Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r2f26e48d0ed5cc3aad6d4b1840005e60c944074d -r27792ea3eb8f23c8f0432620619fad4f654bdbe3
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 2f26e48d0ed5cc3aad6d4b1840005e60c944074d)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 27792ea3eb8f23c8f0432620619fad4f654bdbe3)
@@ -5220,4 +5220,27 @@
     sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, result );
 }
 
+/*********************************************************************//**
+ * @brief
+ * The handleTestEnableModeFillChemsTest function handles a request
+ * to enable the mode fill chemicals test.
+ * @details Inputs: none
+ * @details Outputs: message handled
+ * @param message a pointer to the message to handle
+ * @return none
+ *************************************************************************/
+void handleTestEnableModeFillChemsTest( MESSAGE_T* message )
+{
+    BOOL result = FALSE;
+
+    // verify payload length
+    if ( 0 == message->hdr.payloadLen )
+    {
+        result = testSetEnableTestChemsCondValuesStatus();
+    }
+
+    // respond to request
+    sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, result );
+}
+
 /**@}*/