diff --git a/everest-testing/src/everest/testing/__init__.py b/everest-testing/src/everest/testing/__init__.py
index dd694a0..38c7fc3 100644
--- a/everest-testing/src/everest/testing/__init__.py
+++ b/everest-testing/src/everest/testing/__init__.py
@@ -1 +1 @@
-__version__="0.4.3"
+__version__="0.4.4"
\ No newline at end of file
diff --git a/everest-testing/src/everest/testing/core_utils/controller/everest_test_controller.py b/everest-testing/src/everest/testing/core_utils/controller/everest_test_controller.py
index 8471085..774aa2c 100644
--- a/everest-testing/src/everest/testing/core_utils/controller/everest_test_controller.py
+++ b/everest-testing/src/everest/testing/core_utils/controller/everest_test_controller.py
@@ -86,6 +86,26 @@ def diode_fail(self, connector_id=1):
             f"{self._mqtt_external_prefix}everest_external/nodered/{connector_id}/carsim/cmd/execute_charging_session",
             "sleep 1;iec_wait_pwr_ready;sleep 1;draw_power_regulated 32,3;sleep 5;diode_fail;sleep 36000;unplug")
 
+    def raise_error(self, error_string="MREC6UnderVoltage", connector_id=1):
+        raise_error_payload = {
+            "error_type": error_string,
+            "raise": "true"
+        }
+
+        self._mqtt_client.publish(
+            f"{self._mqtt_external_prefix}everest_external/nodered/{connector_id}/carsim/error",
+            json.dumps(raise_error_payload))
+
+    def clear_error(self, error_string="MREC6UnderVoltage", connector_id=1):
+        clear_error_payload = {
+            "error_type": error_string,
+            "raise": "false"
+        }
+
+        self._mqtt_client.publish(
+            f"{self._mqtt_external_prefix}everest_external/nodered/{connector_id}/carsim/error",
+            json.dumps(clear_error_payload))
+
     def publish(self, topic, payload):
         self._mqtt_client.publish(topic, payload)
 
diff --git a/everest-testing/src/everest/testing/core_utils/controller/test_controller_interface.py b/everest-testing/src/everest/testing/core_utils/controller/test_controller_interface.py
index 90e3a23..5ea8caa 100644
--- a/everest-testing/src/everest/testing/core_utils/controller/test_controller_interface.py
+++ b/everest-testing/src/everest/testing/core_utils/controller/test_controller_interface.py
@@ -71,3 +71,15 @@ def didoe_fail(self):
         Produces an RCD Error.
         """
         raise NotImplementedError()
+
+    def raise_error(self, error_string, connector_id):
+        """
+        Produces an error (default MREC6UnderVoltage).
+        """
+        raise NotImplementedError()
+
+    def clear_error(self, error_string, connector_id):
+        """
+        Clears an error (default MREC6UnderVoltage).
+        """
+        raise NotImplementedError()