What was found
ELECTRIC LIGHT WITH MASTER CAUTION ELECTRIC LIGHT ILLUMINATED ON GROUND AFTER LANDING. ACFT GROUNDED. ACCOMPLISHED SUCCESSFUL GROUND VERIFICATION, PERFORMED ELEC LIGHT MESSAGE BITE IAW FIM 24-31 TASK 801, FAULTED "AUX BATTERY CHARGER INOPERATIVE CLEARED FAULT. ACCOMPLISHED BITE, NO FAULTS NOTED. PERFORMED AUX BATTERY CHARGER INOPERATIVE MESSAGE TASK IAW FIM 24-31 TASK 825. AUX CHARGER SHOWING 2 GREEN LIGHTS, NO FAULTS NOTED.