When the Planning Commission makes a recommendation to Council, Council shall study each such recommendation and take action within 60 days by placing on its first reading an ordinance properly covering such recommendation. Final action by Council on such ordinance shall be taken by placing said ordinance on its third and final reading no later than 90 days after its first reading.
   Notwithstanding Section 4.11 Charter, no resolution, ordinance, regulation, measure or order of Council which violates, differs from, or departs from the plan or recommendation submitted by the Planning Commission, shall take effect unless enacted or approved by not less than 5 members of Council.
(Amended 11-5-85)