Cech was criticised for his performance against City as he struggled with the ball at his feet – a key element of Emery’s new approach.
Emery wants Arsenal to pass the ball out from the back but Cech was less than convincing in that system.
Carragher, writing ahead of the Chelsea match, revealed his doubts about whether Cech can change his game for Emery.
“Watching Petr Cech, Sokratis Papastathopoulos and Shkodran Mustafi struggling to come to terms with their manager’s instructions against Manchester City was disconcerting,” Carragher told The Telegraph.
“I admire and welcome this kind of football when well executed – it is the current trend because of [Pep] Guardiola’s success.