As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG FUMES DETECTED IN COCKPIT AND CABIN (ESPECIALLY AFT CABIN). SMOKE AVIONICS SMOKE / FUMES PROCEDURE ACCOMPLISHED WHICH REDUCED FUMES BUT DID NOT ALLEVIATE THE SMELL COMPLETELY (DURING BOARDING THE LAV SMOKE DETECTOR WARNING SOUNDED BREIFLY). FOUND APU OVERSERVICED. ACCOMPLISHED DECONTAMINATION.