Honda_Odyssey_2001-2006

Cylinder Head Cover

Print

Removal & Installation



J35a6 Engine
  1. Remove the intake manifold.
  2.  
  3. Remove the six ignition coils.
  4.  
  5. Remove the dipstick.
  6.  
  7. Remove the two bolts (A) securing the harness holder, and remove the harness clamp (B).
  8.  
  9. Disconnect the three injector connectors from the injectors on the rear side cylinder head.
  10.  
  11. Remove the power steering hose bracket mounting bolt (A), the harness holder mounting bolts (B), and the engine ground cable bolt (C).
  12.  
  13. Remove the engine ground cable (D) and breather hose (E).
  14.  
  15. Remove the harness (F) from the upper cover.

    Click image to see an enlarged view

    Fig. View of the power steering hose bracket mounting bolt (A), harness holder mounting bolts (B), engine ground cable bolt (C), engine ground cable (D), breather hose (E) and harness (F)

  16.  
  17. Remove the cylinder head cover.
  18.  

To install: Check the spark plug seals for damage. If any seal is damaged, replace it. Thoroughly clean the head cover gasket and the groove of the cylinder cover. Install the head cover gasket (A) in the groove of the cylinder head cover (B). Make sure the head cover gasket is seated securely. Clean the head cover contacting surfaces with a shop towel. Set the spark plug seals (A) on the spark plug tubes, and install the cylinder head cover (B). Inspect the cover washers (C). Replace any washer that is damaged or deteriorated.

Click image to see an enlarged view

Fig. Set the spark plug seals (A) on the spark plug tubes, and install the cylinder head cover (B). Inspect the cover washers (C). Replace any washer that is damaged or deteriorated-Front shown, rear similar

  1. Tighten the rocker arm cover bolts in two or three steps. In the final step tighten all bolts, in sequence, 8.7 ft. lbs. (12 Nm).

    Click image to see an enlarged view

    Fig. Rocker arm cover tightening sequence

  2.  
  3. Tighten the harness holder mounting bolts and the power steering hose bracket mounting bolt to 8.7 ft. lbs. (12 Nm).
  4.  
  5. Install the engine ground cable and breather hose, then install the harness to the rear upper cover.
  6.  
  7. Connect the three injector connectors.
  8.  
  9. Tighten the two bolts securing the harness holder to 8.7 ft. lbs. (12 Nm), and install the harness clamp.
  10.  
  11. Install the dipstick.
  12.  
  13. Install the six ignition coils, as outlined in the Engine Electrical Section.
  14.  
  15. Install the intake manifold, as outlined in this section.
  16.  

J35a7 Engine
Front
  1. Remove the intake manifold, as outlined in this section.
  2.  
  3. Remove the three ignition coils from the front cylinder head, as outlined in the Engine Electrical Section.
  4.  
  5. Remove the dipstick.
  6.  
  7. Remove the two bolts (A) securing the harness holder, and remove the harness clamp (B).
  8.  
  9. Remove the front cylinder head cover.
  10.  

To install:

  1. Check the spark plug seals for damage. If any seal is damaged, replace it.
  2.  
  3. Thoroughly clean the head cover gasket and the groove of the cylinder head cover.
  4.  
  5. Install the head cover gasket in the groove of the cylinder head cover. Make sure the head cover gasket is seated securely.
  6.  
  7. Clean the head cover contacting surfaces with a shop towel.
  8.  
  9. Set the spark plug seals on the spark plug tubes, and install the cylinder head cover .
  10.  
  11. Inspect the cover washers. Replace any washer that is damaged or deteriorated.
  12.  
  13. Tighten the bolts in two or three steps. In the final step tighten all bolts, in sequence, 8.7 ft. lbs. (12 Nm).

    Click image to see an enlarged view

    Fig. Front cylinder head cover bolt tightening sequence

  14.  
  15. Tighten the two bolts securing the harness holder to 8.7 ft. lbs. (12 Nm), and install the harness clamp.
  16.  
  17. Install the dipstick.
  18.  
  19. Install the three ignition coils to the front cylinder head.
  20.  
  21. Install the intake manifold.
  22.  

Rear
  1. Remove the intake manifold, as outlined in this section.
  2.  
  3. Remove the three ignition coils from the rear cylinder head, as outlined in the Engine Electrical Section.
  4.  
  5. Disconnect the three injector connectors, rocker arm oil control solenoid (VTEC solenoid valve) connector, and rocker arm oil pressure switch (VTEC oil pressure switch) connector from the rear cylinder head.
  6.  
  7. Remove the power steering hose bracket mounting bolt (A), the harness holder mounting bolts (B), and the engine ground cable bolt (C).
  8.  
  9. Remove the engine ground cable (E) and breather hose (D).
  10.  
  11. Remove the harness (F) from the upper cover.

    Click image to see an enlarged view

    Fig. Remove the power steering hose bracket mounting bolt (A), the harness holder mounting bolts (B), and the engine ground cable bolt (C). Remove the engine ground cable (E) and breather hose (D). Remove the harness (F) from the upper cover.

  12.  
  13. Remove the rear cylinder head cover.
  14.  

To install:

  1. Check the spark plug seals for damage. If any seal is damaged, replace it.
  2.  
  3. Thoroughly clean the head cover gasket and the groove of the cylinder head cover.
  4.  
  5. Install the head cover gasket (A) in the groove of the cylinder head cover (B). Make sure the head cover gasket is seated securely.
  6.  
  7. Remove all of the old liquid gasket from the rocker shaft holder and cylinder head.
  8.  
  9. Clean the head cover contacting surfaces with a shop towel.
  10.  
  11. Apply liquid gasket, P/N 08717-0004, 08718-0001, 08718-0002, 08718-0003, or 08718-0009, on the rocker shaft holder mating areas (A).
    NOTE
    Do not install components if too much time has passed after applying the liquid gasket (for P/N 08718-0002, no more than 4 minutes, for all others, no more than 5 minutes). Instead, remove the old residue and reapply the liquid gasket.



    Click image to see an enlarged view

    Fig. Apply a suitable liquid gasket on the rocker shaft holder mating areas (A)

  12.  
  13. Set the spark plug seals on the spark plug tubes, and install the rear cylinder head cover.
  14.  
  15. Inspect the cover washers. Replace any washer that is damaged or deteriorated.
  16.  
  17. Tighten the bolts in two or three steps. In the final step tighten all bolts, in sequence, 8.7 ft. lbs. (12 Nm).

    Click image to see an enlarged view

    Fig. Rear cylinder head cover bolt tightening sequence

  18.  
  19. Tighten the harness holder mounting bolts and the power steering hose bracket mounting bolt.
  20.  
  21. Install the engine ground cable and breather hose, then install the harness to the rear upper cover.
  22.  
  23. Connect the three injector connectors, rocker arm oil control solenoid (VTEC solenoid valve) connector, and rocker arm oil pressure switch (VTEC oil pressure switch) connector to the rear cylinder head.
  24.  
  25. Install the three ignition coils from the rear cylinder head.
  26.  
  27. Install the intake manifold.
  28.  
  29. After assembly, wait at least 30 minutes before filling the engine with oil.
  30.  

 
label.common.footer.alt.autozoneLogo