Change ton Gcode de start. Voici le mien :  ; -- START GCODE -- G21 ;metric values G90 ;absolute positioning M82 ;set extruder to absolute mode M107 ;start with the fan off G92 E0 ;zero the extruded length again M140 S{material_bed_temperature} ; start preheating the bed WITHOUT wait to what is set in Cura M104 S{material_print_temperature} T0 ; start preheating hotend WITHOUT wait to what is set in Cura M280 P0 S160 ; BLTouch alarm release G4 P100