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XfireZ51 · 04-28-2012

Limey,

Is the notch on the prom pointed towards the outside shell of ECM? Just turn ignition key to ON. SES should flash once then stay on. If it flickers, something wrong w prom. Also, aftermarket prom, is it using correct MY Mask ID, ie $8EA(90), AFA(91), D0A(92), F0A(93-95)?

04-28-2012	#4
XfireZ51 Join Date: May 2007 Location: Chicagoland, IL Posts: 9,685	Re: Code 41 Limey, Is the notch on the prom pointed towards the outside shell of ECM? Just turn ignition key to ON. SES should flash once then stay on. If it flickers, something wrong w prom. Also, aftermarket prom, is it using correct MY Mask ID, ie $8EA(90), AFA(91), D0A(92), F0A(93-95)?