car wont start

[jadams]

i put a new computer in my car that i got from crazygn that worked in his car . now it wont start . the fuel pump will only come on when i turn the key in the start postion . then if it does start as soon as i turn the key back one click the car will run for 3 to 6 sec then it dies . someone help me im try to get this thing on the road

thanks jason

 

[Quick6'n'-K.C.]

so it does fire up and run for a little bit, does it run real rough and the ses light flash alot?

is there a computer chip in it?

 

[jadams]

i got it running today . the fused link went bad . now it runs but like crap .

thanks for the help
jason