Civic L4-1.8L CNG (2008)
Timing Cover: Customer Interest
Engine - Oil leak From The Timing Chain Cover
09-021
September 2, 2009
Applies To:
See VEHICLES AFFECTED
Engine Oil Leak at the Timing Chain Case Cover
(Supersedes 09-021, dated March 25, 2009, to revise the information marked by the black bars and asterisks)
*REVISION SUMMARY
A VEHICLES AFFECTED section was added, which now includes 2008 and 2009 models.*
SYMPTOM
There is an engine oil leak coming from the front of the timing chain case cover on the oil pump assembly.
*VEHICLES AFFECTED*
PROBABLE CAUSE
There was improper cleaning of the timing chain case cover and oil pump housing sealing surfaces before assembly.
CORRECTIVE ACTION
Remove the timing chain case cover, clean the sealing surfaces, then reseal and reassemble.
REQUIRED MATERIALS