diff --git a/homeassistant/components/tedee/config_flow.py b/homeassistant/components/tedee/config_flow.py
index 27f455ee20c..075a4c998ea 100644
--- a/homeassistant/components/tedee/config_flow.py
+++ b/homeassistant/components/tedee/config_flow.py
@@ -6,6 +6,7 @@ from pytedee_async import (
     TedeeAuthException,
     TedeeClient,
     TedeeClientException,
+    TedeeDataUpdateException,
     TedeeLocalAuthException,
 )
 import voluptuous as vol
@@ -46,6 +47,8 @@ class TedeeConfigFlow(ConfigFlow, domain=DOMAIN):
                 errors[CONF_LOCAL_ACCESS_TOKEN] = "invalid_api_key"
             except TedeeClientException:
                 errors[CONF_HOST] = "invalid_host"
+            except TedeeDataUpdateException:
+                errors["base"] = "cannot_connect"
             else:
                 if self.reauth_entry:
                     self.hass.config_entries.async_update_entry(
diff --git a/homeassistant/components/tedee/entity.py b/homeassistant/components/tedee/entity.py
index ef75affebbc..59e3354aa1a 100644
--- a/homeassistant/components/tedee/entity.py
+++ b/homeassistant/components/tedee/entity.py
@@ -41,11 +41,6 @@ class TedeeEntity(CoordinatorEntity[TedeeApiCoordinator]):
         self._lock = self.coordinator.data.get(self._lock.lock_id, self._lock)
         super()._handle_coordinator_update()
 
-    @property
-    def available(self) -> bool:
-        """Return True if entity is available."""
-        return super().available and self._lock.is_connected
-
 
 class TedeeDescriptionEntity(TedeeEntity):
     """Base class for Tedee device entities."""
diff --git a/homeassistant/components/tedee/lock.py b/homeassistant/components/tedee/lock.py
index a01d13c3bbb..1025942d787 100644
--- a/homeassistant/components/tedee/lock.py
+++ b/homeassistant/components/tedee/lock.py
@@ -74,6 +74,11 @@ class TedeeLockEntity(TedeeEntity, LockEntity):
         """Return true if lock is jammed."""
         return self._lock.is_state_jammed
 
+    @property
+    def available(self) -> bool:
+        """Return True if entity is available."""
+        return super().available and self._lock.is_connected
+
     async def async_unlock(self, **kwargs: Any) -> None:
         """Unlock the door."""
         try:
diff --git a/tests/components/tedee/test_config_flow.py b/tests/components/tedee/test_config_flow.py
index 4feb9bb8ca5..bc5b73aa4a9 100644
--- a/tests/components/tedee/test_config_flow.py
+++ b/tests/components/tedee/test_config_flow.py
@@ -1,7 +1,11 @@
 """Test the Tedee config flow."""
 from unittest.mock import MagicMock
 
-from pytedee_async import TedeeClientException, TedeeLocalAuthException
+from pytedee_async import (
+    TedeeClientException,
+    TedeeDataUpdateException,
+    TedeeLocalAuthException,
+)
 import pytest
 
 from homeassistant.components.tedee.const import CONF_LOCAL_ACCESS_TOKEN, DOMAIN
@@ -72,6 +76,7 @@ async def test_flow_already_configured(
             TedeeLocalAuthException("boom."),
             {CONF_LOCAL_ACCESS_TOKEN: "invalid_api_key"},
         ),
+        (TedeeDataUpdateException("boom."), {"base": "cannot_connect"}),
     ],
 )
 async def test_config_flow_errors(
@@ -130,51 +135,3 @@ async def test_reauth_flow(
     )
     assert result["type"] == FlowResultType.ABORT
     assert result["reason"] == "reauth_successful"
-
-
-@pytest.mark.parametrize(
-    ("side_effect", "error"),
-    [
-        (TedeeClientException("boom."), {CONF_HOST: "invalid_host"}),
-        (
-            TedeeLocalAuthException("boom."),
-            {CONF_LOCAL_ACCESS_TOKEN: "invalid_api_key"},
-        ),
-    ],
-)
-async def test_reauth_flow_errors(
-    hass: HomeAssistant,
-    mock_config_entry: MockConfigEntry,
-    mock_tedee: MagicMock,
-    side_effect: Exception,
-    error: dict[str, str],
-) -> None:
-    """Test that the reauth flow errors."""
-
-    mock_config_entry.add_to_hass(hass)
-
-    result = await hass.config_entries.flow.async_init(
-        DOMAIN,
-        context={
-            "source": SOURCE_REAUTH,
-            "unique_id": mock_config_entry.unique_id,
-            "entry_id": mock_config_entry.entry_id,
-        },
-        data={
-            CONF_LOCAL_ACCESS_TOKEN: LOCAL_ACCESS_TOKEN,
-            CONF_HOST: "192.168.1.42",
-        },
-    )
-
-    mock_tedee.get_local_bridge.side_effect = side_effect
-
-    result2 = await hass.config_entries.flow.async_configure(
-        result["flow_id"],
-        {
-            CONF_LOCAL_ACCESS_TOKEN: LOCAL_ACCESS_TOKEN,
-        },
-    )
-
-    assert result2["type"] == FlowResultType.FORM
-    assert result2["errors"] == error
-    assert len(mock_tedee.get_local_bridge.mock_calls) == 1