hi swap b18c5 jdm to 95 delsol , i had used the harness and everythings that come with the motor, my car was odb1 but i used connector conver them to odb2 so i can used the p73 ecu, every ok,it start up when you step on the gas it cut out ,and the rpm go up and down, it will not go up more than 3000rpm , please help me with this matter , thank you for all your help