diff --git a/homeassistant/components/tedee/coordinator.py b/homeassistant/components/tedee/coordinator.py
index 445585a1a2c6e..4012b6d07c5bc 100644
--- a/homeassistant/components/tedee/coordinator.py
+++ b/homeassistant/components/tedee/coordinator.py
@@ -99,14 +99,19 @@ async def _async_update(self, update_fn: Callable[[], Awaitable[None]]) -> None:
             await update_fn()
         except TedeeLocalAuthException as ex:
             raise ConfigEntryAuthFailed(
-                "Authentication failed. Local access token is invalid"
+                translation_domain=DOMAIN,
+                translation_key="authentification_failed",
             ) from ex
 
         except TedeeDataUpdateException as ex:
             _LOGGER.debug("Error while updating data: %s", str(ex))
-            raise UpdateFailed(f"Error while updating data: {ex!s}") from ex
+            raise UpdateFailed(
+                translation_domain=DOMAIN, translation_key="update_failed"
+            ) from ex
         except (TedeeClientException, TimeoutError) as ex:
-            raise UpdateFailed(f"Querying API failed. Error: {ex!s}") from ex
+            raise UpdateFailed(
+                translation_domain=DOMAIN, translation_key="api_error"
+            ) from ex
 
     def webhook_received(self, message: dict[str, Any]) -> None:
         """Handle webhook message."""
diff --git a/homeassistant/components/tedee/lock.py b/homeassistant/components/tedee/lock.py
index 6e89a48f2a066..38df85a9cdb7d 100644
--- a/homeassistant/components/tedee/lock.py
+++ b/homeassistant/components/tedee/lock.py
@@ -13,6 +13,8 @@
 from .coordinator import TedeeApiCoordinator, TedeeConfigEntry
 from .entity import TedeeEntity
 
+PARALLEL_UPDATES = 1
+
 
 async def async_setup_entry(
     hass: HomeAssistant,
diff --git a/homeassistant/components/tedee/strings.json b/homeassistant/components/tedee/strings.json
index b6966fa2933db..78cacd706d312 100644
--- a/homeassistant/components/tedee/strings.json
+++ b/homeassistant/components/tedee/strings.json
@@ -66,12 +66,21 @@
     }
   },
   "exceptions": {
+    "api_error": {
+      "message": "Error while communicating with the API"
+    },
+    "authentication_failed": {
+      "message": "Authentication failed. Local access token is invalid"
+    },
     "lock_failed": {
       "message": "Failed to lock the door. Lock {lock_id}"
     },
     "unlock_failed": {
       "message": "Failed to unlock the door. Lock {lock_id}"
     },
+    "update_failed": {
+      "message": "Error while updating data"
+    },
     "open_failed": {
       "message": "Failed to unlatch the door. Lock {lock_id}"
     }