diff --git a/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.cpp b/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.cpp
index 86ac1716f..123e37410 100644
--- a/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.cpp
+++ b/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.cpp
@@ -71,11 +71,6 @@ namespace BlackSimPlugin
             m_dbusInterface->callDBus(QLatin1String("addTextMessage"), text);
         }
 
-        void CXSwiftBusServiceProxy::updateAirportsInRange()
-        {
-            m_dbusInterface->callDBus(QLatin1String("updateAirportsInRange"));
-        }
-
         QString CXSwiftBusServiceProxy::getAircraftModelPath() const
         {
             return m_dbusInterface->callDBusRet<QString>(QLatin1String("getAircraftModelPath"));
@@ -166,15 +161,6 @@ namespace BlackSimPlugin
             m_dbusInterface->callDBusAsync(QLatin1String("isPaused"), setterCallback(o_paused));
         }
 
-        bool CXSwiftBusServiceProxy::isUsingRealTime() const
-        {
-            return m_dbusInterface->callDBusRet<bool>(QLatin1String("isUsingRealTime"));
-        }
-        void CXSwiftBusServiceProxy::isUsingRealTimeAsync(bool *o_isRealTime)
-        {
-            m_dbusInterface->callDBusAsync(QLatin1String("isUsingRealTime"), setterCallback(o_isRealTime));
-        }
-
         double CXSwiftBusServiceProxy::getLatitudeDeg() const
         {
             return m_dbusInterface->callDBusRet<double>(QLatin1String("getLatitudeDeg"));
@@ -220,24 +206,6 @@ namespace BlackSimPlugin
             m_dbusInterface->callDBusAsync(QLatin1String("getGroundSpeedKts"), setterCallback(o_groundspeed));
         }
 
-        double CXSwiftBusServiceProxy::getIndicatedAirspeedKias() const
-        {
-            return m_dbusInterface->callDBusRet<double>(QLatin1String("getIndicatedAirspeedKias"));
-        }
-        void CXSwiftBusServiceProxy::getIndicatedAirspeedKiasAsync(double *o_ias)
-        {
-            m_dbusInterface->callDBusAsync(QLatin1String("getIndicatedAirspeedKias"), setterCallback(o_ias));
-        }
-
-        double CXSwiftBusServiceProxy::getTrueAirspeedKias() const
-        {
-            return m_dbusInterface->callDBusRet<double>(QLatin1String("getTrueAirspeedKias"));
-        }
-        void CXSwiftBusServiceProxy::getTrueAirspeedKiasAsync(double *o_tas)
-        {
-            m_dbusInterface->callDBusAsync(QLatin1String("getTrueAirspeedKias"), setterCallback(o_tas));
-        }
-
         double CXSwiftBusServiceProxy::getPitchDeg() const
         {
             return m_dbusInterface->callDBusRet<double>(QLatin1String("getPitchDeg"));
@@ -256,24 +224,6 @@ namespace BlackSimPlugin
             m_dbusInterface->callDBusAsync(QLatin1String("getRollDeg"), setterCallback(o_roll));
         }
 
-        double CXSwiftBusServiceProxy::getTrueHeadingDeg() const
-        {
-            return m_dbusInterface->callDBusRet<double>(QLatin1String("getTrueHeadingDeg"));
-        }
-        void CXSwiftBusServiceProxy::getTrueHeadingDegAsync(double *o_heading)
-        {
-            m_dbusInterface->callDBusAsync(QLatin1String("getTrueHeadingDeg"), setterCallback(o_heading));
-        }
-
-        bool CXSwiftBusServiceProxy::getAnyWheelOnGround() const
-        {
-            return m_dbusInterface->callDBusRet<bool>(QLatin1String("getAnyWheelOnGround"));
-        }
-        void CXSwiftBusServiceProxy::getAnyWheelOnGroundAsync(bool *o_anyWheel)
-        {
-            m_dbusInterface->callDBusAsync(QLatin1String("getAnyWheelOnGround"), setterCallback(o_anyWheel));
-        }
-
         bool CXSwiftBusServiceProxy::getAllWheelsOnGround() const
         {
             return m_dbusInterface->callDBusRet<bool>(QLatin1String("getAllWheelsOnGround"));
@@ -458,16 +408,6 @@ namespace BlackSimPlugin
             m_dbusInterface->callDBusAsync(QLatin1String("getGearDeployRatio"), setterCallback(o_gearDeployRatio));
         }
 
-        int CXSwiftBusServiceProxy::getNumberOfEngines() const
-        {
-            return m_dbusInterface->callDBusRet<int>(QLatin1String("getNumberOfEngines"));
-        }
-
-        void CXSwiftBusServiceProxy::getNumberOfEnginesAsync(double *o_numberOfEngines)
-        {
-            m_dbusInterface->callDBusAsync(QLatin1String("getNumberOfEngines"), setterCallback(o_numberOfEngines));
-        }
-
         QList<double> CXSwiftBusServiceProxy::getEngineN1Percentage() const
         {
             return m_dbusInterface->callDBusRet<QList<double>>(QLatin1String("getEngineN1Percentage"));
diff --git a/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.h b/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.h
index 34dc52b67..214e2bde2 100644
--- a/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.h
+++ b/src/plugins/simulator/flightgear/fgswiftbusserviceproxy.h
@@ -106,9 +106,6 @@ namespace BlackSimPlugin
             //! \copydoc XSwiftBus::CService::addTextMessage
             void addTextMessage(const QString &text);
 
-            //! \copydoc XSwiftBus::CService::updateAirportsInRange
-            void updateAirportsInRange();
-
             //! \copydoc XSwiftBus::CService::getAircraftModelPath
             //! @{
             QString getAircraftModelPath() const;
@@ -169,12 +166,6 @@ namespace BlackSimPlugin
             void isPausedAsync(bool *o_paused);
             //! @}
 
-            //! \copydoc XSwiftBus::CService::isUsingRealTime
-            //! @{
-            bool isUsingRealTime() const;
-            void isUsingRealTimeAsync(bool *o_isRealTime);
-            //! @}
-
             //! \copydoc XSwiftBus::CService::getLatitudeDeg
             //! @{
             double getLatitudeDeg() const;
@@ -205,18 +196,6 @@ namespace BlackSimPlugin
             void getGroundSpeedKtsAsync(double *o_groundspeed);
             //! @}
 
-            //! \copydoc XSwiftBus::CService::getIndicatedAirspeedKias
-            //! @{
-            double getIndicatedAirspeedKias() const;
-            void getIndicatedAirspeedKiasAsync(double *o_ias);
-            //! @}
-
-            //! \copydoc XSwiftBus::CService::getTrueAirspeedKias
-            //! @{
-            double getTrueAirspeedKias() const;
-            void getTrueAirspeedKiasAsync(double *o_tas);
-            //! @}
-
             //! \copydoc XSwiftBus::CService::getPitchDeg
             //! @{
             double getPitchDeg() const;
@@ -229,18 +208,6 @@ namespace BlackSimPlugin
             void getRollDegAsync(double *o_roll);
             //! @}
 
-            //! \copydoc XSwiftBus::CService::getTrueHeadingDeg
-            //! @{
-            double getTrueHeadingDeg() const;
-            void getTrueHeadingDegAsync(double *o_heading);
-            //! @}
-
-            //! Get whether any wheel is on the ground
-            //! @{
-            bool getAnyWheelOnGround() const;
-            void getAnyWheelOnGroundAsync(bool *o_anyWheel);
-            //! @}
-
             //! Get whether all wheels are on the ground
             //! @{
             bool getAllWheelsOnGround() const;
@@ -356,13 +323,6 @@ namespace BlackSimPlugin
             void getGearDeployRatioAsync(double *o_gearDeployRatio);
             //! @}
 
-            //! \copydoc XSwiftBus::CService::getNumberOfEngines
-
-            //! @{
-            int getNumberOfEngines() const;
-            void getNumberOfEnginesAsync(double *o_numberOfEngines);
-            //! @}
-
             //! \copydoc XSwiftBus::CService::getEngineN1Percentage
             //! @{
             QList<double> getEngineN1Percentage() const;
diff --git a/src/plugins/simulator/flightgear/simulatorflightgear.cpp b/src/plugins/simulator/flightgear/simulatorflightgear.cpp
index 21db576f6..58644aa7d 100644
--- a/src/plugins/simulator/flightgear/simulatorflightgear.cpp
+++ b/src/plugins/simulator/flightgear/simulatorflightgear.cpp
@@ -106,7 +106,6 @@ namespace BlackSimPlugin
             m_pendingAddedTimer.setObjectName(this->objectName().append(":m_pendingAddedTimer"));
             connect(&m_fastTimer, &QTimer::timeout, this, &CSimulatorXPlane::fastTimerTimeout);
             connect(&m_slowTimer, &QTimer::timeout, this, &CSimulatorXPlane::slowTimerTimeout);
-            connect(&m_airportUpdater, &QTimer::timeout, this, &CSimulatorXPlane::updateAirportsInRange);
             connect(&m_pendingAddedTimer, &QTimer::timeout, this, &CSimulatorXPlane::addNextPendingAircraft);
             m_fastTimer.start(100);
             m_slowTimer.start(1000);
@@ -357,7 +356,6 @@ namespace BlackSimPlugin
             setSimulatorDetails("X-Plane", {}, "");
             connect(m_serviceProxy, &CXSwiftBusServiceProxy::aircraftModelChanged, this, &CSimulatorXPlane::emitOwnAircraftModelChanged);
             connect(m_serviceProxy, &CXSwiftBusServiceProxy::airportsInRangeUpdated, this, &CSimulatorXPlane::setAirportsInRange);
-            m_serviceProxy->updateAirportsInRange();
             connect(m_trafficProxy, &CXSwiftBusTrafficProxy::simFrame, this, &CSimulatorXPlane::updateRemoteAircraft);
             connect(m_trafficProxy, &CXSwiftBusTrafficProxy::remoteAircraftAdded, this, &CSimulatorXPlane::onRemoteAircraftAdded);
             connect(m_trafficProxy, &CXSwiftBusTrafficProxy::remoteAircraftAddingFailed, this, &CSimulatorXPlane::onRemoteAircraftAddingFailed);
@@ -954,11 +952,6 @@ namespace BlackSimPlugin
             m_dBusConnection = QDBusConnection { "default" };
         }
 
-        void CSimulatorXPlane::updateAirportsInRange()
-        {
-            if (this->isConnected()) { m_serviceProxy->updateAirportsInRange(); }
-        }
-
         void CSimulatorXPlane::onRemoteAircraftAdded(const QString &callsign)
         {
             const CCallsign cs(callsign);
diff --git a/src/plugins/simulator/flightgear/simulatorflightgear.h b/src/plugins/simulator/flightgear/simulatorflightgear.h
index 43ccdd4c6..a785af9be 100644
--- a/src/plugins/simulator/flightgear/simulatorflightgear.h
+++ b/src/plugins/simulator/flightgear/simulatorflightgear.h
@@ -186,9 +186,6 @@ namespace BlackSimPlugin
             //! \remark this is where the interpolated data are set
             void updateRemoteAircraft();
 
-            //! Update airports
-            void updateAirportsInRange();
-
             //! Request elevation and CG from XPlane @{
             void requestRemoteAircraftDataFromXPlane();
             void requestRemoteAircraftDataFromXPlane(const BlackMisc::Aviation::CCallsignSet &callsigns);