As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXI OUT L HPSOV MESSAGE W/OVERHEAD BLEED LIGHT ON. PERFORMED QRH CYCLED BLEED MESSAGE AND LIGHT CAME BACK ON 2 TIMES. FWD TO MCO AND PLACARD IAW MEL 36-11-02 T/S IAW FIM REMOVED AND REPLACED LT HPC. PERFORMED BITE CK AND RAN ENG ALL CKD NML. REPLACED HPC IAW AMM. MCO/PLAC RMVD ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS