What was found
SPEED TRIM FAIL LIGHT ON AFTER ENGINE START. ACFT GROUNDED. WHEN PERFORMING FIM TASK 22-11, TASK 801, DFCS SYSTEM BITE, UNABLE TO ENTER BITE TEST DO TO CODE 22-11363. PULLED FCC-A DC CIRCUIT BREAKER & RAN BITE FOR "B" CHANNEL ONLY. RESET FCC-A DC C/B & OPENED FCC-B DC CIRCUIT BREAKER & RAN TEST FOR "A" CHANNEL. RESET FCC-B CIRCUIT BREAKER. PERFORMED SPEED TRIM FAIL LIGHT FIM TASK 22-13, TASK 817. TEST PASSED A&B. REPAIR CONFIRMATION COMPLETED. SPEED TRIM FAIL LIGHT IS OFF.