As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT AFTER FLAP RETRACTION, ACCELERATING THROUGH 160 KIS, (RDR BST FAIL) YELLOW CAUTION LIGHT ILLUMINATED ALONG WITH DISENGAGEMENT OF THE YAW DAMPER. REMOVED NR 1 ENGINE TRANSDUCER PN APTE233A-1750300A SN 7064-16-116, 7064-16-129 AND NR 2 ENGINE TRANSDUCER S/N 7133-9-539 AND 6932-10-33. INSTALLED NEW TRANSDUCER'S ON NR 1 ENGINE S/N 7133-9-549 AND 7111-15-64 AND NR 2 ENGINE SN 7180-5-332 AND 7133-9-532. SYSTEM OP'S CHECKS GOOD. ALL WORK PERFORMED IAW MM CHP 27-21.