2009 Nissan cube Owner's Manual - Page 257

ENGINE COOLING SYSTEM The engine cooling system is filled at the factory with a high-quality, year-round, anti-freeze coolant solution. The anti-freeze solution contains rust and corrosion inhibitors, therefore additional cooling system additives are not necessary. of 50% anti-freeze and 50% demineralized or distilled water. The use of other types of coolant solutions may damage the engine cooling system. Outside temperature down to 8F −30 8C −35 50% Demineralized water or distilled water 50% WARNING . Never remove the radiator or coolant reservoir cap when the engine is hot. Wait until the engine and radiator cool down. Serious burns could be caused by high pressure fluid escaping from the radiator. See precautions in "IF YOUR VEHICLE OVERHEATS" in the "6. In case of emergency" section of this manual. The radiator is equipped with a pressure type radiator cap. To prevent engine damage, use only a genuine NISSAN radiator cap. Anti-freeze SDI2394 Removing the resonator A Remove the resonator * if necessary. Pull the resonator upward to remove it. Install the resonator securely after any inspection or maintenance work is performed. . CAUTION When adding or replacing coolant, be sure to use only a Genuine NISSAN Long Life Antifreeze/Coolant (green) or equivalent with the proper mixture ratio Maintenance and do-it-yourself 8-7