As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 ENGINE OIL FILTER MESSAGE DISPLAYED. MESSAGE REMAINED WHEN THRUST REDUCED. ALL OTHER ENGINE PARAMETERS NORMAL. SUPPLEMENTAL DATA UPDATE ENGINE LEASED FROM AIR CANADA. OIL FILTERS AND CHIP DETECTORS CHECKED OK.OIL FILTER DIFFERENTIAL SWITCH CHECKED OK IN COMPONENT SHOP. ENGINE FAILED NEXT DEPARTURE .