Engine Oil Pressure: Testing and Inspection
Engine Oil PressureINSPECTION
1) Disconnect the ground cable from battery.
2) Remove the oil pressure switch from the oil pan upper.
3) Attach the oil pressure gauge to the oil pan upper.
4) Connect the battery ground terminal.
5) Start the engine, and check the oil pressure.
NOTE:
^ If the oil pressure is out of specification, check oil pump, oil filter and lubrication line.
^ If the oil pressure warning light is ON and oil pressure is within specification, check the oil pressure switch.
Engine oil pressure (at oil temperature of 120°C (248°F)):
Standard
98 kPa (1.0 kgf/cm2, 14 psi) or more (at 600 rpm)
392 kPa (4.0 kgf/cm2, 57 psi) or more (at 6,000 rpm)
6) After inspection, install the related parts in the reverse order of removal.