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- 20 Mar 2014, 19:11
- Forum: S80 1st gen 1999-2006
- Topic: 2002 S80 2.9 Rough idle when warm
- Replies: 3
- Views: 2886
Re: 2002 S80 2.9 Rough idle when warm
I am having just about the exact same issues. (Will pull the oil stick tomorrow to see if it smooths out the idle.) Did replacing the PCV also resolve your O2 sensor code?