As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUPPLEMENTAL PACK 2 OVHT AND PACK 2 OVLD CAUTIONS ON EICAS WHILE ON FINAL APPROACH WITH ENGINE 1 AND 2 BLEED ON AND APU 0FF EMERGENCY DECLARED. FLT CONT-C/A-ITEM DEFFERED. PERFORMED LEAK CHK OF #2 ECS AREA INCLUDING PRESSURE LINES, NO LEAKS NOTED. FOUND PACK #2 SETDOWN SWITCH OPEN, REMOVED AND REPLACED SETDOWN SWITCH IAW AMM CH 21-51-07, NO FURTHUR DISCREPANCIES NOTED OPS CHK OK IAW AMM 21-51-00