Index: firmware/App/Services/SystemCommTD.c
===================================================================
diff -u -r395522dffef1348e176564925656012f529c1910 -r11a668a2f4a0401eed544be570d9102d143b6f00
--- firmware/App/Services/SystemCommTD.c	(.../SystemCommTD.c)	(revision 395522dffef1348e176564925656012f529c1910)
+++ firmware/App/Services/SystemCommTD.c	(.../SystemCommTD.c)	(revision 11a668a2f4a0401eed544be570d9102d143b6f00)
@@ -369,7 +369,35 @@
     handleIncomingMessage( message );
 }
 
+/*********************************************************************//**
+ * @brief
+ * The sendPressureLimitsChangeResponse function constructs a change
+ * pressure limits response to the UI and queues the msg for transmit on the
+ * appropriate CAN channel.
+ * @details Inputs: none
+ * @details Outputs: Pressure limits change response msg constructed and queued.
+ * @param data response data record
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL sendPressureLimitsChangeResponse( PRESSURE_LIMIT_CHANGE_RESPONSE_T *data )
+{
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
 
+    // Create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_TD_PRESSURE_LIMITS_CHANGE_RESPONSE;
+    msg.hdr.payloadLen = sizeof( PRESSURE_LIMIT_CHANGE_RESPONSE_T );
+
+    memcpy( payloadPtr, (U08*)data, sizeof( PRESSURE_LIMIT_CHANGE_RESPONSE_T ) );
+
+    // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_TD_2_UI, ACK_REQUIRED );
+
+    return result;
+}
+
 /*************************************************************************
  *                       TEST SUPPORT FUNCTIONS
  *************************************************************************/