The engine P0933 Code is important thing and it is not important for solving the car engine. The crank but will not start state, along with the error codes may make you think you have got a PATS anti-theft system problematic. However, Ford reports that these codes are all linked to software bugs. The only way around the tricky is to reprogram the PCM with the up-to-date software. You will check the check list and those are injector Circuit Malfunction – Cylinders, crankshaft Position Sensor A Circuit Malfunction and reverse Input Circuit. You need to test the car by a test drive.