* Need 2 original working keys.
Works for the following models:
Ford F150 1999-2006
Ford F250 1999-2006
Ford F250-550 Super Duty 2002-2006
1. Insert 1st original key into ignition switch and turn it ON. Wait 1 second and turn it OFF. Remove 1st key and within 5 seconds insert 2nd key into ignition switch.
2. Turn ignition switch to ON and wait 1 second. Switch ignition OFF. Remove 2nd key and within 10 seconds insert key to be programmed into ignition switch.
3. Turn ignition switch to ON and wait 1 second. Switch ignition OFF. Start engine.
Ford F150 2007+
Ford F250 2007+
Ford F250-550 Super Duty 2007+
1. Insert 1st working key into ignition switch and turn ignition switch ON. Wait 3-10 seconds then switch ignition to OFF.
2. Remove 1st key and within 5 seconds insert 2nd working key. Turn ignition switch ON. Wait 3-10 seconds then switch ignition to OFF. Remove 2nd working key from ignition switch.
3. Within 10 seconds, insert new key to be programmed. Turn ignition switch to ON. Wait 3-10 seconds. Start engine.
4. If engine doesn't start and warning lamp flashes. Turn ignition switch to ON, wait 30 seconds, turn ignition switch to OFF and repeat procedure.