Engine Oil Pressure: Testing and Inspection

12.90.09.01 Engine oil pressure check
Before disconnecting the battery, ensure all text and cautions in the battery disconnection information are observed.

Check
1. Disconnect battery earth lead.
2. Remove oil pressure switch.





3. Fit LRT-12-052/10 to oil filter housing and fit LRT-12-052C to LRT-12-052/10, tighten unions.
4. Check engine oil level, top-up if necessary.
5. Connect battery earth lead.
6. Start and run engine until normal operating temperature is reached.
7. Note oil pressure readings with the engine running at idle and at 3500 rev/min.
8. Switch off engine.
9. Disconnect battery earth lead.
10. Remove LRT-12-052C.
11. Remove LRT-12-052/10.
12. Clean oil spillage.
13. Fit oil pressure switch.
14. Check engine oil level, top-up if necessary.
15. Connect battery earth lead.