diff --git a/monitor/fan.cpp b/monitor/fan.cpp
index 114b625..3f36dc7 100644
--- a/monitor/fan.cpp
+++ b/monitor/fan.cpp
@@ -54,7 +54,8 @@
                    rules::propertiesChanged(util::INVENTORY_PATH + _name,
                                             util::INV_ITEM_IFACE),
                    std::bind(std::mem_fn(&Fan::presenceChanged), this,
-                             std::placeholders::_1))
+                             std::placeholders::_1)),
+    _fanMissingErrorDelay(std::get<fanMissingErrDelayField>(def))
 {
     // Start from a known state of functional (even if
     // _numSensorFailsForNonFunc is 0)
@@ -108,6 +109,24 @@
     // Get the initial presence state
     _present = util::SDBusPlus::getProperty<bool>(
         util::INVENTORY_PATH + _name, util::INV_ITEM_IFACE, "Present");
+
+    if (_fanMissingErrorDelay)
+    {
+        _fanMissingErrorTimer = std::make_unique<
+            sdeventplus::utility::Timer<sdeventplus::ClockId::Monotonic>>(
+            event, std::bind(&System::fanMissingErrorTimerExpired, &system,
+                             std::ref(*this)));
+
+        if (!_present)
+        {
+            // The fan presence application handles the journal for missing
+            // fans, so only internally log missing fan info here.
+            getLogger().log(fmt::format("On startup, fan {} is missing", _name),
+                            Logger::quiet);
+            _fanMissingErrorTimer->restartOnce(
+                std::chrono::seconds{*_fanMissingErrorDelay});
+        }
+    }
 }
 
 void Fan::startMonitor()
@@ -285,7 +304,24 @@
     {
         _present = std::get<bool>(presentProp->second);
 
+        getLogger().log(
+            fmt::format("Fan {} presence state change to {}", _name, _present),
+            Logger::quiet);
+
         _system.fanStatusChange(*this);
+
+        if (_fanMissingErrorDelay)
+        {
+            if (!_present)
+            {
+                _fanMissingErrorTimer->restartOnce(
+                    std::chrono::seconds{*_fanMissingErrorDelay});
+            }
+            else if (_fanMissingErrorTimer->isEnabled())
+            {
+                _fanMissingErrorTimer->setEnabled(false);
+            }
+        }
     }
 }
 
diff --git a/monitor/fan.hpp b/monitor/fan.hpp
index 187d626..a50bbb5 100644
--- a/monitor/fan.hpp
+++ b/monitor/fan.hpp
@@ -281,6 +281,21 @@
      * @brief The current presence state
      */
     bool _present = false;
+
+    /**
+     * @brief The number of seconds to wait after a fan is removed before
+     *        creating an event log for it.  If std::nullopt, then no
+     *        event log will be created.
+     */
+    const std::optional<size_t> _fanMissingErrorDelay;
+
+    /**
+     * @brief The timer that uses the _fanMissingErrorDelay timeout,
+     *        at the end of which an event log will be created.
+     */
+    std::unique_ptr<
+        sdeventplus::utility::Timer<sdeventplus::ClockId::Monotonic>>
+        _fanMissingErrorTimer;
 };
 
 } // namespace monitor
diff --git a/monitor/gen-fan-monitor-defs.py b/monitor/gen-fan-monitor-defs.py
index 310f475..7386508 100755
--- a/monitor/gen-fan-monitor-defs.py
+++ b/monitor/gen-fan-monitor-defs.py
@@ -56,6 +56,7 @@
                   ${fan_data['num_sensors_nonfunc_for_fan_nonfunc']},
                   0, // Monitor start delay - not used in YAML configs
                   std::nullopt, // nonfuncRotorErrorDelay - also not used here
+                  std::nullopt, // fanMissingErrorDelay - also not used here
                   std::vector<SensorDefinition>{
                   %for sensor in fan_data['sensors']:
                   <%
diff --git a/monitor/json.md b/monitor/json.md
index 15fef02..4dbb543 100644
--- a/monitor/json.md
+++ b/monitor/json.md
@@ -88,6 +88,17 @@
 Optional.  If not present but there is a [fault handling
 configuration](#fault-handling-configuration) section, then it defaults to 0.
 
+### fan_missing_error_delay
+
+This defines how many seconds a fan must be missing before an error will be
+created.
+
+```
+"fan_missing_error_delay": 5
+```
+
+Optional.  If not present, no errors will be created for missing fans.
+
 ### sensors
 
 This is an array with an entry for each tach sensor contained in the fan FRU.
diff --git a/monitor/json_parser.cpp b/monitor/json_parser.cpp
index 46ae049..1bb018d 100644
--- a/monitor/json_parser.cpp
+++ b/monitor/json_parser.cpp
@@ -223,6 +223,14 @@
             nonfuncRotorErrorDelay = 0;
         }
 
+        // fan_missing_error_delay is optional.
+        std::optional<size_t> fanMissingErrorDelay;
+        if (fan.contains("fan_missing_error_delay"))
+        {
+            fanMissingErrorDelay =
+                fan.at("fan_missing_error_delay").get<size_t>();
+        }
+
         // Handle optional conditions
         auto cond = std::optional<Condition>();
         if (fan.contains("condition"))
@@ -253,11 +261,11 @@
                     entry("JSON_DUMP=%s", fan["condition"].dump().c_str()));
             }
         }
-        fanDefs.emplace_back(
-            std::tuple(fan["inventory"].get<std::string>(), funcDelay,
-                       fan["allowed_out_of_range_time"].get<size_t>(),
-                       fan["deviation"].get<size_t>(), nonfuncSensorsCount,
-                       monitorDelay, nonfuncRotorErrorDelay, sensorDefs, cond));
+        fanDefs.emplace_back(std::tuple(
+            fan["inventory"].get<std::string>(), funcDelay,
+            fan["allowed_out_of_range_time"].get<size_t>(),
+            fan["deviation"].get<size_t>(), nonfuncSensorsCount, monitorDelay,
+            nonfuncRotorErrorDelay, fanMissingErrorDelay, sensorDefs, cond));
     }
 
     return fanDefs;
diff --git a/monitor/system.cpp b/monitor/system.cpp
index c8bacca..6502615 100644
--- a/monitor/system.cpp
+++ b/monitor/system.cpp
@@ -260,6 +260,23 @@
     // TODO: save error so it can be committed again on a power off
 }
 
+void System::fanMissingErrorTimerExpired(const Fan& fan)
+{
+    std::string fanPath{util::INVENTORY_PATH + fan.getName()};
+
+    getLogger().log(
+        fmt::format("Creating event log for missing fan {}", fanPath),
+        Logger::error);
+
+    auto error = std::make_unique<FanError>(
+        "xyz.openbmc_project.Fan.Error.Missing", fanPath, "", Severity::Error);
+
+    auto sensorData = captureSensorData();
+    error->commit(sensorData);
+
+    // TODO: save error so it can be committed again on a power off
+}
+
 json System::captureSensorData()
 {
     json data;
diff --git a/monitor/system.hpp b/monitor/system.hpp
index 05e08b5..ae2f4ce 100644
--- a/monitor/system.hpp
+++ b/monitor/system.hpp
@@ -83,6 +83,14 @@
      */
     void sensorErrorTimerExpired(const Fan& fan, const TachSensor& sensor);
 
+    /**
+     * @brief Called when the timer that starts when a fan is missing
+     *        has expired so an event log needs to be created.
+     *
+     * @param[in] fan - The missing fan.
+     */
+    void fanMissingErrorTimerExpired(const Fan& fan);
+
   private:
     /* The mode of fan monitor */
     Mode _mode;
diff --git a/monitor/types.hpp b/monitor/types.hpp
index 8897d96..770998c 100644
--- a/monitor/types.hpp
+++ b/monitor/types.hpp
@@ -108,13 +108,14 @@
 constexpr auto numSensorFailsForNonfuncField = 4;
 constexpr auto monitorStartDelayField = 5;
 constexpr auto nonfuncRotorErrDelayField = 6;
-constexpr auto sensorListField = 7;
-constexpr auto conditionField = 8;
+constexpr auto fanMissingErrDelayField = 7;
+constexpr auto sensorListField = 8;
+constexpr auto conditionField = 9;
 
 using FanDefinition =
     std::tuple<std::string, size_t, size_t, size_t, size_t, size_t,
-               std::optional<size_t>, std::vector<SensorDefinition>,
-               std::optional<Condition>>;
+               std::optional<size_t>, std::optional<size_t>,
+               std::vector<SensorDefinition>, std::optional<Condition>>;
 
 constexpr auto presentHealthPos = 0;
 constexpr auto sensorFuncHealthPos = 1;