Protege ES L4-1839cc 1.8L DOHC (1997)
Coolant: Service Precautions
CAUTION:
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The engine has aluminum parts that can be damaged by alcohol or methanol antifreeze. Do not use alcohol or methanol in the cooling system. Use
only ethylene-glycol-based coolant.
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Use only soft (demineralized) water in the coolant mixture. Water that contains minerals will cut down on the coolant's effectiveness.