As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELECTRICAL BURNING SMELL IN AIRCRAFT INFLIGHT. INITIATED APPROPRIATE CHECKLIST. ATC NOTIFIED. PRECAUTIONARY LANDING MADE. ELECTRICAL SMELL DISSIPATED PRIOR TO LANDING. LOCAL MAINTENANCE DUPLICATED THE SMELL ON THE GROUND BUT UNABLE TO DETERMINE SOURCE.