What was found
DURING PUSHBACK, ELECTRIC LIGHT ILLUMINATED, RETURNED TO GATE IAW QRH. ACFT GROUNDED. AUX BATTERY CHARGER INOPERATIVE MESSAGE ON ELECTRIC BITE IAW FIM 24-31, TASK 825, CONTINUITY CHECK CONNECTOR D10330, ALL PINS TO D10342 FLUCTUATION. AFTER CUTTING STRING TIE ON BACKSHELL, CONNECTOR D10330, FELL OFF EFFORTLESSLY EXPOSING ALL 4 WIRES, PINS REMAINED IN CONNECTOR. REMOVED PINS FROM CONNECTOR, DVI SHOWS INCORRECT CRIMP SETTING USED. RE-TERMINATE NEW PINS REF SWMP 20-61-11 & WDM 24-31-12, C922 C/B OPEN & CLOSED. MSG CLEARED ON BITE, REPAIR CONFIRMED.