SI M11 01 12February 2015 EngineTechnical Service This Service Information bulletin supersedes SI M11 01 12 dated March 2014. designates changes to this revision SUBJECT N16 and N18 Engine: Engine Oil Leak. The customer states that a small engine oil leak can be seen from the underside of the engine. CAUSE The internal sealing of the oil pump volume control solenoid valve is compromised, allowing engine oil to leak from the oil pump volume control solenoid. DIAGNOSTIC
