A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005)
Oil Filter Housing: All Technical Service Bulletins
Engine - Oil Loss From The Oil Cooler
17 Oil loss from oil cooler
17 10 12
2019851/2
August 26, 2010
Supersedes Technical Service Bulletin Group 17 number 09-11 dated June 10, 2009 for reasons listed below.
Affected Vehicles
CONDITION
Oil loss from the oil cooler.
TECHNICAL BACKGROUND
When changing the oil filter, the oil cooler may become twisted (loosened), causing a leak between the oil cooler and upper oil sump.
PRODUCTION SOLUTION
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Service
Replace the 0-ring.
Replace only the 0-ring. The oil cooler is operative.