Index: leahi_dialin/fp/filtration_purification.py
===================================================================
diff -u -r6283fb6eb17b325b4e9c7947ac07a7b2e84c378d -r2ab9451fb7f8a2df8179db9691655199b80f6fbc
--- leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 6283fb6eb17b325b4e9c7947ac07a7b2e84c378d)
+++ leahi_dialin/fp/filtration_purification.py	(.../filtration_purification.py)	(revision 2ab9451fb7f8a2df8179db9691655199b80f6fbc)
@@ -93,11 +93,11 @@
             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
+            # For current builds and setups without UI, there are 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,
+                channel_id=DenaliChannels.dialin_to_fp_ch_id,
                 message_id=MsgIds.MSG_ID_ACK_MESSAGE_THAT_REQUIRES_ACK.value,
                 payload=bytearray(),
                 seq=0)