Engine Oil Pressure: Inspection

WARNING: This page is about a different variant/trim than selected.

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

Fig 1: Disconnecting Ground Cable From Battery
Courtesy of SUBARU OF AMERICA, INC.
Remove the oil pressure switch. Refer to 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 Battery Ground Terminal
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 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 ENGINE LUBRICATION SYSTEM TROUBLE IN GENERAL .
Engine oil pressure:

Standard

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

392 kPa (4.0 kgf/cm ² , 57 psi) or more (at 6, 000 RPM)
After inspection, install the related parts in the reverse order of removal.