As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
N422AV FLIGHT 9331 CLO-BOG. DURING ENGINE NR 2 START APPEARS SPARKS OBSERVED Y GROUND PERSONNEL. CORRECTIVE ACTION: IN ACCORDANCE WITH AMM 80-11-10 PB 401, THE PNEUMATIC STARTER WAS REPLACED, AND AMM 80-11-20 PB 401 THE STARTER SHUTOFF VALVE WAS REPLACED. ENGINE RUN-UP TEST WAS PERFORMED, TEST OK. STARTER -AIR PN OFF & ON: 3505582-27 SN OFF:YG439539-4, SN ON: YG326044 STARTER VALVE PN OFF & ON: 3291556-3 SN OFF: YG324781. SN ON: YG455004.