Basically states that on many occasions at Barca, Bayern and now city that the Catalan people should have the right to choose and he supports that right.
The authorities are not happy about it.
One article through Google translate
The Manchester City coach and Barcelona coach, Pep Guardiola, is one of the public figures most committed to Catalan sovereignty for many years. Was part of the list of Junts pel Yes in the elections of September 27, 2015, has participated in several events in favor of the right to decide and in recent days has worn a yellow ribbon in protest of the provisional imprisonment of Catalan politicians.
But the last implication of Guardiola with the 'Procés' is more serious. According to published 'El Nacional', the technician of Santpedor appears in the Civil Guard report that accuses of rebellion to the organizers of an act on June 11 that "involved a mobilization to defend the unilateral route." In the letter, Pep is pointed out because he read a statement "that sought to mobilize all supporters of independence."
The event in which Guardiola participated was organized by the Associació de Municipis per la Independència (AMI), the Catalan National Assembly (ANC) and Cultural .mnium.