What was found
RETURN TO GATE, NR 1 ENGINE AUTO START EICAS MESSAGE NR 1 ENGINE FAILED TO START, IN AUTO OR MANUAL. UNSUCCESSFUL ENGINE START. PERFORMED VISUAL INSPECTION OF ALL LINES FOR LEAKS, ALL CHECKS NORMAL IAW MM 36-11-00. PERFORMED MANUAL START BY THE CREW. ENGINE STARTED NORMAL IAW MM 80-13-00.