diff --git a/phosphor-power-sequencer/src/power_sequencer_monitor.cpp b/phosphor-power-sequencer/src/power_sequencer_monitor.cpp
new file mode 100644
index 0000000..d56c38d
--- /dev/null
+++ b/phosphor-power-sequencer/src/power_sequencer_monitor.cpp
@@ -0,0 +1,86 @@
+/**
+ * Copyright © 2021 IBM Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "power_sequencer_monitor.hpp"
+
+#include <fmt/format.h>
+
+#include <phosphor-logging/elog.hpp>
+#include <phosphor-logging/log.hpp>
+
+#include <exception>
+#include <map>
+
+namespace phosphor::power::sequencer
+{
+
+using namespace phosphor::logging;
+
+PowerSequencerMonitor::PowerSequencerMonitor(sdbusplus::bus::bus& bus) :
+    bus(bus)
+{}
+
+void PowerSequencerMonitor::logError(
+    const std::string& message,
+    std::map<std::string, std::string>& additionalData)
+{
+    try
+    {
+        auto method = bus.new_method_call(
+            "xyz.openbmc_project.Logging", "/xyz/openbmc_project/logging",
+            "xyz.openbmc_project.Logging.Create", "Create");
+
+        // Add PID to AdditionalData
+        additionalData.emplace("_PID", std::to_string(getpid()));
+
+        method.append(message,
+                      sdbusplus::xyz::openbmc_project::Logging::server::Entry::
+                          Level::Critical,
+                      additionalData);
+        bus.call_noreply(method);
+    }
+    catch (const std::exception& e)
+    {
+        log<level::ERR>(
+            fmt::format("Unable to log error, message: {}, error {}", message,
+                        e.what())
+                .c_str());
+    }
+}
+
+void PowerSequencerMonitor::onFailure(bool timeout,
+                                      const std::string& powerSupplyError)
+{
+    std::map<std::string, std::string> additionalData{};
+    if (!powerSupplyError.empty())
+    {
+        // Default to power supply error
+        logError(powerSupplyError, additionalData);
+    }
+    else if (timeout)
+    {
+        // Default to timeout error
+        logError("xyz.openbmc_project.Power.Error.PowerOnTimeout",
+                 additionalData);
+    }
+    else
+    {
+        // Default to generic pgood error
+        logError("xyz.openbmc_project.Power.Error.Shutdown", additionalData);
+    }
+}
+
+} // namespace phosphor::power::sequencer