Index: leahi_dialin/common/msg_ids.py
===================================================================
diff -u -r823fc52911140cefde287096797d6db853bf3dfd -r6283fb6eb17b325b4e9c7947ac07a7b2e84c378d
--- leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 823fc52911140cefde287096797d6db853bf3dfd)
+++ leahi_dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 6283fb6eb17b325b4e9c7947ac07a7b2e84c378d)
@@ -263,7 +263,7 @@
     MSG_ID_DD_VALVE_SENSED_STATE_OVERRIDE_REQUEST = 0xA005
     MSG_ID_DD_PRESSURE_SENSOR_READINGS_OVERRIDE_REQUEST = 0xA006
     MSG_ID_DD_PRESSURE_SENSOR_TEMPERATURE_OVERRIDE_REQUEST = 0xA007
-    MSG_ID_DD_PRESSURE_SENSOR_READ_COUNTER_OVERRIDE_REQUEST = 0xA008
+    MSG_ID_DD_TREATMENT_PARAMS_OVERRIDE_REQUEST = 0xA008
     MSG_ID_DD_PRESSURE_SENSOR_ERROR_COUNTER_OVERRIDE_REQUEST = 0xA009
     MSG_ID_DD_PRESSURE_SENSOR_PUBLISH_INTERVAL_OVERRIDE_REQUEST = 0xA00A
     MSG_ID_DD_PRESSURE_SENSOR_FILTER_READINGS_OVERRIDE_REQUEST = 0xA00B
@@ -410,3 +410,4 @@
 
 
     MSG_ID_ACK_MESSAGE_THAT_REQUIRES_ACK = 0xFFFF
+MsgIds._str_list = {}
Index: leahi_dialin/fp/filtration_purification.py
===================================================================
diff -u -r55a8c10a40d37ca346976b11dd5fdc0c8ee76c97 -r6283fb6eb17b325b4e9c7947ac07a7b2e84c378d
--- leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 55a8c10a40d37ca346976b11dd5fdc0c8ee76c97)
+++ leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 6283fb6eb17b325b4e9c7947ac07a7b2e84c378d)
@@ -93,6 +93,16 @@
             self.can_interface.register_receiving_publication_function(channel_id,
                                                                        MsgIds.MSG_ID_FP_DEF_STATUS_RESPONSE.value,
                                                                        self._handler_fp_defeatured_response)
+            # For current builds and setups without TD & UI, there is no CAN messages sent on the bus to let the
+            # subsystems know there are other nodes and start publishing. Dialin will send a plain ACK to the CANbus over
+            # the dd channel to start publishing.
+            message = DenaliMessage.build_message(
+                channel_id=DenaliChannels.dialin_to_dd_ch_id,
+                message_id=MsgIds.MSG_ID_ACK_MESSAGE_THAT_REQUIRES_ACK.value,
+                payload=bytearray(),
+                seq=0)
+            if message is not None:
+                self.can_interface.send(message, 0, is_ack=True)
 
         # create properties
         self.fp_defeaturized = False