Engine Oil Pressure: Inspection

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Remove the collector cover.
Disconnect the ground cable from battery.

Fig 1: Connecting/Disconnecting Battery Ground Cable
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil pressure switch. < Refer to REMOVAL , Oil Pressure Switch. >
Install the oil pressure gauge to cylinder block.

Fig 2: Installing Oil Pressure Gauge To Cylinder Block
Courtesy of SUBARU OF AMERICA, INC.
Connect the battery ground terminal.

Fig 3: Connecting/Disconnecting Battery Ground Cable
Courtesy of SUBARU OF AMERICA, INC.
Start the engine, and check the oil pressure.
NOTE:
- Standard value is based on an engine oil temperature of 80°C (176°F).
- If the oil pressure is out of specification, check oil pump, oil filter and lubrication line. < Refer to INSPECTION , Engine Lubrication System Trouble in General. >
- If the oil pressure warning light is ON and oil pressure is within specification, check the oil pressure switch. < Refer to INSPECTION , Engine Lubrication System Trouble in General. >
Engine oil pressure:

Standard

98 kPa (1.0 kgf/cm ² , 14 psi) or more (at 600 rpm)

294 kPa (3.0 kgf/cm ² , 43 psi) or more (at 5, 000 rpm)
After inspection, install the related parts in the reverse order of removal.