:crazyrantok so this is the prob's ok so i got the car today good deal its a 91se coupe the hud/backlights for the cluster dont work when the car is on but lights off the back lights work but no hud soon as i turn the headlights on the back lights go out #1 #2.so im tryin to look over the car to c if i can find out whats going on check the fuses n stuff so i turn the car on so i dont kill the batt. and now a miss fire i think oh great this was the best idea ever lol so i start pulling wires one at a time to check for spark/boggin 123 are fine 4 changes nothing so i kno its 4 change the 4 wire with the 3rd and still the 4th so i check for spark its gettin spark and comp... it good it was running fine then i parked it then this i have no clue im so lost the air box is open on the bottom but the mafs looks clean and it hase a filter in it im not the one to give up so i just need a lil help any would be great btw its the dohc motor