That leaves the coalition backing the measure just two votes short.
It consisted of nine parties, although one left the coalition in 1994.
They were not supported by the Liberals who left the coalition and lost a significant share of the popular vote.
Ward left the coalition because it had become deeply unpopular with the population.
It was the second time in a week that policy differences have left the frail coalition divided.
The political decision to leave the coalition was subsequently made by the parliamentary group.
However, in October 2005, the party central committee voted to leave the coalition.
They are pushing their parties to leave the coalition.
They left the coalition and caused its collapse on 23 November 1923.
Following national elections last month, the three parties together have 62 seats in the 165-seat Parliament, leaving the coalition 21 short of a majority.