Water Pump Replacement

WARNING: This page is about a different car, the 2008 Honda Pilot, 2007 Honda Pilot, and 2006 Honda Pilot. However, it is still accessible from the selected car via links, so may be relevant.

Drain the engine coolant (see COOLANT REPLACEMENT ).
Remove the timing belt:
- J35A9 engine (see TIMING BELT REMOVAL )
- J35Z1 engine (see TIMING BELT REMOVAL )
Remove the timing belt adjuster:
- J35A9 engine (see TIMING BELT ADJUSTER REPLACEMENT )
- J35Z1 engine (see TIMING BELT ADJUSTER REPLACEMENT )
Remove the water pump (A) by removing the five bolts.

Fig 1: Removing Water Pump With Torque Specifications
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Inspect and clean the O-ring groove and the mating surface with the engine block.
Install the water pump with a new O-ring (B) in the reverse order of removal.
Clean up any spilled engine coolant.
Install the timing belt adjuster:
- J35A9 engine (see TIMING BELT ADJUSTER REPLACEMENT )
- J35Z1 engine (see TIMING BELT ADJUSTER REPLACEMENT )
Install the timing belt:
- J35A9 engine (see TIMING BELT INSTALLATION )
- J35Z1 engine (see TIMING BELT INSTALLATION )
Refill the radiator with engine coolant, then bleed the air from the cooling system (see step 8 in COOLANT REPLACEMENT ).