 912e mild backfire on deceleration |
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| rosenfe |
 Dec 7 2014, 06:19 PM
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Senior Member  Group: Members Posts: 564 Joined: 14-October 13 From: northern california Member No.: 16,512 Region Association: None  |
when i accelerate and take foot off gas ,i get backfire sound -or similar to that.its not loud,but noticeable.any ideas of what to check.these cars have backfire valve,but im not sure how that works.car runs strong,just adjusted valves.someone on 912e forum suggested exhaust system gaskets,but im not sure if they were referring to gasket at headers or muffler.any ideas?
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| rosenfe |
Dec 7 2014, 06:41 PM
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Senior Member Group: Members Posts: 564 Joined: 14-October 13 From: northern california Member No.: 16,512 Region Association: None |
well the responses suggest exhaust leak.any suggestions as to how to find it?
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Posts in this topic
rosenfe 912e mild backfire on deceleration Dec 7 2014, 06:19 PM
rick 918-S Is it back firing or popping from an exhaust leak? Dec 7 2014, 06:29 PM Mikey914 Exhaust leak Dec 7 2014, 06:30 PM
pisces914
well the responses suggest exhaust leak.any sugge... Dec 7 2014, 07:01 PM rosenfe more of a popping sound,can i continue to drive it... Dec 7 2014, 06:44 PM patssle Look for carbon blowout - any darkened areas aroun... Dec 7 2014, 07:19 PM roblav1 Yup... exhaust leak. Dec 7 2014, 07:49 PM dknechtly If you have a two nipple vacuum advance, check tha... Dec 8 2014, 09:29 AM stownsen914 Or you already have a burned valve (or not seating... Dec 8 2014, 10:45 AM rosenfe noise had gotten louder after adjusting valves.the... Dec 8 2014, 11:53 AM rosenfe would a bad deceleration valve cause this problem? Dec 8 2014, 12:43 PM |
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