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V8Mustang · 03-17-2003, 11:39 AM

You may need to adjust your fuel pressure and also check for vacuum leaks. It is possible that you have an exhaust leak prior to the 02 sensors which will make the computer think the car is lean and richen the mixture.

03-17-2003, 11:39 AM	#2
V8Mustang Registered Member Join Date: Mar 2003 Location: NC Posts: 64	You may need to adjust your fuel pressure and also check for vacuum leaks. It is possible that you have an exhaust leak prior to the 02 sensors which will make the computer think the car is lean and richen the mixture. __________________ www.CRmotorsports.com Ford Performance Parts