As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RETURN TO GATE FOR LEFT ENGINE WILL NOT START. RPM N2 AT 40 PERCENT WHEN START SWITCH RELEASED. REMOVED AND REPLACED NR 1 ENGINE FUEL CONTROL PR MM 73-12-01. NR 1 ENGINE START SEQUENCE IS OPS NORMAL. NR 1 FUEL CONTROL LEAK CHECK IS OK. AIRCRAFT RETURNED TO SERVICE. (M)