As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT, F/A ADVISED US OF A HOT PLASTIC ODOR TOWARD THE MIDCABIN AREA, SMELL DISSIPATED AFTER APPROX 4 MIN. CHECKED LIGHTS IN CABIN AND PERFORMED CABIN WALK THROUGH. NO ABNORMAL ODORS NOTED. OPERATED PNEUMATICS. ALL CHECK NORMAL WITH NO ABNORMAL ODORS NOTED. OK FOR CONTINUED SERVICE.