diff --git a/ReallifeGamemode.Server/Events/Key.cs b/ReallifeGamemode.Server/Events/Key.cs
index 4a77e1f2..3a287ae0 100644
--- a/ReallifeGamemode.Server/Events/Key.cs
+++ b/ReallifeGamemode.Server/Events/Key.cs
@@ -475,6 +475,22 @@ namespace ReallifeGamemode.Server.Events
             return;
           }
         }
+        else if (sV is UserVehicle uV)
+        {
+          if (uV.UserId != u.Id)
+          {
+            player.SendNotification("~r~Du hast keinen Schlüssel.");
+            return;
+          }
+        }
+        else if (sV is JobVehicle)
+        {
+          return;
+        }
+        else if (sV is SchoolVehicle)
+        {
+          return;
+        }
       }
       VehicleStreaming.SetEngineState(v, !state);
     }
diff --git a/ReallifeGamemode.Server/Events/Vehicle.cs b/ReallifeGamemode.Server/Events/Vehicle.cs
index d2c2c701..7a76ad63 100644
--- a/ReallifeGamemode.Server/Events/Vehicle.cs
+++ b/ReallifeGamemode.Server/Events/Vehicle.cs
@@ -103,6 +103,7 @@ namespace ReallifeGamemode.Server.Events
           {
             if (uV.UserId != u.Id)
             {
+              player.SendNotification("~r~Du hast keinen Schlüssel.");
               return;
             }
           }