With UDV or UHS
- Ignition ON.
- Verify the scan tool Engine Oil Pressure Switch parameter is Low.
- If not Low
Refer to Circuit/System Testing .
- If Low
- If not Low
- Engine running.
- Verify the scan tool Engine Oil Pressure Switch parameter is OK.
- If not OK
Refer to Circuit/System Testing .
- If OK
- If not OK
- All OK.