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Test Methods

  1. Temporarily attach the ST to a suitable place in the driver's compartment, remove the blind plug located in front of the toe board and pass the hose of the ST to the engine compartment.

    ST 498575400 OIL PRESSURE GAUGE ASSY

    Fig 1: Attaching Oil Pressure Gauge Assy
    G02036967
  2. Remove the test plug and install ST instead.

    ST 498897200 OIL PRESSURE GAUGE ADAPTER

    Fig 2: Installing ST 498897200 Oil Pressure Gauge Adapter
    G02036968
  3. Connect ST1 with ST2.

    ST1 498897200 OIL PRESSURE GAUGE ADAPTER

    ST2 498575400 OIL PRESSURE GAUGE ASSY

  4. Check for duty ratio changes by opening and closing throttle valve using Subaru Select Monitor.
    1. Insert the cartridge to Subaru Select Monitor. See PREPARATION TOOL .
      Fig 3: Inserting The Cartridge To Subaru Select Monitor
      G02036969
    2. Connect Subaru Select Monitor to data link connector.
  5. Check line pressure in accordance with the following chart.