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:

    Disassembly and assembly
    TORQUE CONVERTER AND CONVERTER HOUSING OIL SEAL Exploded View 1. CVT assembly 2. Converter housing oil seal 3. Torque converter Apply CVT Fluid. Refer to MA-12, "Fluids and Lubricants". Disassembly 1. Remove torque converter. 2. Remove the converter housing oil seal using s ...

    On-vehicle repair
    ACCELERATOR CONTROL SYSTEM Exploded View 1. Accelerator pedal and accelerator position sensor assembly. 2. Locating pins Removal and Installation REMOVAL 1. Disconnect the battery negative terminal. 2. Disconnect the accelerator position sensor electrical connector. 3. Remove the t ...

    BCM branch line circuit
    Diagnosis 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 BCM for damage, bend and loose connection (unit side and connector side). Is the inspection result normal? Y ...