F 119109 Engine oil circuit 1. Delivery pump 2. Oil tank 3. Check valve 4. Oil filter 5. Control valve 6. Low-pressure line (gearbox) 7. Low-pressure line (clutch) 8. High-pressure line (crankshaft) 9. High-pressure line (big end bearing) 10.High-pressure line (camshafts) 11.Chain tensioner 12.Spray nozzle (for piston) 13.Oil sump 14.Suction pump 11.12