What was found
ETOPS SIGNIFICANT SYSTEM - RIGHT ENGINE START DUCT PRESSURE LOW AT R DUCT 17 PSI L DUCT 19 PSI MAX MOTORING N2 AT 19 PERCENT. LEFT ENGINE START DUCT PRESSURE AT L DUCT 20 PSI, R 22 PSI MAX MOTORING 21 PERCENT, FRM CODE 80030502. STARTED BOTH ENGINES, RAN AT IDLE PER AMM 71-00-00-712-021, LEFT AND RIGHT DUCT PRESSURE WERE AT 25 PSI MAX MOTOR WAS 23, BOTH ENGINES STARTED NORMALLY WITHIN 80 SECONDS AFTER FUEL ON, UNABLE TO DUPLICATE.