Hello List, Question. My ECU is NOT putting out the pluse train needed for the freq. value funtions. The only supply voltage I see going to it is from the Relay 106, on the GY wire. Mine reads 9 volts at the ECU with the car running poorly. Does anyone have a good step by step test for the ECU. Thanks Jerry Vin# 4890<br clear=all><hr>Get your FREE download of MSN Explorer at <a href="http://explorer.msn.com">http://explorer.msn.com</a><br></p> [Non-text portions of this message have been removed]