Index: firmware/App/Modes/ModeGenDialysate.c
===================================================================
diff -u -r5356f3f1bf66fa22aeb9e17b899a2be667865360 -r578aff808df7eba48388469ad6c52e5212de8266
--- firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision 5356f3f1bf66fa22aeb9e17b899a2be667865360)
+++ firmware/App/Modes/ModeGenDialysate.c	(.../ModeGenDialysate.c)	(revision 578aff808df7eba48388469ad6c52e5212de8266)
@@ -905,6 +905,29 @@
 
 /*********************************************************************//**
  * @brief
+ * The getBalancingChamberSwitchingActiveStatus function checks if the DD
+ * subsystem is in the Gen Dialysate Mode and if the state is either bypass or delivery
+ * to determine whether the balancing chamber switching is active.
+ * @details \b Inputs: Generation dialysate mode / state
+ * @details \b Outputs: flag for if Balancing Chamber Switching is active
+ * @return TRUE if balancing chamber switching is active, FALSE if not.
+ *************************************************************************/
+BOOL getBalancingChamberSwitchingActiveStatus( void )
+{
+    BOOL status = FALSE;
+
+    if ( ( DD_MODE_GEND == getCurrentOperationMode() ) &&
+            ( ( DD_GEND_DIALYSATE_BYPASS_STATE == genDialysateState ) ||
+            ( DD_GEND_DIALYSATE_DELIVERY_STATE == genDialysateState ) ) )
+    {
+        status = TRUE;
+    }
+
+    return status;
+}
+
+/*********************************************************************//**
+ * @brief
  * The checkDialysateTemperature function checks the dialysate temperature
  * against the target temperature and alarm if temperature is out of range.
  * @details \b Inputs: targetTemp, dialysateTemp
@@ -986,6 +1009,7 @@
         data.d51Pressure                        = getFilteredPressure( D51_PRES );
         data.isDialysateGoodtoDeliver           = (BOOL)getDialGoodToDeliverStatus();
         data.currentQd                          = dialysateToDialyzerFlowRate;
+        data.isBalancingChamberSwitchingActive  = getBalancingChamberSwitchingActiveStatus();
 
         broadcastData( MSG_ID_DD_GEN_DIALYSATE_MODE_DATA, COMM_BUFFER_OUT_CAN_DD_BROADCAST, (U08*)&data, sizeof( GEN_DIALYSATE_MODE_DATA_T ) );
 
Index: firmware/App/Modes/ModeGenDialysate.h
===================================================================
diff -u -r9650047180a7b0ed919853d3526645c47445fe61 -r578aff808df7eba48388469ad6c52e5212de8266
--- firmware/App/Modes/ModeGenDialysate.h	(.../ModeGenDialysate.h)	(revision 9650047180a7b0ed919853d3526645c47445fe61)
+++ firmware/App/Modes/ModeGenDialysate.h	(.../ModeGenDialysate.h)	(revision 578aff808df7eba48388469ad6c52e5212de8266)
@@ -48,6 +48,7 @@
     F32 d51Pressure;                                    ///< Spent Dialysate positive pressure
     BOOL isDialysateGoodtoDeliver;                      ///< Ready to deliver dialysate or not
     F32 currentQd;                                      ///< Current dialysate flow rate (ml/min)
+    BOOL isBalancingChamberSwitchingActive;             ///< Signifies when balancing chamber switching is occuring
 } GEN_DIALYSATE_MODE_DATA_T;
 
 // ********** public function prototypes **********