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Engine Cooling System: Coolant: Replacement

  1. Drain engine coolant.
    1. Remove the radiator cap.
      CAUTION: To avoid the danger of being burned, do not remove the radiator cap while the engine and radiator are still hot, as fluid and steam can be blown out under pressure.
    2. Loosen the drain plugs, and drain the engine coolant.
      3. Fig 1: Locating Coolant Drain Plugs
      G01025108Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Close the drain plugs.
  2. Fill engine coolant.
    1. Slowly fill the system with engine coolant.
      • Use of improper coolants may damage engine cooling system.
      • Use "TOYOTA Long Life Coolant" or equivalent and mix it with plain water according to the manufacturer's directions.
      • Use of the coolant which includes more than 50 percent (freezing protection down to -35°C (-31 °F)) or 60% (freezing protection down to -50°C (-58 °F)) of ethylene-glycol is recommended, but not more than 70 percent.
      NOTE:
      • Do not use an alcohol type engine coolant.
      • The engine coolant should be mixed with demineralized water or distilled water.

        Capacity

        w/ Rear heater: 9.0 liters (9.5 US qts, 7.9 lmp. qts

        w/o Rear heater: 8.0 liters (8.5 US qts, 7.0 lmp. qts

    2. Reinstall the radiator cap.
    3. Start the engine, and bleed the cooling system.
    4. If necessary, refill engine coolant into the reservoir tank until it is "FULL" line.
  3. Check engine coolant for leaks.
  4. Check engine coolant specific gravity correctly.
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