Water Pump ASSY: Inspection

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT WATER PUMP ASSY
1. Visually check the drain hole for coolant leakage.
2. Turn the pulley, then check that the water pump bearing moves smoothly without making a noise.
  If not, replace the water pump.
  
  Fig 1: Inspecting Water Pump Assy
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