As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FALSE WARNING - IN FLIGHT THE PILOTS REPORTED A LT ENGINE DISCHARGE LIGHT ILLUMINATED INTERMITTENTLY IN FLIGHT. MX FOUND AND REPAIRED LOOSE WIRE AT TERMINAL OF THE LT FIRE BOTTLE IAW GMM 9.3.0. OPS CHECKS WERE GOOD IAW BEECH 1900D MM 26-20-01.