Nissan Sentra manuals

Nissan Sentra Service Manual: Spark plug

Exploded View


  1. Ignition coil
  2. Spark plug
  3. Rocker cover

Removal and Installation

REMOVAL

  1. Remove engine cover. Refer to EM-24, "Exploded View".
  2. Remove ignition coil. Refer to EM-46, "Exploded View".
  3. Remove spark plug using suitable tool.

(a) : 14 mm (0.55 in)

CAUTION:

Do not drop or shock spark plug.

INSTALLATION


INSTALLATION

Installation is in the reverse order of removal.

*: Always check with the Parts Department for the latest parts information.


*: 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.


  1. Ground electrode of spark plug
  1. Top view
  2. Air-fuel mixture flow
  3. 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:

Cleaner air pressure : Less than 588 kPa (6 kg/cm2, 85 psi)

Cleaning time : Less than 20 seconds


Drive belt


Periodic maintenance
...

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:

The key warning does not sound (without intelligent key)
Description The key warning chime does not sound, when all of the following conditions are fulfilled. Key inserted into the key cylinder (key switch signal on). Ignition switch is in acc or off (ignition switch signal off). Driver side door is open (driver side door switch on) Diagnosi ...

Precaution for supplemental restraint system (SRS) "air bag" and "seat belt pre-tensioner"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collision. Information necessary to service the system ...

iPod®* player operation with Navigation System (if so equipped)
Connecting iPod® WARNINGDo not connect, disconnect or operate the USB device while driving. Doing so can be a distraction. If distracted you could lose control of your vehicle and cause an accident or serious injury. CAUTION Do not force the USB device into the U ...

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