What was found
NR 2 ENGINE GENERATOR SOURCE OFF LIGHT INFLT, UNABLE TO BRING NR 2 GENERATOR ONLINE. UNABLE TO START APU INFLIGHT. OPS CHECKED APU REF AMM 49-00-00. OPS CHECKED GOOD. FOUND MAIN FEEDER HARNESS LOOSE AT FIREWALL, ECURED, RAN ENGINE, GENERATOR OPS AND LEAK CHECKED GOOD.