Discovery II (LT) V8-4.6L (2003)
Oil Filter Adapter: Customer Interest
Engine - Oil Filter Adapter Oil Leaks
No: 12/01/04/NAS
FGN
Ref:
Issue: 1
Date: 28 October 2004
Oil Filter Adapter Joint Leak
AFFECTED VEHICLE RANGE:
Discovery Series II (LT)
3A771055 to 4A859333
SITUATION:
OIL FILTER ADAPTER LEAK
Poor surface finishing during manufacture of the oil filter head adapter sealing face results in an uneven surface which does not completely seal against
the engine block during assembly.
RESOLUTION:
DETERMINE LEAK PATH AND REPLACE ADAPTER
Upon customer complaint of an oil leak from the oil filter area, determine that the leak is from the adapter joint area. Replace leaking adapter with a new
part manufactured to improved surface tolerances.
PARTS INFORMATION:
DDW WARRANTY CLAIMS:
DDW requires the use of causal part numbers. Labor only claims must show the causal part number with a quantity of zero.
Normal warranty policy and procedures apply.
Material allowance is included in labor operation.
REPAIR PROCEDURE
INSPECT LEAK PATH AND REPAIR
NOTE:
GTR lookup sequence is as follows:
GTR Home > NAS > Service Information / LT
Discovery Series 11>2004 > Workshop Manuals>
Service Procedures> Bookmark Engine V8 12-2-1"
> TOC Repairs/Filter-oil link
1.
Position a catch pan under the oil filter and adapter.