As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TUL- ON TAXI OUT FOR FLIGHT 4202, AFTER PLACING PITOT HEAT TO ON, RECEIVED A SPOILER STAB FAULT AND A RUDDER LIMIT FAULT. RETURNED TO THE GATE. MAINTENANCE PERFORMED A SSCU SELF TEST WITH NO FAULTS. CHECKED THE PITOT PROBES AND STATIC PORTS AND MOISTURE TRAPS. NO FAULTS FOUND. BITE CHECKED COMPUTERS NO DEFECTS NOTED. OPERATIONAL CHECKS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.