8th Generation Honda Civic Forum - View Single Post - P0139 Question, already searched.
View Single Post
Old 04-21-2009, 07:40 PM   #7 (permalink)
SiLentPower
Senior Member
 
SiLentPower's Avatar
 
Join Date: Apr 2007
Location: North Indy
Age: 24
Posts: 481
Joe
haha, yeah you gotta do it right. Sometimes the higher flow of exhaust will foul up the sensor quicker. It very well could be starting to foul up.
SiLentPower is offline   Reply With Quote