i'm doing a b18a1 swap into my ef hatch. it has the dpfi in it. well i swap the b18a1 in and started to do the mfpi swap. i got the it all wired up but when i fire it up it'll crank up for a second and then cut out. the check light it not on. i double check the wiring everything is right. i redid the wiring harness 3 times already and same problem. car was running fine with the stock d15 in it. the b18a1 was running fine to before pulled out of the da. please help.....