What coolant for Ford Focus 2002?

For a 2002 Ford Focus, it is recommended to use a coolant that meets Ford's specifications, specifically a 50/50 mixture of distilled water and Ford Premium Engine Coolant (which is typically a green, ethylene glycol-based coolant). Ensure that any coolant you use is compatible with aluminum engines, as the Focus has aluminum components. Always check the owner's manual for specific recommendations and to verify any updates on coolant specifications.