please help!!!!!!!!!1

[blade]

Hi all.
i have a 125-350 luton 53 reg tranny. i have taken a complete engine from another van inc the ecus key code reader barrel throttle pedal and fitted it into mine and it starts and runs for about 5-6 seconds you can rev it in that time and then just dies??? does the same everytime but when it dies the heater plug light flashes??? can anyone help ive bled the injectors i even left the loom on the new engine and all i had to do was connect the big plug and connect the starter cable and the 3 wires on the box. i am lost now.
PLEASE HELP.
stu

[MrMPuk]

Got to be worth having the codes read to see what the fault is.

[blade]

its in spain and i dont trust them here!!!!!!
i will ship it back to uk and have to put in into ford just thought someone may have come across it before???
cheers

[MrMPuk]

Could really be anything, especially as you've had everything out.