What was found
PRE-TAKEOFF, TAXI, & TAKEOFF NORMAL. AFTER LIFTING & CLIMBING, AUTOPILOT WOULD NOT ENGAGE WHEN TURNED ON. CONTINUED FLT. DURING CLIMB, DISPLAY 2 STARTED PULSING ON & OFF ABOUT A 2 SEC REP RATE. APPROACHING TARGET ALTITUDE, RUDDER TRIM OUT OF ALIGNMENT, RUDDER TRIM SHOWED NORMAL RANGE ON MFD 3, CLINICIAN ASSISTED PERFORMING QRH TRIM RUNAWAY. 2 BLUE CAS MESSAGES: AUTOPILOT INOP & YAW DAMPER INOP, CHOSE RED TRIM RUNAWAY WARNINGS. UNABLE TO ESTABLISH WHY OUT OF TRIM, & PUSHER ACTIVATED & STALL WARNINGS APPEARED ON PFD, DECLARED EMERGENCY. SUCCESSFUL LANDING. ORIGINAL WAS KAAO, DIVERSION WAS KICT. REMOVED, CLEANED AND RESEATED RELAYS.