The engine immobiliser is armed automatically a short time after you have switched the ignition off.
The indicator in the instrument cluster will flash to confirm that the system is operating.
Ford Focus Selector Mechanism
Special Tool(s)
Adapter for 303-290A
303-290-01
Adapter for 303-290A (Support Leg)
303-290-03A
Support Bar, Engine
303-290A
Material
Item
Specification
Gasket Maker
TA-16
WSK-M2G348-A5 ...