Dávila Egüez was born on February 12, 1960, in Quito.[1] He studied engineering at the National Polytechnic School where he obtained a postgraduate degree in industrial engineering. He also worked as a professor at the National University of Loja, and also served as the president of the Chamber of Industries of Loja.[2]
In the 1998 legislative elections, Dávila Egüez was elected as a deputy for Loja Province for the Democracia Popular party.[2] He was re-elected in 2002, at which point his party had formed an alliance with the Democratic Left and the Ecuadorian Regional Integration Movement.[3] In early 2005, he decried inconsistencies in the declaration of assets submitted by Loja deputy Jorge Montero Rodriguez, accusing Montero of keeping many of his properties under the name of family members, along with other forms of corruption.[4]
In the 2009 Ecuadorian legislative elections, Dávila Egüez was elected as an assemblyman for Loja Province by the Citizens Consciousness movement.[5] During this time, he opposed the policies of Rafael Correa.[6]
In 2014, Dávila Egüez ran for prefect of Loja Province, supported by an alliance between CREO and Convocatoria por la Unidad Provincial movements. Egüez won with 39.8% of the vote against his opponent's 29.84%.[7] Egüez ran on a platform of improving road infrastructure, production, and irrigation systems.[2] He was re-elected in the 2019 Ecuadorian local elections.[8]