Oil Pressure, Check
Check engine oil level and correct if necessary.
Remove, Disconnect
Detach wiring harness plug (1) from oil pressure switch and detach oil pressure switch (2) from oil pump - collect escaping engine oil.
Inspect
Check oil pressure with KM-498-B (4) and KM-135 (3) - oil pressure min. 150 kPa (1.5 bar) at idle speed and engine oil temperature ≥ 80 ° C/176 ° F.
Install, Connect
Install oil pressure switch with new seal ring to oil pump - tightening torque 40 Nm / 29.5 lbf. ft.
Connect wiring harness plug to oil pressure switch.
Check engine oil level, if necessary correct.