As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISCOVERED FAILED ECU ASPIRATOR HIGH PRESSURE TUBE, BROKEN ECU ASPIRATOR TO COASLESCER TUBE & CHAFED RUDDER BIAS BLEED AIR TUBE ON PREFLIGHT. THIS CONDITION APPEARS TO BE DUE TO POOR ROUTING AND ON GOING CHAFING BETWEEN THE ASPIRATOR AND RUDDER BIAS PLUMBING OVER AN UNKNOWN AMOUNT OF TIME.