As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PED DOOR 1 RT NR 2 REMOVE WELS CONTROL UNIT BATTERY FAILED (MSG: 33-11402), REF NON-ROUTINE NR 9416031. PERFORMED SCHEDULED PART CHANGED THEN CARRIED OUT INSTALLATION TEST FOUND NORMAL AND FAULT MSG FOUND CLEARED, REF AMM 33-51-07-02B-520A-A & AMM 33-51-07-02B-720A-A REV 140.