As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE ALTITUDE FL410 ATTEMPTED TO CROSSFEED L TANK TO R ENG IMMEDIATLEY RECEIVED AMBER FUEL BST PUMP ON L R RAN QRH MESSAGE REMAINED BUT TURNED WHITE AS QRH SAID IT WOULD AFTER TURNING BOOST PUMPS ON. CORRECTIVE ACTION: REMOVED AND REPLACED LH ENGINE FUEL PRESSURE SWITCH WITH NEW DUE TO BOOST PUMP AMBER CAS MESSAGE ALL OPS AND LEAK CHECKS GOOD. IAW CE680A AMM 73-10-05 REMOVED P/N: 9914488-2 S/N: 2431794