As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) BUSS MODULE HAD INTERMITTENT CONTACT CONNECTION. OCCURED ON TWO SEPARATE MODULES ON TWO DIFFERENT SYSTEMS. MODULE W21018 FOR ADF FLIGHT TIMER FAILED AT PIN "K". AIRTIME 13.2 HRS. MODULE W21040 FOR ELT FAILED. NO DETAILS. AIRTIME 24.8HRS. BOTH MODULES WERE REPLACED.