 A strong understeer left Prost's Gastón Mazzacane in 20th.Burti in 21st had a left-rear suspension failure that sent him into a retaining wall at turn five, stopping the session for 12 minutes to allow track marshals to clear debris.Occupying the last spot on the grid, Marques failed to set a lap time within the 107% limit due his unfamiliarity with the Minardi PS01's two-pedal setup.