Vehicles are equipped with a 12-volt, maintenance-free battery.
The battery and cable system consists of the following components:
The battery is a 12V DC source connected in a negative ground system. The battery case is sealed with 2 vent holes to release gases. The battery has 3 major functions:
Ford Motor Company strongly recommends that lead-acid batteries be returned to an authorized recycling facility for disposal.
Battery Cables
Battery TrayFord Focus Engine Cooling - Description and Operation
NOTICE: The engine cooling system is filled with Motorcraft® Premium Gold
Engine Coolant. Do not mix coolant types. Mixing coolant types degrades the corrosion
protection of Motorcraft® Premium Gold Engine Coolant. Failure to follow these instructions
may result in engine or cooling system d ...