Index: firmware/App/Modes/FPModes/FPOperationModes.c
===================================================================
diff -u -r830213bc6dcc1a684610caf78c79d55f2cb41e93 -r269914a43e6b8416f596da27886cdf34402b1cc9
--- firmware/App/Modes/FPModes/FPOperationModes.c	(.../FPOperationModes.c)	(revision 830213bc6dcc1a684610caf78c79d55f2cb41e93)
+++ firmware/App/Modes/FPModes/FPOperationModes.c	(.../FPOperationModes.c)	(revision 269914a43e6b8416f596da27886cdf34402b1cc9)
@@ -578,4 +578,24 @@
     return result;
 }
 
+/*********************************************************************//**
+ * @brief
+ * The testGetFPDefeaturedStatus function return whether FP is defeatured or not.
+ * @details \b Inputs: none
+ * @details \b Outputs: none
+ * @details \b Message: \b Sent: MSG_ID_FP_DEF_STATUS_RESPONSE
+ * @param message request message from Dialin for FP defeatured status.
+ * @return TRUE if set successful, FALSE if not
+ *************************************************************************/
+BOOL testGetFPDefeaturedStatus( MESSAGE_T *message )
+{
+    BOOL result = FALSE;
+    FP_DEF_STATUS_PAYLOAD_T data;
+
+    data.isFPDefeatured = isFPDefeatured();
+    result = sendMessage( MSG_ID_FP_DEF_STATUS_RESPONSE, COMM_BUFFER_OUT_DD_CAN_PC, (U08*)&data, sizeof(FP_DEF_STATUS_PAYLOAD_T) );
+
+    return result;
+}
+
 /**@}*/
Index: firmware/App/Modes/FPModes/FPOperationModes.h
===================================================================
diff -u -r830213bc6dcc1a684610caf78c79d55f2cb41e93 -r269914a43e6b8416f596da27886cdf34402b1cc9
--- firmware/App/Modes/FPModes/FPOperationModes.h	(.../FPOperationModes.h)	(revision 830213bc6dcc1a684610caf78c79d55f2cb41e93)
+++ firmware/App/Modes/FPModes/FPOperationModes.h	(.../FPOperationModes.h)	(revision 269914a43e6b8416f596da27886cdf34402b1cc9)
@@ -34,13 +34,21 @@
 
 #define NO_FP_SUB_STATE            0xFF        ///< value for when submode does not have specific substates and is not applicable.
 
+#pragma pack(push, 1)
 /// Payload record structure for op mode broadcast message
 typedef struct
 {
     U32 opMode;                             ///< Current operating mode
     U32 subMode;                            ///< Current sub-mode of current operating mode
 } OP_MODE_PAYLOAD_T;
 
+/// Payload structure for FP defeatured status request
+typedef struct
+{
+    BOOL isFPDefeatured;                     ///< Current operating mode
+} FP_DEF_STATUS_PAYLOAD_T;
+#pragma pack(pop)
+
 // ********** public function prototypes **********
 
 void initFPOperationModes( void );                                    // Initialize this unit
@@ -59,7 +67,8 @@
 void setCurrentFP4thLevelState( U32 state );                          // Set the current 4th level state.
 BOOL testSetFPOperationMode( MESSAGE_T *message );                    // Set operation mode override
 BOOL testSetFPOpModePublishIntervalOverride( MESSAGE_T *message );    // Set operation mode publish interval override
-BOOL testSetGeneratePermeateSignal( MESSAGE_T *message );              // Set start stop generate permeate.
+BOOL testSetGeneratePermeateSignal( MESSAGE_T *message );             // Set start stop generate permeate.
+BOOL testGetFPDefeaturedStatus( MESSAGE_T *message );                 // Send a response message with FP defeatured status payload
 
 /**@}*/
 
Index: firmware/App/Services/Messaging.c
===================================================================
diff -u -r830213bc6dcc1a684610caf78c79d55f2cb41e93 -r269914a43e6b8416f596da27886cdf34402b1cc9
--- firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 830213bc6dcc1a684610caf78c79d55f2cb41e93)
+++ firmware/App/Services/Messaging.c	(.../Messaging.c)	(revision 269914a43e6b8416f596da27886cdf34402b1cc9)
@@ -244,6 +244,7 @@
     { MSG_ID_FP_SET_START_STOP_OVERRIDE_REQUEST,                                    &testSetGeneratePermeateSignal },
     { MSG_ID_FP_RO_REJECTION_RATIO_PUBLISH_INTERVAL_OVERRIDE_REQUEST,               &testRORejectionRatioDataPublishIntervalOverride },
     { MSG_ID_FP_RO_FILTERED_REJECTION_RATIO_OVERRIDE_REQUEST,                       &testRORejectionRatioFilteredOverride },
+    { MSG_ID_FP_DEF_STATUS_REQUEST,                                                 &testGetFPDefeaturedStatus },
 };
 
 /// Calculation for number of entries in the incoming message function handler look-up table.