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Water Pump Replacement

WARNING: This page is about a different car, the 2006 Acura MDX, 2005 Acura MDX, 2004 Acura MDX, and 2003 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Drain the engine coolant (see COOLANT REPLACEMENT  ).
  2. Remove the timing belt (see TIMING BELT REMOVAL ).
  3. Remove the timing belt adjuster (see TIMING BELT ADJUSTER REPLACEMENT ).
  4. Remove the water pump (A) by removing the five bolts.
    Fig 1: Removing Water Pump
    G03639542Courtesy of AMERICAN HONDA MOTOR CO., INC.
  5. Inspect and clean the O-ring groove and the mating surface with the engine block.
  6. Install the water pump with a new O-ring (B) in the reverse order of removal.
  7. Clean up any spilled engine coolant.
  8. Install the timing belt adjuster (see TIMING BELT ADJUSTER REPLACEMENT ).
  9. Install the timing belt (see TIMING BELT INSTALLATION ).
  10. Refill the radiator with engine coolant, then bleed the air from the cooling system (see step 8 in COOLANT REPLACEMENT ).
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