As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND EMERGENCY EXIT LIGHT AFT OF L2 DOOR INOP, INTERIOR CEILING EMERGENCY EXIT LIGHT INOP, EXIT LIGHTS BY L2 DOOR INOP. GROUNDED - YES. REMOVED AND REPLACED M01673, EMERGENCY LIGHT POWER SUPPLY AND BATTERY PACK REF. B737-900 AMM 33-51-06-960-805 AND AMM 33-51-06-906-806. EMERGENCY LIGHT OPERATIONAL TEST NORMAL.