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 Valve Seat Inspection
Valve and Seat Refacing Measurements NOTE: Refer to the appropriate Section 303-01 for the specification. NOTE: After grinding valves or valve seats, check valve clearance. Check the valve head and seat. Check valve angles. Check margin width. Be sure margin widt ...