You turn the key and you get nothing, not even a click?
940 indicates loss of CCD messaging from PCM
Is the alarm system light on constantly?
The VTSS engine immobilizer cuts power to the fuel injectors to kill the engine. If you can prove that's happening then maybe the PCM is the culprit. Trouble is it's the BCM that tells the PCM to do that:
http://www.justanswer.com/uploads/ga...43_binder2.pdf