What was found
LEFT AFT FUEL PUMP CAUTION MESSAGE CAME ON AFTER ENGINE START. RAN QRH AND RETURNED TO GATE. REMOVED AND REPLACED LEFT FUEL BOOST PUMP IAW AMM 28-22-03. OPS CHECKED GOOD .
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT AFT FUEL PUMP CAUTION MESSAGE CAME ON AFTER ENGINE START. RAN QRH AND RETURNED TO GATE. REMOVED AND REPLACED LEFT FUEL BOOST PUMP IAW AMM 28-22-03. OPS CHECKED GOOD .