986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post

MNBoxster · 04-03-2007, 11:40 AM

Hi,

Possible MAF issue, or maybe O² Sensor. Another culprit could be the Fuel Filter. Depending upon mileage, he's likely due. It may flow enough to satisfy demand under 4500, but not capable of supplying the added fuel required above this mark...

Happy Motoring!... Jim'99

04-03-2007, 11:40 AM	#11
MNBoxster Registered User Join Date: Sep 2005 Location: Minneapolis/St. Paul, Minnesota, USA Posts: 3,308	Hi, Possible MAF issue, or maybe O² Sensor. Another culprit could be the Fuel Filter. Depending upon mileage, he's likely due. It may flow enough to satisfy demand under 4500, but not capable of supplying the added fuel required above this mark... Happy Motoring!... Jim'99