diff --git a/homeassistant/components/subaru/__init__.py b/homeassistant/components/subaru/__init__.py
index c5e027dc67d6..803cd754530b 100644
--- a/homeassistant/components/subaru/__init__.py
+++ b/homeassistant/components/subaru/__init__.py
@@ -13,8 +13,9 @@ from homeassistant.const import (
 )
 from homeassistant.core import HomeAssistant
 from homeassistant.exceptions import ConfigEntryNotReady
-from homeassistant.helpers import aiohttp_client
+from homeassistant.helpers import aiohttp_client, config_validation as cv
 from homeassistant.helpers.device_registry import DeviceInfo
+from homeassistant.helpers.typing import ConfigType
 
 from .const import (
     DOMAIN,
@@ -38,9 +39,18 @@ from .coordinator import (
     SubaruDataUpdateCoordinator,
     SubaruRuntimeData,
 )
+from .services import async_setup_services
 
 _LOGGER = logging.getLogger(__name__)
 
+CONFIG_SCHEMA = cv.config_entry_only_config_schema(DOMAIN)
+
+
+async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
+    """Set up the Subaru integration."""
+    async_setup_services(hass)
+    return True
+
 
 async def async_setup_entry(hass: HomeAssistant, entry: SubaruConfigEntry) -> bool:
     """Set up Subaru from a config entry."""
diff --git a/homeassistant/components/subaru/lock.py b/homeassistant/components/subaru/lock.py
index ba1c687c0c85..c2d63d69f89a 100644
--- a/homeassistant/components/subaru/lock.py
+++ b/homeassistant/components/subaru/lock.py
@@ -3,17 +3,12 @@
 import logging
 from typing import Any, override
 
-import voluptuous as vol
-
 from homeassistant.components.lock import LockEntity
 from homeassistant.const import SERVICE_LOCK, SERVICE_UNLOCK
 from homeassistant.core import HomeAssistant
-from homeassistant.helpers import entity_platform
 from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
 
 from .const import (
-    ATTR_DOOR,
-    SERVICE_UNLOCK_SPECIFIC_DOOR,
     UNLOCK_DOOR_ALL,
     UNLOCK_VALID_DOORS,
     VEHICLE_HAS_REMOTE_SERVICE,
@@ -41,14 +36,6 @@ async def async_setup_entry(
         if vehicle[VEHICLE_HAS_REMOTE_SERVICE]
     )
 
-    platform = entity_platform.async_get_current_platform()
-
-    platform.async_register_entity_service(
-        SERVICE_UNLOCK_SPECIFIC_DOOR,
-        {vol.Required(ATTR_DOOR): vol.In(UNLOCK_VALID_DOORS)},
-        "async_unlock_specific_door",
-    )
-
 
 class SubaruLock(SubaruCoordinatorEntity, LockEntity):
     """Representation of a Subaru door lock.
diff --git a/homeassistant/components/subaru/services.py b/homeassistant/components/subaru/services.py
new file mode 100644
index 000000000000..598acef895b2
--- /dev/null
+++ b/homeassistant/components/subaru/services.py
@@ -0,0 +1,22 @@
+"""Services for the Subaru integration."""
+
+import voluptuous as vol
+
+from homeassistant.components.lock import DOMAIN as LOCK_DOMAIN
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.helpers import service
+
+from .const import ATTR_DOOR, DOMAIN, SERVICE_UNLOCK_SPECIFIC_DOOR, UNLOCK_VALID_DOORS
+
+
+@callback
+def async_setup_services(hass: HomeAssistant) -> None:
+    """Register the Subaru services."""
+    service.async_register_platform_entity_service(
+        hass,
+        DOMAIN,
+        SERVICE_UNLOCK_SPECIFIC_DOOR,
+        entity_domain=LOCK_DOMAIN,
+        schema={vol.Required(ATTR_DOOR): vol.In(UNLOCK_VALID_DOORS)},
+        func="async_unlock_specific_door",
+    )
diff --git a/tests/components/subaru/test_init.py b/tests/components/subaru/test_init.py
index e658f5040ec7..f97b0616f010 100644
--- a/tests/components/subaru/test_init.py
+++ b/tests/components/subaru/test_init.py
@@ -8,7 +8,7 @@ from homeassistant.components.homeassistant import (
     DOMAIN as HA_DOMAIN,
     SERVICE_UPDATE_ENTITY,
 )
-from homeassistant.components.subaru.const import DOMAIN
+from homeassistant.components.subaru.const import DOMAIN, SERVICE_UNLOCK_SPECIFIC_DOOR
 from homeassistant.config_entries import ConfigEntryState
 from homeassistant.const import ATTR_ENTITY_ID
 from homeassistant.core import HomeAssistant
@@ -33,10 +33,10 @@ from .conftest import (
 
 
 async def test_setup_with_no_config(hass: HomeAssistant) -> None:
-    """Test DOMAIN is empty if there is no config."""
+    """Test the action is registered at integration setup, before any entry loads."""
     assert await async_setup_component(hass, DOMAIN, {})
     await hass.async_block_till_done()
-    assert DOMAIN not in hass.config_entries.async_domains()
+    assert hass.services.has_service(DOMAIN, SERVICE_UNLOCK_SPECIFIC_DOOR)
 
 
 async def test_setup_ev(hass: HomeAssistant, ev_entry) -> None: