Ford Focus Owners Manual: Wheels and tyres

Battery connection points

CAUTION: Do not connect to the negative (–) terminal of the flat battery. ...

General information

CAUTIONS: Use only approved wheel and tyre sizes. Using other sizes could damage the vehicle and will make the National Type Approval invalid. If you change the diameter of the tyres from th ...

More about Ford Focus:

Ford Focus Brake Booster - Removal and Installation
  Item Part Number Description 1 2L523 Booster rod-to-pedal pin 2 W520212 Brake booster nut (4 required) 3 2005 Brake booster Removal and Installation Vehicles equipped with ABS Remove the Hydraulic Control Unit ...