Diesel Data: Automotive Repair

Cylinder Head Cover Installation (J35A7)




Cylinder Head Cover Installation

Front

1. Check the spark plug seals for damage. If any seal is damaged, replace it.

2. Thoroughly clean the head cover gasket and the groove of the cylinder head cover.

3. Install the head cover gasket (A) in the groove of the cylinder head cover (B). Make sure the head cover gasket is seated securely.





4. Remove all of the old liquid gasket from the front rocker arm oil control valve and the cylinder head.

5. Clean the head cover contacting surfaces with a shop towel.

6. Apply liquid gasket (P/N 08717-0004, 08718-0003, or 08718-0009) to the front rocker arm oil control valve mating areas (A). 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 the new liquid gasket.





7. Set the spark plug seals (A) on the spark plug tubes, and install the front cylinder head cover (B).

NOTE:

- Wait at least 30 minutes before filling the engine with oil.
- Do not run the engine for at least 3 hours after installing the cylinder head cover.





8. Inspect the spark plug seals for damage.

9. Inspect the cover washers (C). Replace any washer that is damaged or deteriorated.

10. Tighten the bolts in three steps. In the final step torque the all bolts, in sequence, 12 Nm (1.2 kg-m, 8.7 lb-ft).






11. Install the bolt (A) securing the harness holder.





12. Connect the front secondary heated oxygen sensor 2 (secondary HO2S) connector (B), the front air fuel ratio (A/F) sensor 2 connector (C), the rocker arm oil control solenoid A (BANK 2) connector (D), the front rocker arm oil pressure switch connector (E), and the harness clamp (F) securing the harness holder, and install the dipstick (G).

13. Install the three ignition coils to the front cylinder head Ignition Coil and Spark Plug Removal/Installation (J35A7).

14. Install the intake manifold Intake Manifold Removal/Installation.

Rear

1. Check the spark plug seals for damage. If any seal is damaged, replace it.

2. Thoroughly clean the head cover gasket and the groove of the cylinder head cover.

3. Install the head cover gasket (A) in the groove of the cylinder head cover (B). Make sure the head cover gasket is seated securely.





4. Remove all of the old liquid gasket from the rear rocker arm oil control valve and the cylinder head.

5. Clean the head cover contacting surfaces with a shop towel.

6. Apply liquid gasket (P/N 08717-0004, 08718-0003, or 08718-0009) to the rear rocker arm oil control valve mating areas (A). 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 the new liquid gasket.





7. Set the spark plug seals (A) on the spark plug tubes, and install the rear cylinder head cover (B).

NOTE:

- Wait at least 30 minutes before filling the engine with oil.
- Do not run the engine for at least 3 hours after installing the cylinder head cover.





8. Inspect the spark plug seals for damage.

9. Inspect the cover washers (C). Replace any washer that is damaged or deteriorated.

10. Tighten the bolts in three steps. In the final step torque the all bolts, in sequence, 12 Nm (1.2 kg-m, 8.7 lb-ft).






11. Connect the rear rocker arm oil pressure switch connector (A), the rocker arm oil control solenoid B (BANK 1) connector (B), the rocker arm oil control solenoid A (BANK 1) connector (C), the rear air fuel ratio (A/F) sensor 1 connector (D), the rear secondary heated oxygen sensor 2 (secondary HO2S) connector (E), and the harness clamps (F), then install the harness holder (G).






12. Tighten the harness holder mounting bolts (A).





13. Install the engine ground cable (B) and connect the breather hose (C), then install the harness (D) to the upper cover.

14. Reconnect the three injector connectors (E) and the two harness clips (F).

15. Install the power steering (P/S) pump and the P/S hose bracket Cylinder Head Installation (J35A7).

16. Install the drive belt Drive Belt Replacement (J35A7 Engine).

17. Install the three ignition coils to the rear cylinder head Ignition Coil and Spark Plug Removal/Installation (J35A7).

18. Install the intake manifold Intake Manifold Removal/Installation.