Pats codes
1 then 1 (11) - Transponder Antenna (ignition coil)
has no power.
Remedy - Fuse or replace faulty Antenna
1 then 2 (12) - Antenna Fault
Remedy - replace faulty Antenna
1 then 3 (13) - Key in ignition is not a PATS key
Remedy - replace with correct key
1 then 4 (14) - Partial code from key received
Remedy - Check transponder for damage (usually seen with Glass transponders)
1 then 5 (15) - Invalid key code
Remedy - Use programmed key or program key
1 then 6 16) - CAN Communications error
Remedy - Usually this is a blown PCM fuse but can be caused by faulty wiring / control module
2 then 1 (21) - Not enough keys stored in memory
Remedy - Program additional keys. Most Ford from 2001 are 2 key system so must have a minimum of
2 keys programmed. Earlier systems must have 3 keys programmed.
2 then 2 (22) - Initialisation / Configuration missing
Remedy - This code is rare but when seen it usually requires a faulty module replacing as if it was misconfiguration code would be 23
2 then 3 (23) - PCM & PATS modules do not agree