Normal Operation
WARNING: This page is about a different car, the 2007 Lincoln Mark LT and 2007 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
During each vehicle start sequence, the passive anti-theft system (PATS) transceiver reads the PATS key identification code and sends the data to the powertrain control module (PCM).
DTC B1602 - sets when only a partial PATS key was read. Remote starter equipment can also cause this DTC.
Possible Causes
- PATS key
- PATS transceiver
- PCM