Engine Oil Pressure: Inspection

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

Disconnect the ground cable from battery.
Remove the oil pressure switch. Refer to LUBRICATION(STI)>OIL PRESSURE SWITCH>REMOVAL .
Install the oil pressure gauge to cylinder block.

Courtesy of SUBARU OF AMERICA, INC.
Install the generator. Refer to STARTING/CHARGING SYSTEMS(STI)>GENERATOR>INSTALLATION .
Connect the battery ground terminal.
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 LUBRICATION(STI)>ENGINE LUBRICATION SYSTEM TROUBLE IN GENERAL>INSPECTION .
- If the oil pressure warning light is ON and oil pressure is within specification, check the oil pressure switch. Refer to LUBRICATION(STI)>ENGINE LUBRICATION SYSTEM TROUBLE IN GENERAL>INSPECTION .
Engine oil pressure:

At 600 r/min

Standard

98 kPa (1.0 kg/cm² , 14 psi) or more

At 6, 000 r/min

Standard

392 kPa (4.0 kg/cm² , 57 psi) or more
After inspection, install the related parts in the reverse order of removal.