Ford Focus Owners Manual: Battery connection points

Using booster cables

CAUTIONS: Connect batteries with only the same nominal voltage. Always use booster cables with insulated clamps and adequate size cable. Do not disconnect the battery from the vehicle’s ...

Wheels and tyres

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More about Ford Focus:

Ford Focus Spare Key Programming - Using Diagnostic Equipment - General Procedures
Special Tool(s) Vehicle Communication Module (VCM) and Integrated Diagnostic System (IDS) software with appropriate hardware, or equivalent scan tool NOTE: This procedure is used when a customer needs to have an additional key programmed into the vehicle withou ...