As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE FLIGHT BETWEEN MIA (MIAMI) AND MVD (MONTEVIDEO) THE CREW CONTACTS THE MCC (MAINTENANCE CONTROL CENTER) TO REPORT THAT THE RIGHT ENGINE HAS AN ABNORMAL OIL CONSUMPTION (LOW QUANTITY) AND AS A PRECAUTION IT IS DECITED TO DIVERT THE AIRCRAFT TOWARDS THE MAIN MAINTENANCE BASE (MDE) WHERE THE MAINTENANCE WORK IS PERFORMED. THE FUEL OIL HEAT EXCHANGER (RH ENGINE) WAS REMOVED AND REPLACED IN ACCORDANCE WITH AIRBUS AMM 71-00-00-700-827-A REV 57. NO OIL OR FUEL LEAKS FOUND. THE AIRCRAFT WAS RELEASED, IT HAS PERFORMED FOUR FLIGHTS AND THE RIGHT ENGINE HAS NOT CONSUMED OIL.