2003 mach1 check engine light - 2003-04 Mach 1 Registry Owners Club

yellow03 · 03-14-2007, 12:08 AM

the car has a little shake here and there but not real bad . but it keeps setting the check engine light when i scan it the codes are po605 internal control module read only memory error , po602 control module reprogramming error , p1211 i have know ideal what this means , p1690 i have know ideal what this means, and po301,po302,po305,po306,po307 which are all misfire. i dont know anything about codes and computers can u guys point me in the wright way i can really use the help.

the car has a jlt intake,borla cat-back,upr x-pipe,and steeda pullyes.

03-14-2007, 12:08 AM	#1
yellow03 Registered User Join Date: Mar 2007 Location: baltimore,md Posts: 5	2003 mach1 check engine light the car has a little shake here and there but not real bad . but it keeps setting the check engine light when i scan it the codes are po605 internal control module read only memory error , po602 control module reprogramming error , p1211 i have know ideal what this means , p1690 i have know ideal what this means, and po301,po302,po305,po306,po307 which are all misfire. i dont know anything about codes and computers can u guys point me in the wright way i can really use the help. the car has a jlt intake,borla cat-back,upr x-pipe,and steeda pullyes.

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