Index: dialin/common/msg_ids.py
===================================================================
diff -u -r5fbe22677f97d8792b9a9b781134851cdda1572a -rfc301b720e14c38a55e8a86e04e5c63bddf12000
--- dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 5fbe22677f97d8792b9a9b781134851cdda1572a)
+++ dialin/common/msg_ids.py	(.../msg_ids.py)	(revision fc301b720e14c38a55e8a86e04e5c63bddf12000)
@@ -395,6 +395,7 @@
     MSG_ID_HD_PARTIAL_OCCLUSION_BLOOD_PUMP_OVERRIDE = 0x80A1
     MSG_ID_HD_PARTIAL_OCCL_BLOOD_PUMP_BASELINE_OVERRIDE = 0x80A2
     MSG_ID_HD_BLOOD_LEAK_EMB_MODE_INFO_VALUES_OVERRIDE = 0x80A3
+    MSG_ID_HD_BLOOD_LEAK_INTENSITY_MVG_AVERAGE_OVERRIDE = 0x80A4
 
     MSG_ID_DG_TESTER_LOGIN_REQUEST = 0xA000
     MSG_ID_DG_ALARM_STATE_OVERRIDE = 0xA001
Index: dialin/hd/blood_leak.py
===================================================================
diff -u -rc9f18b760becaf2f774b0edc15131c871538bd26 -rfc301b720e14c38a55e8a86e04e5c63bddf12000
--- dialin/hd/blood_leak.py	(.../blood_leak.py)	(revision c9f18b760becaf2f774b0edc15131c871538bd26)
+++ dialin/hd/blood_leak.py	(.../blood_leak.py)	(revision fc301b720e14c38a55e8a86e04e5c63bddf12000)
@@ -17,6 +17,7 @@
 from logging import Logger
 from enum import unique
 
+from build.lib.dialin import float_to_bytearray
 from .constants import RESET, NO_RESET
 from ..common.msg_defs import MsgIds, MsgFieldPositions
 from ..protocols.CAN import DenaliMessage, DenaliChannels
@@ -374,3 +375,35 @@
         else:
             self.logger.debug("Timeout!!!!")
             return False
+
+    def cmd_blood_leak_intensity_moving_average_override(self, value: float, reset=NO_RESET):
+        """
+        Constructs and sends the blood leak intensity moving average
+        Constraints:
+            Must be logged into HD.
+
+        @param value:  float - blood leak intensity moving average
+        @param reset:  integer - 1 to reset a previous override, 0 to override
+        @return: 1 if successful, zero otherwise
+        """
+        rst = integer_to_bytearray(reset)
+        avg = float_to_bytearray(value)
+        payload = rst + avg
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_hd_ch_id,
+                                              message_id=MsgIds.MSG_ID_HD_BLOOD_LEAK_INTENSITY_MVG_AVERAGE_OVERRIDE.value,
+                                              payload=payload)
+
+        self.logger.debug("Override blood leak intensity moving average to {:5.3f}".format(value))
+
+        # Send message
+        received_message = self.can_interface.send(message)
+
+        # If there is content...
+        if received_message is not None:
+            # response payload is OK or not OK
+            return received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
+        else:
+            self.logger.debug("Timeout!!!!")
+            return False
+
Index: tests/dg_tests.py
===================================================================
diff -u -r5fbe22677f97d8792b9a9b781134851cdda1572a -rfc301b720e14c38a55e8a86e04e5c63bddf12000
--- tests/dg_tests.py	(.../dg_tests.py)	(revision 5fbe22677f97d8792b9a9b781134851cdda1572a)
+++ tests/dg_tests.py	(.../dg_tests.py)	(revision fc301b720e14c38a55e8a86e04e5c63bddf12000)
@@ -779,7 +779,8 @@
 
     #hd.ui.cmd_set_ro_only_mode_status(1)
 
-    hd.blood_leak.cmd_blood_leak_emb_mode_info_cmds_override(EmbModeCommands.I.value, 1000, reset=1)
+    #hd.blood_leak.cmd_blood_leak_emb_mode_info_cmds_override(EmbModeCommands.I.value, 1000, reset=1)
+    hd.blood_leak.cmd_blood_leak_intensity_moving_average_override(1100.3, reset=1)
 
     while True:
     #    print(dg.switches.dg_switches_status)