Table of contents: Removal and installation ↓ Installation ↓
1. Valve cover; 2. Ignition coil; 3. Spark plug; 4. Valve cover gasket; A. See above
Removal and installation
Removal
1. Disconnect the air duct and resonator assembly. See above.
2. Remove the electric throttle actuator without disconnecting the water hose. See above.
3. Loosen the intake manifold mounting bolts and nuts.
4. Remove the intake manifold. See above.
5. Disconnect the connectors from the ignition coils.
6. Support the bottom of the engine with a telescopic stand.
7. Disconnect the ground cable and electrical wiring from the right engine mount bracket.
Remove the ignition coils
Attention:
- Do not drop or hit ignition coils.
- Do not disassemble ignition coils.
9. Disconnect the PCV hose from the valve cover.
10. Remove the right engine mount bracket. See below.
11. If necessary, remove the PCV valve and O-ring from the valve cover.
12. If necessary, remove the oil filler cap from the valve cover.
13. Loosen the bolts in the reverse order shown in the figure.
14. Remove the gasket from the valve cover.
15. Using a scraper, remove the remains of the old sealant from the cylinder head and camshaft bracket (No. 1).
Caution: When removing old sealant, do not scratch or damage the contact surfaces.
Installation
1. Apply sealant to the areas shown in the figure (4 places in front and behind the cylinder head) as follows:
a. Referring to Fig. "a", apply sealant to the joint between the camshaft bracket (No. 1) and the cylinder head.
b. Referring to Fig. "b", apply the sealant at an angle of 90° to Fig. "a".
Use brand name sealant or equivalent.
Caution: Installation must be performed within 5 minutes after applying the sealant.
2. Install the gasket into the valve cover.
3. Install the valve cover.
- Check to see if the gasket has fallen out of the installation groove in the valve cover.
4. Tighten the bolts in two passes in the order shown by the numbers in the figure.
1st pass
: 1.96 N·m (0.2 kg·m)
2nd pass
: 8.33 N·m (0.85 kg·m)
5. After this operation, installation is carried out in the reverse order of removal.
(Text duplicated from the website: «nissanbook»)