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.
Coded keys
Disarming the engine immobiliserFord Focus Seat Cushion Cover - Rear
Removal and Installation
Remove the rear seat cushion.
Locate the cushion latch releases under the cushion front edge.
Push to release the 2 latches and remove the cushion.
Remove all the hog rings from the outer edge of the cushion cover.
Invert the cushion ...