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Posted: Sat Dec 12, 2009 2:42 pm
by lowblow
Either p28 or s300 problem
Try to unplug s300 from p28
And solder p28 to stock ECU
Plug in stock p28 car see what hapen
Posted: Mon Dec 14, 2009 10:29 am
by Spunkster
Has J12 been cut on the ECU?
Posted: Tue Dec 15, 2009 3:06 pm
by ral24
J12 is cut and the p28 is working ok with out the s300
Posted: Tue Dec 15, 2009 5:07 pm
by Spunkster
With the key in just the on position with the engine not running will it datalog?
Posted: Tue Dec 15, 2009 5:17 pm
by lowblow
Finaly
You have to test s300 in other ecu
See if working