As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 873 LAS-SAN - FUMES - PASSENGERS SEATED AFT OF THE WING COMPLAINED OF FUMES IN THE CABIN, EYE IRRITATION AND SNEEZING. MAINTENANCE INSPECTED THE APU FOR LEAKS - NONE NOTED. RAN THE APU AND BOTH ENGINES INDEPENDENTLY WITH NO ODORS NOTED. AIRCRAFT IS OK FOR SERVICE.