Help ecu problem


Junior Member
hello i have recently swaped a h23 into my 90 ex 5sp it was a breeze except i had to buy a dis and now i am getting ecu codes 8&9 witch says its tdc sensors i have the ecu for the same model as the motor but not original one. 92 prelude si. i purchased a dis for the local parts house everything is fine when started up and get going the check engine light comes on and it rev limits at 3500 untill you restart car. any help or sugestions would be great thanks in advance