What was found
ON 11/08/2017 ACFT N631VA MSN 3135 WITH 11388 CYCLES AND 35942 FLT HOURS OPERATING FLT VX1169 EWR - LAX REPORTED THE FOLLOWING ON ARRIVAL IN LAX: CLIMB TO 1000` AND ALSO DESCENDING THROUGH 2000` MUSTY OIL SMELL PRESENT IN COCKPIT AND CABIN. OIL FUMES, STRONGER ON GROUND. CREW LANDED SAFELY. CORRECTIVE ACTION WAS PERFORMED TSM 05-50-00-810-831-A SMOKE AND OR SMELL IN CABIN. PERFORMED IDLE CHECK IAW AMM 771-00-00-710-006. NO SMELL NOTED NO REPORTS OF OIL SMELL THE SUBSEQUENT LEGS. ACCORDING TO THE OPERATOR`S RECORDS, ALL AIRWORTHINESS DIRECTIVES, SERVICE BULLETINS, STC`S AND PMA`S ARE IN FULL COMPLIANCE WITH THE TYPE DESIGN CERTIFICATE AND ASSOCIATED REQUIREMENTS.