As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRE DETECT FAIL L AMBER CAS: DURING DESCENT IN TURBULENCE FIRE DETECT FAIL L AMBER CAS MESSAGE ILLUMINATED MULTIPLE TIMES BETWEEN FL240 AND 11000 FEET. REMOVED, INSPECTED AND CLEANED BOTH INNER AND OUTTER FIRE LOOP CONNECTORS. FOUND NO ISSUES WITH EITHER CONNECTIONS. REINSTALLED CONNECTORS AND OPS CHECKED FIRE SYSTEM AND OPS CHECKED GOOD. CONTACTED MCC ROBERT AND ADVISED HIM OF NO FAULT FOUND, HE APPROVED SIGN OFF. ALL WORK WAS DONE IAW CE-680A AMM 31-3~00 AND P&W MM 26-10-01