As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPON ARRIVAL LGCIU 2 MESSAGE DISPLAYED ON UPPER ECAM DISPLAY. ACCOMPLISHED TROUBLE SHOOTING FIM TASK 32-31-00-810-839-A VERIFIED 28 V-DC AT PIN 10 AT LGCIU2. ACCOMPLISHED UP TO, BUT NOT INCLUDING STEP 4 SAME TROUBLESHOOTING REFERENCE. REPLACED LGCIU 2 & BSCU, NO HELP. REINSTALLED ORIGINAL UNITS. R & R PROX SENSOR 25GA IAW MM. ACCOMPLISHED LGCIU 2 TEST & NO FAULTS PRESENT.