diff --git a/homeassistant/components/autarco/__init__.py b/homeassistant/components/autarco/__init__.py
index 0e29b25ad80..f42bfdf4a0e 100644
--- a/homeassistant/components/autarco/__init__.py
+++ b/homeassistant/components/autarco/__init__.py
@@ -4,11 +4,12 @@ from __future__ import annotations
 
 import asyncio
 
-from autarco import Autarco
+from autarco import Autarco, AutarcoConnectionError
 
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_EMAIL, CONF_PASSWORD, Platform
 from homeassistant.core import HomeAssistant
+from homeassistant.exceptions import ConfigEntryNotReady
 from homeassistant.helpers.aiohttp_client import async_get_clientsession
 
 from .coordinator import AutarcoDataUpdateCoordinator
@@ -25,7 +26,12 @@ async def async_setup_entry(hass: HomeAssistant, entry: AutarcoConfigEntry) -> b
         password=entry.data[CONF_PASSWORD],
         session=async_get_clientsession(hass),
     )
-    account_sites = await client.get_account()
+
+    try:
+        account_sites = await client.get_account()
+    except AutarcoConnectionError as err:
+        await client.close()
+        raise ConfigEntryNotReady from err
 
     coordinators: list[AutarcoDataUpdateCoordinator] = [
         AutarcoDataUpdateCoordinator(hass, client, site) for site in account_sites
diff --git a/homeassistant/components/autarco/strings.json b/homeassistant/components/autarco/strings.json
index 159dbd09781..a053cd36e09 100644
--- a/homeassistant/components/autarco/strings.json
+++ b/homeassistant/components/autarco/strings.json
@@ -28,7 +28,7 @@
       "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]"
     },
     "abort": {
-      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]",
+      "already_configured": "[%key:common::config_flow::abort::already_configured_account%]",
       "reauth_successful": "[%key:common::config_flow::abort::reauth_successful%]"
     }
   },
diff --git a/tests/components/autarco/test_init.py b/tests/components/autarco/test_init.py
index 2707c53d35f..6c71eca5ef1 100644
--- a/tests/components/autarco/test_init.py
+++ b/tests/components/autarco/test_init.py
@@ -4,7 +4,7 @@ from __future__ import annotations
 
 from unittest.mock import AsyncMock
 
-from autarco import AutarcoAuthenticationError
+from autarco import AutarcoAuthenticationError, AutarcoConnectionError
 
 from homeassistant.config_entries import ConfigEntryState
 from homeassistant.core import HomeAssistant
@@ -30,6 +30,21 @@ async def test_load_unload_entry(
     assert mock_config_entry.state is ConfigEntryState.NOT_LOADED
 
 
+async def test_config_entry_not_ready(
+    hass: HomeAssistant,
+    mock_autarco_client: AsyncMock,
+    mock_config_entry: MockConfigEntry,
+) -> None:
+    """Test the Autarco configuration entry not ready."""
+    mock_autarco_client.get_account.side_effect = AutarcoConnectionError
+    mock_config_entry.add_to_hass(hass)
+
+    await hass.config_entries.async_setup(mock_config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    assert mock_config_entry.state is ConfigEntryState.SETUP_RETRY
+
+
 async def test_setup_entry_exception(
     hass: HomeAssistant,
     mock_autarco_client: AsyncMock,