The Dane is considering legal action against the Liberty Stadium club following their decision to remove him from his post after 20 months in charge.
Experienced centre-back Garry Monk has been promoted to the role of caretaker boss for the visit of their fierce rivals, who won the reverse fixture 1-0 in November, but are also under new management.
Ole Gunnar Solskjaer recorded his first Premier League win as Bluebirds chief last Saturday with a 2-1 success over Norwich City, and another victory this weekend could lift them out of the bottom three and drag the Swans, who are currently three points above them in the table, deeper into the relegation mire.
The Norwegian may hand Manchester United loanee Wilfried Zaha a first Cardiff start. The England international winger had an impact off the bench on his debut for the club against the Canaries.
Swansea's once lengthy injury list is shortening all the time, but Monk will have to wait until the day of the game before making a decision on the fitness of Michu, who has not played since December.
The 18-goal striker from last season could make a cameo appearance off the bench.
Possible starting lineups
Swansea: Tremmel; Rangel, Williams, Flores, Davies; Shelvey, Britton; Routledge, De Guzman, Dyer; Bony
Cardiff: Marshall; Theophile-Catherine, Turner, Caulker, Fabio; Noone, Medel, Whittingham, Zaha; Bellamy, Jones
Sports Mole says: 1-1