Nissan Versa

 Sedan Service Manual

Engine » Engine mechanical (EM)
Ignition coil, spark plug and rocker cover

Exploded View

1. Ignition coil 2. Spark plug 3. Rocker cover 4. Hose cramp 5. PCV hose 6. PCV valve 7. Oring 8. Gasket 9. Oil filler cap 10. Oring 11. Intake camshaft position sensor 12. Exhaust camshaft position sensor 13. Clip A. To intake manifold

Removal and Installation

REMOVAL

1. Disconnect the battery negative terminal.
2. Remove intake manifold.
3. Remove ignition coil.

CAUTION:

• Do not drop or shock ignition coil.
• Do not disassemble ignition coil.

4. Remove fuel tube protector.
5. Remove PCV hose from rocker cover.
6. Remove PCV valve, if necessary.
7. Remove rocker cover.

• Loosen bolts in reverse order as shown.

: Engine front

8. Remove rocker cover gasket from rocker cover.
9. Use scraper to remove all traces of liquid gasket from cylinder head and front cover.

CAUTION:

Do not scratch or damage the mating surface when cleaning off old liquid gasket.

INSTALLATION

CAUTION:

Do not reuse Oring.

1. Install the rocker cover:

    a. Press gasket onto the bosses for the rocker cover bolt holes as shown to prevent the gasket from dropping off.

: Engine front

    b. Apply liquid gasket to the cylinder head (1) and front cover (2) as shown.

(a) : 2.5 3.5 mm diameter

Use Genuine RTV Silicone Sealant or equivalent.

CAUTION:

• The components must be installed within 5 minutes of the liquid gasket application.
• Then allow 30 minutes for the liquid gasket to set before putting oil in the engine.

    c. Install rocker cover to cylinder head.

CAUTION:

Check that the gasket has not slipped out of position.

• Tighten bolts in numerical order in two separate stages as shown.

: Engine front

2. Installation of the remaining components is in the reverse order of removal.

Precautions

Preparation

Camshaft valve clearance

Compression pressure

Noise, vibration and harshness (NVH) troubleshooting

Drive belt

Air cleaner filter 

Spark plug

Drive belt idler pulley

Air cleaner and air duct

Intake manifold

Exhaust manifold

Oil pan (lower)

Fuel injector and fuel tube

Ignition coil, spark plug and rocker cover

Timing chain

Camshaft

Valve oil seal

Front oil seal

Rear oil seal

Cylinder head

Engine assembly

Engine stand setting

Oil pan (upper) and oil strainer

Cylinder block

How to select piston and bearing

Service data and specifications (sds)