As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DIRTY SOCK ODOR DETECTED ON FLIGHT DECK ONLY. FIRST NOTICED AFTER ENGINE START AND SUSPECTED IT WAS ASSOCIATED WITH HEAVY RAIN AT TIME. DISSIPATED AFTER CLIMBOUT AND SEEMED NORMAL DURING CRUISE. ODOR RETURNED DURING DESCENT IN CLEAR AIR WITH ENGINES AT IDLE POWER. **SUPPLEMENTAL REPORT WILL BE SUBMITTED.** (OPEN)