As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - RIGHT ENGINE FIRE DETECTION LIGHT ILLUMINATED AFTER ENGINE START. MAINTENANCE INSPECTED ENGINE. DETERMINED FIRE INDICATION TO BE FALSE INDICATION. CLEANED CORROSION FROM LAMP HOLDER. ENGINE FIRE DETECTION SYSTEM OPERATIONAL TEST NORMAL. AIRCRAFT RETURNED TO SERVICE. (X)