Nissan Altima (L32) 2007-2012 Service Manual ≻ Engine mechanical ≻ On-vehicle maintenance ≻ Spark plug

Nissan Altima (L32) 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

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:

Heated steering wheel switch (if so equipped)
Push the heated steering wheel switch to warm the steering wheel after the ignition switch is placed in the ON position. The indicator light will come on. If the surface temperature of the steering wheel is below 68ºF (20ºC), the system will heat the steering wheel and cycle off and on to mainta ...

2.0L 4 cylinder (KR20DDET engine model)
The following shows the maintenance schedule. Choose the maintenance schedule needed based on your vehicle driving conditions. After 90,000 miles (144,000 km)/144 months, continue maintenance at the same mileage/time interval. NOTE: For information regarding coolant or spark plug replacement, see ...

I-LI system limitations
WARNING Listed below are the system limitations for the I-LI system. Failure to follow the warnings and instructions for proper use of the I-LI system could result in serious injury or death. The I-LI system may activate if you change lanes without first activating your turn signal or, for examp ...