Corolla S Sedan L4-1.8L (1ZZ-FE) (2002)
Oil Pressure Sender: Testing and Inspection
INSPECT LOW OIL PRESSURE SWITCH CONTINUITY
a. Disconnect the connector from the switch.
b. Check that there is continuity between terminal and ground with the engine stopped.
c. Check that there is no continuity between terminal and ground with the engine running.
HINT: Oil pressure should be over 24.5 kPa (0.25 kg/sq.cm, 3.55 psi).
If operation is not as specified, replace the switch.
Service Hints:
Combination Meter
O1 OIL PRESSURE SW
1 - GROUND: Opened with the oil pressure above approx. 19.61 kpa (2.84 psi, 0.2 kg/sq.cm)