the kick panel. A button that could be pressed.
Then try starting it again! Web the theft light blinking is a dead giveaway that there is an issue with the key (s) you are using and the passive anti theft system module (pats). Turn the ignition switch off to remove the second coded key.
The engine starts and runs. This should give the computer time to recognize the key and reset the system. My interior and cargo light stays on after engine.
The problem is a stuck switch inside the door, attached to the lock. The customer complaint is that the truck will randomly not start. By replacing a 50 amp fuse in the fuse box under the hood.
Try your spare key in case the chip has failed in your primary key. However the theft light is on and stays. 1, try turning the key and moving the shift from park to drive and back.
Web seen several posts online about rapid flashing theft lights, and the no starts that come with it. Windows no power locks no key fobs. 2002 ford f150 anti theft engaged.
