I HAVE FITTED A NEW ECT SENSOR TO MY 95 WRX AFTER HAVING TIED IT DOWN ON THE DIOGNASTICS TO CODE 21, THE CAR WILL STILL NOT COLD START AND THE COOLING FANS ARE CONSTANTLY ON, AND THE CHECK ENGINE LIGHT IS STILL ON. I HAVE TRIED THE PROCEDURE FOR RESETTING THE ECU AND ALSO TRIED BY DISCONNECTING THE BATTERY, STILL NO JOY! HELP PLEASE!!