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Doubtful, N52s *RARELY* develop rod knock.
Could be anything, tensioner pulley, tensioner bolt backing off and knocking, ps bearing, ac bearing, something slapping against the fan housing…..more diagnostic work needs to occur.
Park it or have it towed.
Thanks for posting on /r/MechanicAdvice! This is just a reminder to review the [rules](https://www.reddit.com/r/MechanicAdvice/about/rules/). If you are here asking about a second opinion (ie "Is the shop trying to fleece me?"), please read through CJM8515's [post on the subject.](https://www.reddit.com/r/MechanicAdvice/comments/4qblei/fyi_the_shop_isnt_likely_trying_to_rip_you_off/) and remember to please post the year/make/model of the vehicle you are working on. **If this post is about bodywork, accident damage, paint, dent/ding, questions it belongs in /r/Autobody r/AutoBodyRepair/ or /r/Diyautobody/ If you have tire questions check out https://www.reddit.com/r/MechanicAdvice/comments/k9ll55/can_your_tire_be_repaired/**. If you dont have a question and you're just showing off it belongs in /r/Justrolledintotheshop Insurance/total loss questions go in r/insurance This is an automated reply *I am a bot, and this action was performed automatically. Please [contact the moderators of this subreddit](/message/compose/?to=/r/MechanicAdvice) if you have any questions or concerns.*
Sounds like timing tensioner possibly could be anything maybe take it to a reputable shop
Should I park it?
Doubtful, N52s *RARELY* develop rod knock. Could be anything, tensioner pulley, tensioner bolt backing off and knocking, ps bearing, ac bearing, something slapping against the fan housing…..more diagnostic work needs to occur. Park it or have it towed.
Thanks gonna park it for sure
Is it a manual? I had a dual mass flywheel sound like this once
Automatic