As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ABORTED TAKEOFF BELOW 40 KTS DUE TO #2 DC GEN CAUTION . REMOVED FROM SERVICE. C/W Q400 FIM TASK 24-30-00-810-813 STEPS 1-4.A.(4). COULD NOT DUPLICATE #2 DC GEN CAUTION. REPLACED #2 DC STARTER/GENERATOR REF Q400 AMM 24-31-01-000-801 AND 24-31-01-400-801. OPS TEST GOOD. RETURNED TO SERVICE.