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Home >> Toyota >> 2009 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Cooling System (1AR-FE)) >> Radiator >> On-Vehicle Cleaning

On-Vehicle Cleaning

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  1. INSPECT RADIATOR ASSEMBLY 
    1. Check that the radiator and condenser are not blocked with leaves, dirt, or insects. Clean the hose connections.

      If the fins are blocked, wash them with water or a steam cleaner.

      Fig 1: Checking Radiator And Condenser
      G06009390Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • If the distance between the steam cleaner and core is too close, the fins may be damaged.
      • Keep the following injection distance.

        Standard injection distance 

        INJECTION PRESSURE CHART

        Injection Pressure Specified Condition
        2942 to 4903 kPa (30 to 50 kgf/cm2 , 427 to 711 psi) 300 mm (11.81 in.)
        4903 to 7845 kPa (50 to 80 kgf/cm2 , 711 to 1138 psi) 500 mm (19.69 in.)
      • If the fins are bent, straighten them with a screwdriver or pliers.
      • Never apply water directly onto the electronic components.
    2. Dry the fins with compressed air.