B2103 FORD – Antenna Not Connected

B2103 FORD Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

B2103 FORD Possible Causes

Faulty Passive Anti-Theft System (PATS) Transceiver Antenna,Disconnected Passive Anti-Theft System (PATS) Transceiver,Faulty Passive Anti-Theft System (PATS) Transceiver,Passive Anti-Theft System (PATS) Transceiver harness is open or shorted,Passive Anti-Theft System (PATS) Transceiver circuit poor electrical connection

B2103 FORD Description

The Passive Anti-Theft System (PATS) transceiver reads the PATS key when the key is turned to the START or ON position. The OBDII code sets when there has been a PATS transceiver antenna failure. The PATS transceiver may need to be replaced.