As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CAPTAIN`S SIDE RAD ALT ERRATIC ON THE APPROACH, SPLR STAB FAULT MESSAGE ALSO POSTED ON EICAS. UPON SAFE LANDING, MTC REPLACED THE #1 RAD ALT AND GROUND TESTED SERVICEABLE. FDR DOWNLOADED AND READING SHOW THE L/H RAD ALT INTERMITTENTLY FAILING. L/H RADIO ALTIMETER TRANSCEIVER PN:622-2855-011 SN:10C9N TSR:1056 CSR:505. (TC# 20190529008)