What was found
EPSU BITE TEST SHOW ""BAT/EPSU (13WL)AFT L"" FAULT / EPSU 13WL BATTERY REPLACED AND TESTED SERVICEABLE IAW AMM 33-51-38-400-002A"
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EPSU BITE TEST SHOW ""BAT/EPSU (13WL)AFT L"" FAULT / EPSU 13WL BATTERY REPLACED AND TESTED SERVICEABLE IAW AMM 33-51-38-400-002A"