I have a 2007 f150 lariat. No crank no start I’ve tested power to starter by jumping it; I’ve tested the fuel pump by jumping it on the downstream end of the inertia switch which also clears the fpdcm. I’ve checked power to fuses 101 and 102 and both are good. Ive also checked the plugs by pulling a coil sticking a plug in it and looking for the spark in the dark while my buddy jumped the starter and I turned the key and no spark. When I jumped the pump we checked to make sure it’s pumping past the filter and it was

 

What is anti-theft lamp doing when attempting to start engine?

 

it’s just blinking regularly on thing I left out is I just recently put in a new transmission it ran and drove before I took old one out

 

What we need to know is; Is the anti-theft lamp blinking when you attempt to start the engine or is it staying on?

If all the wires were connected,, including all ground wires, the trans swap should not produce this problem.

Depending on what the anti-theft lamp is doing could tell us if there is a problem possibly with the key, the wiring or the system.

By the way ,I am referring to the anti-theft lamp in the dash panel , not the little light to discourage a thief.