Water Pump: Inspection

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INSPECT WATER PUMP ASSEMBLY
1. Visually check the drain hole for coolant leakage. If leakage is found, replace the water pump assembly.
  
  Fig 1: Locating Bolts And Water Pump
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2. Turn the pulley and check that the water pump bearing moves smoothly without making a clicking noise.
  If the bearing does not move smoothly, replace the water pump assembly.
Fig 2: Turning Pulley
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002