Engine - Oil Seepage From Front Cover Area

Bulletin No: 01-055/10

Last Issued: 12/15/2010

Subject:
OIL SEEPAGE FROM ENGINE FRONT COVER

APPLICABLE MODEL(S)/VINS
2007-2009 Mazdaspeed3
2006-2007 Mazdaspeed6
2007-2009 CX-7

DESCRIPTION

Some vehicles may experience oil seepage between the engine front cover and the engine block/head. Oil seepage may be seen on either side of the engine front cover. This concern may be caused by improper sealing due to insufficient surface degreasing.

Customers having this concern should have their vehicle repaired using the following repair procedure.

REPAIR PROCEDURE

1. Verify customer concern.

2. Re-seal the engine front cover according to the MS3 online instructions or Workshop Manual (section 01-10 TIMING CHAIN REMOVAL/INSTALLATION [L3 WITH TC]).

NOTE:
^ Pay special attention to ensuring that area (A) shown below is thoroughly degreased before re-sealing (image shown with front engine cover loose).





^ Make sure to thoroughly degrease all of the surface area between the front engine cover (B) and engine block (C).

^ DO NOT replace the engine front cover for an improper sealing concern.

3. Verify repair.





PART(S) INFORMATION





WARRANTY INFORMATION

NOTE:
^ This warranty information applies only to verified customer complaints on vehicles eligible for warranty repair.

^ This repair will be covered under Mazda's New Vehicle Limited Warranty term for a Powertrain Component.

^ Additional diagnostic time cannot be claimed for this repair.