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Oil Pressure Check

NOTE: Prior to checking oil pressure, check the following.
  1. For M/T model, place gear shift lever in "Neutral" and apply parking brake.

    For A/T model, place select lever in "P" and apply parking brake.

  2. Disconnect OCV connector.
  3. Remove engine cover.
  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
    G08895390Courtesy of SUZUKI OF AMERICA CORP.
  6. Install special tools to threaded hole where oil pressure switch was removed.

    Special Tool 

    (A): 09915-77311 

    (B): 09915-78211 

    Fig 2: Installing Special Tools To Threaded Hole Of Oil Pressure Switch
    G08895391Courtesy of SUZUKI OF AMERICA CORP.
  7. Start engine and warm engine up to normal operating temperature.
  8. After warming up, 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  .

  9. After checking oil pressure, stop engine and remove special tools.
  10. 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 sealant is applied to the hole when applying sealant to thread portion of the oil pressure switch, the engine oil pressure light will not operate properly due to clogging.
    Avoid applying sealant to the oil pressure switch hole.

    Tightening torque 

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

    Fig 3: Identifying Oil Pressure Switch
    G08895392Courtesy of SUZUKI OF AMERICA CORP.
  11. Connect oil pressure switch lead wire (1).
    Fig 4: Identifying Oil Pressure Switch Lead Wire
    G08895393Courtesy of SUZUKI OF AMERICA CORP.
  12. Start engine and check oil pressure switch for oil leakage. If oil leakage is found, repair it.
  13. Check DTC referring to DTC CHECK . If any DTC is displayed, clear it referring to DTC CLEARANCE .