As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX FLIGHT 2356: PUSHER SYSTEM FAIL CAUTION ILLUMINATED AFTER PUSHBACK. RAN CHECKLIST - WENT OUT AND THEN CAME BACK ON. RETURNED TO GATE. MAINTENANCE PERFORMED FIM TASK 27-33-00-810-829. FUNCTIONAL TEST OF STALL WARNING/STICK PUSHER GOOD. FUNCTIONAL CHECK OF STALL PROTECTION SYSTEM GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.