Nissan Altima 2007-2012 Service Manual: Spark plug

Removal and Installation


1. Ignition coil

2. Spark plug

3. Rocker cover

REMOVAL

1. Remove the ignition coil. Refer to EM-35, "Removal and Installation".

2. Remove the spark plug with a suitable spark plug wrench.


INSPECTION AFTER REMOVAL

• Do not use a wire brush for cleaning the spark plugs. Replace as necessary.


• If plug is covered with carbon, a spark plug cleaner may be used.

Cleaner air pressure : less than 588 kPa (6 kg/cm2, 85 psi)

Cleaning time : less than 20 seconds

• Checking and adjusting plug gap is not required between change intervals. If the gap is out of specification, replace the spark plug.


Gap (nominal) : 1.1 mm (0.043 in)

INSTALLATION

Installation is in the reverse order of removal.

Drive belts


    Drive belts
    Checking Drive Belts WARNING: Inspect the drive belt only when the engine is stopped. • Make sure that the stamp mark of drive belt auto-tensioner is within the usable range. NOTE: ...

    Other materials:

    B2110 PNP/clutch interlock switch
    Description IPDM E/R confirms the shift position with the following signals. • Park/neutral position (PNP) switch (CVT models) • Clutch inter lock switch (M/T models) • Shift position signal from BCM (CAN) DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2110 is displayed ...

    Front fog lamp
    Aiming Adjustment The fog lamp is a semi-sealed beam type which uses a replaceable halogen bulb. Before performing aiming adjustment, make sure of the following. • Keep all tires inflated to correct pressure. • Place vehicle on level ground. • See that vehicle is unloaded ...

    DLC branch line circuit
    Diagnosis Procedure INSPECTION PROCEDURE 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the data link connector for damage, bend and loose connection (connector side and harness side) ...