OEM 2004 Toyota Avalon Water Pump

2004 Toyota Avalon Parts Questions & Experts Answers

• Q: How to service and repair the water pump on 2004 Toyota Avalon?

  A: The water pump service requires the removal of engine coolant from the system as the first step. Start by performing the removal of timing belt and camshaft timing pulleys followed by No.2 idler pulley and No.3 timing belt cover from the vehicle. The water pump removal requires unfastening its 4 bolts and 2 nuts so you can install the water pump and gasket and transfer the part from the vehicle. A visual inspection of the water pump drain hole aims to detect coolant leakage; water pump swap is needed in case of leakage detection. The pulley should be turned to check the water pump bearing moves without Noise. Replace the water pump if it shows Sounds of any kind. Examine all elements connected to the timing belt. To install the water pump first apply a new gasket while returning the water pump into position using both 4 bolts and 2 nuts until they achieve torque at 8 Nm (80 kgf-cm, 69 inch lbs.) but maintain the gasket free of any oil contact. The technician shall conduct the installation of the No.3 timing belt cover and both the No.2 idler pulley together with the camshaft timing pulleys and timing belt. Complete the system with engine coolant then start the engine to look for leakages while checking engine coolant quantity once more.