diff --git a/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/SimulationComponents/AuxiliaryDataAdapter.cs b/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/SimulationComponents/AuxiliaryDataAdapter.cs
index 9f7e4f43ab236f97c40961c8979c6c756754d70c..e5ddc3969558f0760e1737b3ec12ae6c9d74aaf5 100644
--- a/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/SimulationComponents/AuxiliaryDataAdapter.cs
+++ b/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/SimulationComponents/AuxiliaryDataAdapter.cs
@@ -1423,7 +1423,7 @@ namespace TUGraz.VectoCore.InputData.Reader.DataObjectAdapter.SimulationComponen
 				Current = spPower / Constants.BusAuxiliaries.ElectricSystem.PowernetVoltage
 			};
 
-			var fanPower = vehicleData.VehicleType == VectoSimulationJobType.BatteryElectricVehicle
+			var fanPower = vehicleData.ArchitectureID.IsBatteryElectricVehicle()
 				? 0.SI<Watt>()
 				: DeclarationData.Fan.LookupElectricalPowerDemand(
 					vehicleClass, mission.MissionType, busAuxPrimary.FanTechnology);