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Home >> Honda >> 2008 >> Element SC, Standard >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Cooling System >> Water Passage Replacement

Water Passage Replacement

  1. Drain the engine coolant (see COOLANT REPLACEMENT  ).
  2. Clean any dirt off the quick connector (A), thermostat cover, and lower radiator hose.
    Fig 1: Identifying Quick Connector
    G05448819Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Pull out the lock (B) by hand, then wiggle the quick connector loose, and remove it from the thermostat cover. Do not use any tools to remove the quick connector.
  4. Remove the alternator (see ALTERNATOR REMOVAL AND INSTALLATION ).
  5. Remove the splash shield (see step 26 on ENGINE REMOVAL ).
  6. Remove the A/C compressor without disconnecting the A/C hoses (see step 50 on ENGINE REMOVAL ).
  7. Remove the intake manifold (see REMOVAL ).
  8. Remove a bolt (A) securing the connecting pipe. B C
    Fig 2: Identifying Connecting Pipe, Water Bypass, Positive Crankcase & Bolt
    G05448820Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Remove the connecting pipe (B), water bypass hose (C), and positive crankcase ventilation (PCV) hose (D).
  10. Remove the water passage (A).
    Fig 3: Identifying Water Passage & Thermostat Housing
    G05448821Courtesy of AMERICAN HONDA MOTOR CO., INC.
  11. Remove the thermostat housing (B).
  12. Remove the water pump (see WATER PUMP REPLACEMENT  ).
  13. Install the water pump (see WATER PUMP REPLACEMENT  ).
  14. Install the thermostat housing (A) with a new O-ring (B).
    Fig 4: Thermostat Housing & O-Ring With Torque Specification
    G05448822Courtesy of AMERICAN HONDA MOTOR CO., INC.
  15. Clean and dry the water passage mating surfaces.
  16. Apply liquid gasket, P/N 08717-0004, 08718-0001, 08718-0003, or 08718-0009, evenly to the engine block mating surface of the water passage. Install the component within 5 minutes of applying the liquid gasket.
    NOTE:
    • If you apply liquid gasket P/N 08718-0012, the component must be installed within 4 minutes.
    • If too much time has passed after applying the liquid gasket, remove the old liquid gasket and residue, then reapply new liquid gasket.
      Fig 5: Identifying Engine Block Mating Surface Liquid Gasket Area
      G05448823Courtesy of AMERICAN HONDA MOTOR CO., INC.
  17. Install the water passage (A) with a new O-ring (B).
    NOTE:
    • Wait at least 30 minutes before filling the engine with coolant.
    • Do not run the engine for at least 3 hours after installing the water passage.
      Fig 6: Water Passage & O-Ring With Torque Specifications
      G05448824Courtesy of AMERICAN HONDA MOTOR CO., INC.
  18. Connect the water bypass hose (A) and the PCV hose (B).
    Fig 7: Connecting Pipe & O-Ring With Torque Specifications
    G05448825Courtesy of AMERICAN HONDA MOTOR CO., INC.
  19. Install the connecting pipe (C) with a new O-ring (D), then torque a bolt (E) securing the connecting pipe.
  20. Install the intake manifold (see INSTALLATION ).
  21. Install the A/C compressor (see step 11 on ENGINE INSTALLATION ).
  22. Install the splash shield (see step 24 on ENGINE INSTALLATION ).
  23. Install the alternator (see INSTALLATION ).
  24. Check the quick connector (A) and set ring (B) for cracks or damage. If the connector and/or set ring are cracked or damaged, replace the connector.
    Fig 8: Checking Quick Connector & Set Ring
    G05448826Courtesy of AMERICAN HONDA MOTOR CO., INC.
  25. Make sure the set ring is in place inside the quick connector. If the set ring is off the connector, replace the quick connector.
  26. Replace the O-ring (C) in the quick connector.
  27. Check the lock (D). If the lock is damaged or deformed, replace it. When installing the new lock on the connector, push it straight down along the groove.
  28. Clean the connecting surface of the thermostat cover (E), then apply clean engine coolant around the connecting surface.
  29. Push the lock (A) down, then push the quick connector (B) onto the thermostat cover until you here it click.
    Fig 9: Pushing Quick Connector Onto Thermostat Cover
    G05448827Courtesy of AMERICAN HONDA MOTOR CO., INC.
  30. Refill the radiator with engine coolant, and bleed air from the cooling system with the heater valve open (see step 10 on COOLANT REPLACEMENT  ).
  31. Clean up any spilled engine coolant.
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