The Italian's future has long been the subject of speculation but that has intensified in the past fortnight with City's Premier League title defence appearing all but over.
But a week after stating he would not be sacked, Mancini swore when asked at his latest press conference about fresh rumours concerning his job.
He followed that with a robust defence of his record during his three-year tenure.
Then, in an explosive interview, he revealed frustration over last northern summer's transfer policy and strongly criticised the efforts of one of last season's high-profile signings,
None of that will quell speculation Mancini will not survive beyond this season, but it was a defiant indication the 48-year-old intends to stay on.
Mancini met the media on Friday to preview Sunday night's critical Premier League clash with Chelsea.
He was greeted by a question about Malaga coach
After swearing in frustration - but with a smile that indicated his sense of humour has not been lost - Mancini spelt out his thoughts on the matter.
He said: "I cannot continue to answer about this every week.
"I don't understand this - why would Manchester City change their manager. For what reasons?
"In the last 18 months since Manchester United won the Premier League, there were seven trophies (to play for) and Manchester City won three of those seven trophies."
Later in the day, The Guardian published an exclusive interview with the former Inter Milan boss.
In it Mancini admitted he was not happy with recruitment last northern summer, when he had hoped to supplement his title-winning squad with more high-profile players.
Mancini told the newspaper: "We didn't do what we should have done in the summer transfer market - we worked really badly in the market."
Mancini said: "A player of this quality could be one of the best players in
"Samir can do better than this year. He is a top player but he has not been playing at his level."
Mancini added that, working in conjunction with new chief executive
He said: "Cavani and Falcao would work in
On the pitch, City need to win this weekend to maintain any lingering title hopes and avoid being pulled into a battle for second with Chelsea.