As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - CREW REPORTS WHILE RUNNING ENGINES, THE LEFT FUEL LOW PRESSURE CAUTION LIGHT REMAINS ILLUMINATED. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE ENGINE FUEL FEED SWITCH. OPERATIONAL AND LEAK CHECKS ARE GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.