As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
#2 DC GEN CAUTION LIGHT ILLUMINATED ON TAKE OFF ROLL. TAKEOFF ABORTED. RETURNED TO GATE, REMOVED FROM SERVICE. PLACED ON MEL 24-30-6. CLEARED MEL 6/2/21 REF Q400 AMM TASK 24-31-01-000-801 REMOVED #2 DC STARTER/GEN. REF Q400 AMM TASK 24-31-01-400-801 INSTALLED NEW STARTER/GEN. OPS CHECK GOOD. RETURNED TO SERVICE.