Previa Van 4WD L4-148.8 2438cc 2.4L DOHC (2TZ-FE) (1991)
/Page-321001.png)
Oil Level Sensor: Testing and Inspection
Inspect Engine Oil Level Sensor
a. Check that there is continuity between terminals 1 and 2 with the switch each position.
b. Heat the switch to above 60°C (140°F) in an oil bath.
c. Check that there is continuity between terminals 1 and 2 with the switch ON (float up).
d. Check that there is no continuity between terminals 1 and 2 with the switch OFF (float down).
If operation is not as specified, replace the switch.
