As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT MAIN FWD LOW PRESSURE LIGHT ILLUMINATED IN FLIGHT ACCOMPLISHED QRH. LIGHT REMAIN ILLUMINATED. GROUNDED - YES. NO HISTORY 60 DAYS PERFORMED GOOD OPERATIONAL TEST FOR LEFT MAIN FWD FUEL PUMP. REF B737-800 AMM 28-22-41-400-802. OK TO SERVICE.