What was found
INSPECTION TYPE: N/A ON TAXI IN TO PHL, LEFT ENGINE FAILED. LEFT ENG VALVE LIGHT ON. L ENG LP PUMP ILLUMINATED. T/S PER FIM 71-05-00 AND 75-90-03, 73-21-815. ALL INSPECTION CKD GOOD. CLEARED MESSAGE. PERFORMED ENGINE RUN WITH PACKS, GENERATOR SWITCHING. ALL CKD GOOD. PROBLEM HAPPENED ON POWER SWAP PER INBD CREW. CLEANED EEC & TPU CONNECTORS, ENG RUN CKD GOOD.