As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 2735 THE CREW ABORTED THE TAKEOFF AT THE START OF THE TAKE OFF ROLL DUE TO EXCESSIVE SMOKE IN THE COCKPIT AND FRONT OF CABIN. THE AIRCRAFT RETURNED TO THE GATE WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. PERFORMED AN OPERATIONAL CHECK OF BOTH ENGINES IAW ETN EM-72-034R4. NO SMOKE OR SMOKE SMELL WERE FOUND. THE AIRCRAFT WAS RETURNED TO SERVICE.