1989 honda prelude si jdm h22a swap for sale

the squeaking at startup is my alternator belt, bought one yesterday but i bought the wrong size. it will be fixed tomorow. car is for sale for 3000(low price i know, im desperate for cash) in NEW JERSEY. SOUTH JERSEY TO BE EXACT the check engine light on the dashboard is solid because i wired in a switch to jump the ECU to check for check engine lights, i forgot to turn the switch off so its set to on. if i turn the switch to off then the check engine light will go away. you can see