ben Posted July 23, 2011 Report Share Posted July 23, 2011 Hi any one can help me solv this problem i got a G4 extremeÂ with aÂ 4 cylinder turbo engine with coil on plugs AEM and with autronic CDI 500R (if you want more detials i can give) yesterday i was on the dyno and when i start to connect theÂ lap topÂ to the ECU always tell me that the port com is not connected/ after checking alot of things i change the spark plugs (they was not with resitance) and solv the problem, start mapimg and everything worked perfectlly untill 5500rpm when i entre in the regin of 220, 240 kpa cell is like i got map limit and no alarm activation entre! and agian in that time the ecu lost connection with the lap top and the lap top will shut down automaticlly and restart agian, change connection cable, but still with the same problem please anyoneÂ can help if i am doing something wrong?? or what i have to check?? thanks beforehand ben Quote Link to comment Share on other sites More sharing options...
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