Nissan Sentra Service Manual: Spark plug
Exploded View
- Ignition coil
- Spark plug
- Rocker cover
Removal and Installation
REMOVAL
- Remove engine cover. Refer to EM-24, "Exploded View".
- Remove ignition coil. Refer to EM-46, "Exploded View".
- Remove spark plug using suitable tool.
(a) : 14 mm (0.55 in)
CAUTION:
Do not drop or shock spark plug.
INSTALLATION
Installation is in the reverse order of removal.
*: Always check with the Parts Department for the latest parts information.
CAUTION:
Always tighten the spark plug to specified torque to align the orientation of electrodes. The ground electrode of a genuine spark plug is positioned in the area of maximum ignitability by tightening to the specified torque. When replacing spark plugs, use genuine spark plugs of which the ground electrode is adjusted.
NOTE:
The ground electrode of the spark plug is positioned in the area of maximum ignitability to improve combustion efficiency in the cylinder, reduce CO2 (carbon dioxide) emission and improve fuel economy.
- Ground electrode of spark plug
- Top view
- Air-fuel mixture flow
- Poor ignitability region
Inspection
INSPECTION AFTER REMOVAL
Use the standard type spark plug for normal condition.
Spark plug (Standard type) : Refer to EM-118, "Spark Plug".
CAUTION:
- Do not drop or shock spark plug.
- Do not use a wire brush for cleaning.
- If plug tip is covered with carbon, spark plug cleaner may be used.
Cleaner air pressure : Less than 588 kPa (6 kg/cm2, 85 psi)
Cleaning time : Less than 20 seconds
- Spark plug gap adjustment is not required between replacement intervals.
- Measure spark plug gap. when it exceeds the limit, replace
spark plug even if it is with in the specified replacement mileage.
Refer to EM-118, "Spark Plug".
Drive belt
Exploded View
Alternator
Drive belt auto-tensioner
Crankshaft pulley
A/C compressor
Water pump
Drive belt
Possible use range
New drive belt range
Indicator
Removal and ...
Other materials:
Precautions when starting and driving
WARNING
Do not leave children or adults who
would normally require the assistance
of others alone in your vehicle. Pets
should also not be left alone. They
could accidentally injure themselves or
others through inadvertent operation of
the vehicle. Also, on hot, su ...
Garage Jack and Safety Stand and 2-Pole Lift
WARNING:
Park the vehicle on a level surface when using the jack. Make
sure to avoid damaging pipes, tubes,
etc. under the vehicle.
Never get under the vehicle while it is supported only by the
jack. Always use safety stands when
you have to get under the vehicle.
Place wheel chock ...
System description
Component parts
CVT CONTROL SYSTEM
CVT CONTROL SYSTEM : Component Parts Location
No.
Component
Function
1
ECM
Mainly transmits the following signal to TCM via CAN
communication.
Engine and CVT integrated control signal
NOTE:
General term for the c ...
