The recently arrived Brazil striker lasted just 14 minutes before going off injured during City's 2-0 win at Bournemouth on Monday, which saw Pep Guardiola's side climb to second in the Premier League table.
Jesus critical for City as battle for top four intensifies
City's statement confirmed a "fractured metatarsal" but did not say for how long Jesus would be sidelined, amid fears the forward could miss the rest of the season.
The 19-year-old has made an immediate impact with City, scoring three goals in four Premier League games since his initial £27 million ($33.3 million, 31.2 million euros) move from Palmeiras during last month's transfer window.
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