As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNUSUAL ELECRICAL ODOR IN COCKPIT. ALL C/BS WERE CHECKED IN BUT FOUND FWD EQUIPMENT EXHAUST FAN STATUS MESSAGE. AFT EQ EXHAUST FAN WAS ALREADY ON MCO. ACC SMOKE AND FUMES REMOVAL CHECK LIST. AFTER SELECTING EQUIPMENT COOLING OVRD BOTH ODOR AND STATUS MSG DISSAPPEARED FOUND FWD EQUIPMENT COOLING FAN C/B P6-4 H20 TRIPPED WITH FAINT ODOR. REMOVED AND REPLACED FWD EXH EQUIPMENT COOLING FAN.