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.
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: Intelligent Lane Intervention (I-LI)
(if so equipped)
WARNING
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 will not steer the vehicle
or prevent loss of control. It is
the driver’s responsibility to stay
alert, drive safely, keep the vehicle in
the tr ...
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 ...
General maintenance
During the normal day-to-day operation of
the vehicle, general maintenance should
be performed regularly as prescribed in
this section. If you detect any unusual
sounds, vibrations or smells, be sure to
check for the cause or have it checked
promptly. In addition, it is recommended
that you visit a ...
On-vehicle maintenance
Drive belts