Oil Pressure Warning Lamp/Indicator: Testing and Inspection
CHECK LOW OIL PRESSURE WARNING LIGHTa. Disconnect the E3 switch connector.
b. Connect the E3-1 terminal of the wire harness side connector to the body ground.
c. Turn the ignition switch ON, and then check that the low oil pressure warning light turns on.
OK:Low oil pressure warning light turns on
If the result is not as specified, the combination meter may have a malfunction.