As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FINAL APPROACH THE LT FIRE DETECT LIGHT ILLUMINATED ON AND OFF. THEN, THE LT ENGINE FIRE LIGHT ILLUMINATED, BUT THE FIRE DETECT LIGHT LIGHT WENT OUT. IAW FOLLOWING THE ENGINE FIRE CHECKLIST, THE LEFT ENGINE FIRE SWITCH WAS PUSHED AND BOTH WHITE BOTTLE LIGHTS ALSO WERE PUSHED. ON POSTFLIGHT, THERE WAS NO INDICATION OF FIRE ON THE COWLING. R & R THE LT ENGINE FIRE LOOP IAW MM 26-11-01. SYS OPS CHECKS GOOD.