As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/CTL FAULT IN CRUISE, AUTO FLT AP OFF IN CRUISE. IAW TSM 27-51-00-810-836-A STEP A (1) (2) (3) A-B & C OF SOLENOIDE WERE CHECKED WITHIN LIMITS. IAW AMM 27-51-00-710-001-A WTB TEST ON SFCC1 WAS PERFORMED TEST OK. ADDITIONAL ACTION SEE WO 18376426