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Home >> Suzuki >> 2009 >> Grand Vitara Base, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Engine Lubrication System (N32A)) >> Diagnostic Information and Procedures >> Oil Pressure Check
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Oil Pressure Check

WARNING: This page is about a different variant/trim than selected.
WARNING: To avoid danger of being burned, do not touch exhaust system when it is hot. Any service on exhaust system should be performed when it is cool.
NOTE: Prior to checking oil pressure, check the following.
  • Oil level in oil pan

    If oil level is too low, add oil up to full level mark (hole) on oil level gauge. See ENGINE OIL AND FILTER CHANGE .

  • Oil quality

    If oil is discolored or deteriorated, change it. For particular oil to be used. See ENGINE OIL AND FILTER CHANGE .

  • Oil leaks

    If leak is found, repair it.

  1. With hose connected, detach P/S pump from its bracket. See P/S PUMP REMOVAL AND INSTALLATION .
  2. Remove P/S pump bracket. See P/S HOSE/PIPE COMPONENTS .
  3. Remove OCV connector.
    CAUTION: After OCV connector installation, check DTC.
    When DTC is displayed, be sure to clear DTC. See DTC CLEARANCE .
  4. Disconnect oil pressure switch connector (1).
  5. Remove oil pressure switch (2) from cylinder block.
    Fig 1: Identifying Oil Pressure Switch And Oil Pressure Switch Connector
    G06493280Courtesy of SUZUKI OF AMERICA CORP.
  6. Install special tools (oil pressure gauge) to threaded hole from which oil pressure switch was removed.

    Special Tool 

    (A): 09915-77311 

    (B): 09915-78211 

    Fig 2: Installing Special Tools To Threaded Hole From Oil Pressure Switch
    G06493281Courtesy of SUZUKI OF AMERICA CORP.
  7. Install P/S pump bracket. See P/S HOSE/PIPE COMPONENTS .
  8. Install P/S pump. See P/S PUMP REMOVAL AND INSTALLATION .
  9. Start engine and warm engine up to normal operating temperature.
    NOTE: Be sure to shift select lever to "P" range, set parking brake and block drive wheels.
  10. Raise engine speed to 4,000 RPM and measure oil pressure.

    Oil pressure specification 

    More than 300 - 500 kPa (3.1 - 5.1 kgf/cm 2  , 43.5 - 72.5 psi) at 4,000 RPM  .

  11. With hose connected, detach P/S pump from its bracket. See P/S PUMP REMOVAL AND INSTALLATION .
  12. Remove P/S pump bracket. See P/S HOSE/PIPE COMPONENTS .
  13. Remove special tool from cylinder block.
  14. Before reinstalling oil pressure switch (2), be sure to wrap its screw threads with sealing tape (1) and tighten switch to specified torque.
    NOTE: If sealing tape edge extend beyond screw threads of switch, cut it off to threads width.

    Tightening torque 

    Oil pressure switch (a): 13 N.m (1.3 kg-m, 9.5 lbf-ft) 

    Fig 3: Identifying Oil Pressure Switch
    G06493282Courtesy of SUZUKI OF AMERICA CORP.
  15. Connect oil pressure switch connector (1).
    Fig 4: Identifying Oil Pressure Switch Connector
    G06493283Courtesy of SUZUKI OF AMERICA CORP.
  16. Install P/S pump bracket. See P/S HOSE/PIPE COMPONENTS .
  17. Install P/S pump. See P/S PUMP REMOVAL AND INSTALLATION .
  18. Connect OCV connector.
  19. Clearance for DTC.
  20. Start engine and check oil pressure switch for oil leakage. If oil leakage is found, repair it.
  21. Check for DTC.
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