Index: firmware/App/Controllers/FluidLeak.c
===================================================================
diff -u -r4ddf1777acc4298a9ed034e56b66916256d22c18 -rcd5be724d5a3ba7457e761191d82f278654d7f5c
--- firmware/App/Controllers/FluidLeak.c	(.../FluidLeak.c)	(revision 4ddf1777acc4298a9ed034e56b66916256d22c18)
+++ firmware/App/Controllers/FluidLeak.c	(.../FluidLeak.c)	(revision cd5be724d5a3ba7457e761191d82f278654d7f5c)
@@ -1,14 +1,14 @@
 /**************************************************************************
 *
-* Copyright (c) 2021-2023 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2021-2024 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    FluidLeak.c
 *
-* @author  (last)      Dara Navaei
-* @date    (last)      03-Apr-2022
+* @author  (last)      Sean Nash
+* @date    (last)      29-Mar-2023
 *
 * @author  (original)  Peman Montazemi
 * @date    (original)  09-Mar-2021
@@ -19,6 +19,7 @@
 #include "FluidLeak.h"
 #include "FPGA.h"
 #include "OperationModes.h"
+#include "PersistentAlarm.h"
 #include "SystemCommMessages.h"
 #include "TaskPriority.h"
 #include "Timers.h"
@@ -33,6 +34,9 @@
 #define FLUID_LEAK_PUB_INTERVAL           ( MS_PER_SECOND / TASK_PRIORITY_INTERVAL )        ///< Interval (ms/task time) at which the fluid leak data is published on the CAN bus.
 #define DATA_PUBLISH_COUNTER_START_COUNT  50                                                ///< Data publish counter start count.
 
+/// Persist time (in ms) for fluid leak error condition.
+static const U32 FLUID_LEAK_ERROR_PERSIST_MS  = 250;
+
 // ********** private data **********
 
 static U32 fluidLeakStatePublicationTimerCounter;                                           ///< Timer counter used to schedule fluid leak publication to CAN bus.
@@ -59,6 +63,8 @@
     fluidLeakState.ovData                 = FLUID_LEAK_STATE_DRY;
     fluidLeakState.override               = OVERRIDE_RESET;
     fluidLeakStatePublicationTimerCounter = DATA_PUBLISH_COUNTER_START_COUNT;
+
+    initPersistentAlarm( ALARM_ID_HD_FLUID_LEAK_DETECTED, 0, FLUID_LEAK_ERROR_PERSIST_MS );
 }
 
 /*********************************************************************//**
@@ -87,10 +93,14 @@
         // Check state reading and act upon
         if ( FLUID_LEAK_STATE_WET == getFluidLeakState() )
         {
-            activateAlarmNoData( ALARM_ID_HD_FLUID_LEAK_DETECTED );
+            if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_FLUID_LEAK_DETECTED, TRUE ) )
+            {
+                activateAlarmNoData( ALARM_ID_HD_FLUID_LEAK_DETECTED );
+            }
         }
         else // FLUID_LEAK_STATE_DRY == getFluidLeakState()
         {
+            isPersistentAlarmTriggered( ALARM_ID_HD_FLUID_LEAK_DETECTED, FALSE );
             clearAlarmCondition( ALARM_ID_HD_FLUID_LEAK_DETECTED );
         }
     }