As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: ACCOMPLISHED AMM 33-51-00-710-004-A STEP 4.C.(2) FAILING OPS TEST. FWD LIGHTS DO NOT COME ON WITH BREAKERS OPEN. ACCOMPLISHED AMM 33-51-00-710-001-A, TEST FAIL. ACTIVE FAULTS :EPSU BATT FWD L, EPSU COMM EMER R; AFT L. MAINTENANCE REPLACED WL10 BATTERY IAW AMM 33-51-38.