As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX- STRONG FUEL ODOR AFTER ENGINE START. GROUND RAN ENGINES. NO FUEL SMELL NOTED IN BLEED SYSTEM. SUSPECT SLIGHT TAIL WIND CAUSED FUEL VAPOR TO ENTER BLEED SYSTEM OF NR 2 ENGINE DURING NR 1 ENGINE START. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.