Ford Focus Owners Manual: Bulb specification chart

Changing a bulb

WARNINGS: Switch the lights and the ignition off. Let the bulb cool down before removing it. We recommend that you ask your dealer to change the bulbs if your vehicle is fitted with Xenon ...

Windows and mirrors

...

More about Ford Focus:

Ford Focus Ignition Lock Cylinder - Removal and Installation
  Item Part Number Description 1 3F642 Steering column lock module 2 11582 Ignition lock cylinder Removal and Installation NOTE: For non-functional ignition lock cylinders, the steering column lock module has to be replaced. For ad ...