diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.cpp b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
index adc2bf2..3d5175e 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.cpp
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
@@ -328,6 +328,12 @@ void ATBDeviceControllerPlugin::onChangedProgramModeToOOO()
     this->currentProgramMode = PROGRAM_MODE::OOO;
 }
 
+void ATBDeviceControllerPlugin::requestDiag()
+{
+    hw->dc_autoRequest(true);
+    this->diag->diagRequest();
+}
+
 
 // TASKS: Cash handling -------------------------------------------------------
 void ATBDeviceControllerPlugin::requestStartCashInput(const QString & amount)
diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.h b/src/ATBAPP/ATBDeviceControllerPlugin.h
index 42e2c19..4de81b0 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.h
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.h
@@ -104,7 +104,7 @@ public slots:
     void reboot();
     void reset();
 
-
+    void requestDiag();
 
 signals:
     // public Signals are defined in interface