diff --git a/Car.py b/Car.py
index 1489415..1854649 100644
--- a/Car.py
+++ b/Car.py
@@ -69,8 +69,8 @@ class Car:
    
     def conduite(self,vmax,leader,dt):
         if(leader is None):
-            self.v=vmax
-            return
+            vleader=self.v
+            bleader=self.b
         else:
             vleader=leader.v # vitesse de la voiture leader
             bleader=leader.b
diff --git a/main.py b/main.py
index 65d3183..7b66001 100644
--- a/main.py
+++ b/main.py
@@ -44,6 +44,9 @@ class MainWindow(QMainWindow):
         if e.key() == Qt.Key_Escape or e.key() == Qt.Key_Q:
             self.close()
 
+        elif e.key() == Qt.Key_S:
+            self.mainLoop.quickLoad()
+
 if __name__ == "__main__":
     app = QApplication()
    
diff --git a/mainLoop.py b/mainLoop.py
index fb95668..8c43701 100644
--- a/mainLoop.py
+++ b/mainLoop.py
@@ -36,5 +36,11 @@ class mainLoop():
         if(self.map.isLoaded()):
             self.controller.prepareRoute()
 
+    def quickLoad(self):
+        self.map.fromPath("test2.net.xml")
+        self.painter.generateTransform()
+        self.controller.fromPath("test5.rou.xml")
+        self.controller.prepareRoute()
+
     def addInfosDisplay(self, widget):
         self.controller.setInfoWidget(widget)