As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ELEVATOR PCU MSG. GND CHECK OK WITH NO EICAS MESSAGE. LEFT ELEVATOR OUTBOARD PCU FOR RIGHT HYD SYS IS BAD AND NEEDS TO BE REPLACED. RPL- :REPLACED RIGHT SYSTEM PCA ON LEFT ELEVATOR IAW MM. OPS CHECK NORMAL. NO LEAKS NOTED, NO MSG PRESENT.