Volaris flight Y45501 declared an emergency and returned to Tijuana due to smoke indication

A Volaris flight Y45501 from Tijuana (TIJ) to Chihuahua (CUU) declared an emergency (squawk 7700) and returned to Tijuana due to a smoke indication.

An aircraft involved, Airbus A320-271N, registration N529VL, has no other record in our database at the time of publication.