As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) UPON LANDING ONE OF THE RT SPOILERS DEPLOYED ON THE TAXI IN FOR NO APPARENT REASON. RT O/B SPOILERON PCU FOUND TO HAVE A NUMBER OF PINS IN THE CONNECTOR PLUG PUSHED BACK IN. THE SPOILER ELECTRONIC CONTROL UNIT PN 4916405, SN 0599 WAS ALSO REPLACED DUE TO A 'MODULE B' FAILURE INDICATION.