ENGINE - OIL LEAK FROM POSITIVE CRANKCASE VENTILATION (PCV) VALVE AREA - VEHICLES BUILT BEFORE 5/17/2002 EQUIPPED WITH 4.6L 2V ENGINE ONLY
Publication Date: AUGUST 16, 2002
Some vehicles equipped with a 4.6L 2V engine built before May 17, 2002, may exhibit an oil leak coming from the camshaft/valve cover area, where the positive crankcase ventilation (PCV) valve mounts. This leak may be caused by the stack up tolerance between the PCV valve and tube assembly.
Verify condition. To service, install hose clamp onto the PCV tube assembly at the PCV valve. Refer to the following Service Procedure for details.
Verify that oil is present on the cam cover area.
If oil is present, remove the Air cleaner outlet tube per the Workshop Manual (Section 303-12-3).
Disconnect the tube from the PCV valve per the Workshop Manual (Section 303-08-7).
Install hose clamp (376240-S100) onto tube assembly, with the worm gear down (Figure 1).
Re-install tube assembly onto the PCV valve per the Workshop Manual.
Tighten the hose clamp to 12-20 Lb-in (1.3-2.3 N-m).
Re-install air cleaner outlet tube per the Workshop Manual.
Clean excess oil from the cam cover area.
Check to make sure the engine has the proper oil level.
OTHER APPLICABLE ARTICLES:
Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage And Emissions Warranty Coverage