As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) NR 2 ENGINE FAILED TO START. INVESTIGATION FOUND THE NR 2 STARTER/GENERATOR INTERNAL SHAFT SHEARED. UNIT WAS REPLACED AND THE AIRCRAFT RETURNED TO SERVICE. THE SUBMITTER STATES THAT THIS IS THE THIRD FAILURE OF THIS NATURE IN THE LAST THREE MONTHS. AS A RESULT, THE COMPANY HAS IMPLEMENTED A POLICY OF AN NDT INSPECTION AT EACH STARTER/GENERATOR OVERHAUL.