Porsche 911 Engine Misfire

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4 discussions

Cold Start Misfires Bank One Only

2005 PORSCHE 911

Every 3-5 Cold Start, Check Engine Light Comes On, Always P0300-301-303 Sometimes 302 Also. But Always Bank One. New Throttle Body, Plugs...

7 ANSWERS

Asked by rockw5364@gmail.com

1999 PORSCHE 911

Car Overheated And Cracked The 456 Head..123 Checked Out Fine, Replaced The Head,new Gaskets,torques Correctly Etc...engine Has A Misfire/...

1 ANSWER

Asked by Sureshot66

1990 PORSCHE 911

After Running The Engine Idling Is Lost And Sometimes Engine Wont Restart For A While

1 ANSWER

Asked by eddieseg12

1985 PORSCHE 911

Car Has An Intermitent Misfire, Then Seems To Run Fine. I Replaced The Dme Relay, Cap, Rotor, Coil,fuel Filter, All With Oem Bosch Parts....

1 ANSWER

Asked by rzinkerman

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