Nissan Sentra manuals

Nissan Sentra Service Manual: Compression pressure

Inspection

  1. Warm up the engine to full operating temperature.
  2. Release fuel pressure. Refer to EC-143, "Work Procedure".
  3. Remove ignition coil and spark plug from each cylinder. Refer to EM-46, "Exploded View".
  4. Connect engine tachometer (not required in use of CONSULT).
  5. Install compression gauge (B) with an adapter (A) into spark plug hole.


(a) : 20 mm (0.79 in) or less


  1. With accelerator pedal fully depressed, turn ignition switch to “START” for cranking. When the gauge pointer stabilizes, read the compression pressure and the engine rpm. Perform these steps to check each cylinder.

Compression pressure : Refer to EM-118, "General Specification".

CAUTION:

Always use a fully charged battery to obtain the specified engine speed.

  1. After inspection is completed, install removed parts.
  2. Start the engine, and check that the engine runs smoothly.
  3. Perform trouble diagnosis. If DTC appears, erase it. Refer to EC-55, "Diagnosis Description".
Camshaft valve clearance
Inspection and Adjustment INSPECTION Perform inspection after removal, installation or replacement of camshaft or valve-related parts, or if there are unusual engine conditions regarding valve cl ...

Removal and installation
...

Other materials:

Periodic maintenance
ENGINE COOLANT System Inspection WARNING: Do not remove the radiator cap when the engine is hot. Serious burns could occur from high pressure engine coolant escaping from the radiator. Wrap a thick cloth around the cap. Slowly push down and turn it a quarter turn to allow built-up pr ...

Front door glass
Removal and Installation REMOVAL WARNING: Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least three minutes. Do not use air tools or electric tools for servicing. NOTE: LH front door panel shown; RH side similar Disconnect the battery ...

Changing engine oil
Park the vehicle on a level surface and apply the parking brake. Start the engine and let it idle until it reaches operating temperature, then turn it off. Remove the oil filler cap A by turning it counterclockwise. Place a large drain pan under the drain plug B . Remove the d ...

© 2014-2025 Copyright www.nisentra.com