to start I have a 95 ls (obd1) with a 2001 gsr motor (obd2) and a p72 ECU. Now to wire the vtech I know it's Vtech Solenoid A4, Vtech oil pressure sensor D6, Vtech Ground Black wire, and knock sensor D3. Once I've done this my vtech still doesn't kick in... I''m doing something wrong? need help..