Inspect Water Pump
a. Visually check the air hole and water hole for coolant leakage.
If leakage is found, replace the water pump and timing belt.
b. Turn the pulley, and check that the water pump bearing moves smoothly and quietly. If necessary, replace the water pump.
2006 ENGINE Cooling - Sequoia
- Fig. 7: Checking Air & Water Hole For Coolant Leakage Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
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