Right valve cover (Discovery 3)

Removing

1. Disconnect the wire "masses" from the battery. For more information refer to Specification.

2. Remove the air supply resonator.

3. Remove the air filter assembly. For more information refer to Air Filter (19.10.01)

4. Remove individual ignition coils. For more information, refer to Ignition Coil with Spark Plug (18.20.44)

5. Remove the remaining individual ignition coils.

6. Disconnect the forced crankcase ventilation line (PCV).



7. Disconnect the engine wiring harness from the support bracket.



8. Disconnect the variable valve timing solenoid valve electrical connector (VCT).



9.

NOTE: Note the location of the bolt before removing it.

Remove the cylinder head cover.

• Turn out 14 bolts of fastening of a cover of a head of cylinders.
• Remove the engine cover holder.

10. Remove and discard the cylinder head cover gasket.

11. Take out consolidations from an aperture of a cover of a head of cylinders.



12.

NOTE: Do not perform further dismantling if the part is being removed only for access.

Remove the crankcase ventilation valve.

• Turn out two bolts.
• Remove the O-ring and discard it.

Installation

1. Install the positive crankcase ventilation valve.

• Clean the contact surfaces of the parts.
• Install the sealing ring.
• Tighten the bolts (tightening torque 6 Nm).

2. Install new seals in the holes in the cylinder head cover.

3. Install a new cylinder head cover gasket.

4.

NOTE: Apply two strips of silicone gasket sealant as shown. The sealant strips should be 3 mm in diameter and 12 mm long. Install the cylinder head cover immediately after applying the sealant. The cylinder head cover must be installed directly on the head without smearing the sealant on the gasket.

Install the cylinder head cover. Clean the contact surfaces of the parts.



5. Screw bolts of a cover of a head of cylinders.

• Screw in the cylinder head cover bolts in accordance with their previous location.
• Tighten the bolts (tightening torque 12 Nm).
• Tighten the bolts in the order shown in the figure.

6. Mate the variable valve timing solenoid valve electrical connector (VCT).


7. Install an individual ignition coil. For more information, refer to Ignition Coil with Spark Plug (18.20.44)

8. Install the remaining individual ignition coils.

9. Attach the engine wiring harness to the support bracket.

10. Connect the forced crankcase ventilation line (PCV).

11. Install the air filter assembly. For more information refer to Air Filter (19.10.01)

12. Install the air supply resonator.