As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB WE RECEIVED ELEVATOR SPLIT CAUTION FOLLOWED SOON AFTER BY AP TRIM AND CAS MISCOMP. WE RAN THE QRH AND RETURNED TO THE FIELD. REMOVED HARDWARE FROM ALL LH AND RH MECHANICAL CONTROL PATH LOCATIONS FOR THE ELEVATOR. RE-RIGGED THE LH AND RH UPPER CONTROL RODS ON THE ELEVATOR QUADRANT AND THE LH LOAD LIMITER. ALL WORK PERFORMED IAW AMM. SAFETIED ALL FOREMENTIONED COMPONENTS IAW AMM. OPS CHECK GOOD AT THIS TIME. PASSED FUNCTIONAL FLIGHT.