What was found
"EPSU BATT FAILED DURING TEST 11WL LH O/W PN 3214-31 SN 843172-REMOVED AND REPLACED EPSU 11WL IAW A320MM 35-51-38 OPS TEST GOOD "
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
"EPSU BATT FAILED DURING TEST 11WL LH O/W PN 3214-31 SN 843172-REMOVED AND REPLACED EPSU 11WL IAW A320MM 35-51-38 OPS TEST GOOD "