Ok i have a 97 dx coupe with a ls b18 jdm canadian swap and i put a new obd2 engine harness in and new wiring harness with a chasis specific plug i am having trouble starting the car repeatedly it will start a couple times and the wont but then i go back to it an hour or so later and it will start again also i keep blowing my main relay could the relay be the problem? only and if so what are my solutions ???? any help would be wonderful.