diff --git a/src/js/controllerDetalleVehiculo.js b/src/js/controllerDetalleVehiculo.js
index f33a7b8..b4aa186 100644
--- a/src/js/controllerDetalleVehiculo.js
+++ b/src/js/controllerDetalleVehiculo.js
@@ -163,8 +163,9 @@ angular.module('focaLogisticaPedidoRuta')
                     }
                 return cisterna;
             };
-            $scope.rellenarInput = function(input = 0) {
+            $scope.rellenarInput = function(input) {
                 if(!$scope.articuloSeleccionado) return;
+                if(!input) input = 0;
                 input = parseFloat(input);
                 if(input === $scope.articuloSeleccionado.cantidad ||
                     $scope.articuloSeleccionado.cantidad -