Nissan Altima 2007-2012 Service Manual: Spark plug

Removal and Installation

1. Ignition coil


1. Ignition coil

2. Spark plug

3. Rocker cover RH

4. Rocker cover LH

REMOVAL

1. Remove the ignition coil. Refer to EM-145, "Removal and Installation LH" and EM-145, "Removal and Installation RH".

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

INSPECTION AFTER REMOVAL


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.


• 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.

INSTALLATION


INSTALLATION

Installation is in the reverse order of removal.

Drive belts


    Drive belts
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    Other materials:

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    S connector circuit
    Description The starter motor magnetic switch is supplied with power when the ignition switch is turned to the START position while the selector lever is in the P or N position (CVT models) or the clutch pedal is fully depressed (M/T models). Diagnosis Procedure CAUTION: Perform diagnosis ...

    P1745 line pressure control
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