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Engine Oil Pressure Test

Special Tools Required

Oil pressure gauge attachment PT 1/8
 07406-0030000

Oil pressure gauge set
 07506-3000001
NOTE: If the low oil pressure indicator stays on with the engine running, check the engine oil level. If the oil level is correct:
  1. Remove the engine oil pressure switch, then install the special tools.
  1. Start the engine. Shut it off immediately if the gauge registers no oil pressure. Repair the problem before continuing.
  1. Allow the engine to reach operating temperature (fan comes on at least twice). The pressure should be:
    Engine Oil Temperature:
    80 °C (176 °F)
    Engine Oil Pressure:
    At Idle:
    70 kPa (0.7 kgf/cm 2 , 10 psi) min.
    At 3,000 rpm (min −1 ):
    340 kPa (3.5 kgf/cm 2 , 50 psi) min.

  1. If oil pressure is out of specifications, inspect these items: