diff --git a/homeassistant/components/vicare/fan.py b/homeassistant/components/vicare/fan.py
index fc18bdbd8da..190a893157c 100644
--- a/homeassistant/components/vicare/fan.py
+++ b/homeassistant/components/vicare/fan.py
@@ -13,9 +13,6 @@ from PyViCare.PyViCareUtils import (
     PyViCareNotSupportedFeatureError,
     PyViCareRateLimitError,
 )
-from PyViCare.PyViCareVentilationDevice import (
-    VentilationDevice as PyViCareVentilationDevice,
-)
 from requests.exceptions import ConnectionError as RequestConnectionError
 
 from homeassistant.components.fan import FanEntity, FanEntityFeature
@@ -50,6 +47,8 @@ class VentilationMode(enum.StrEnum):
 
     PERMANENT = "permanent"  # on, speed controlled by program (levelOne-levelFour)
     VENTILATION = "ventilation"  # activated by schedule
+    STANDBY = "standby"  # activated by schedule
+    STANDARD = "standard"  # activated by schedule
     SENSOR_DRIVEN = "sensor_driven"  # activated by schedule, override by sensor
     SENSOR_OVERRIDE = "sensor_override"  # activated by sensor
 
@@ -77,6 +76,8 @@ class VentilationMode(enum.StrEnum):
 HA_TO_VICARE_MODE_VENTILATION = {
     VentilationMode.PERMANENT: "permanent",
     VentilationMode.VENTILATION: "ventilation",
+    VentilationMode.STANDBY: "standby",
+    VentilationMode.STANDARD: "standard",
     VentilationMode.SENSOR_DRIVEN: "sensorDriven",
     VentilationMode.SENSOR_OVERRIDE: "sensorOverride",
 }
@@ -96,7 +97,7 @@ def _build_entities(
     return [
         ViCareFan(get_device_serial(device.api), device.config, device.api)
         for device in device_list
-        if isinstance(device.api, PyViCareVentilationDevice)
+        if device.api.isVentilationDevice()
     ]
 
 
@@ -118,7 +119,6 @@ class ViCareFan(ViCareEntity, FanEntity):
     """Representation of the ViCare ventilation device."""
 
     _attr_speed_count = len(ORDERED_NAMED_FAN_SPEEDS)
-    _attr_supported_features = FanEntityFeature.SET_SPEED
     _attr_translation_key = "ventilation"
 
     def __init__(
@@ -131,8 +131,8 @@ class ViCareFan(ViCareEntity, FanEntity):
         super().__init__(
             self._attr_translation_key, device_serial, device_config, device
         )
-        # init presets
-        supported_modes = list[str](self._api.getAvailableModes())
+        # init preset_mode
+        supported_modes = list[str](self._api.getVentilationModes())
         self._attr_preset_modes = [
             mode
             for mode in VentilationMode
@@ -140,6 +140,12 @@ class ViCareFan(ViCareEntity, FanEntity):
         ]
         if len(self._attr_preset_modes) > 0:
             self._attr_supported_features |= FanEntityFeature.PRESET_MODE
+        # init set_speed
+        supported_levels: list[str] | None = None
+        with suppress(PyViCareNotSupportedFeatureError):
+            supported_levels = self._api.getVentilationLevels()
+        if supported_levels is not None and len(supported_levels) > 0:
+            self._attr_supported_features |= FanEntityFeature.SET_SPEED
 
     def update(self) -> None:
         """Update state of fan."""
@@ -147,7 +153,7 @@ class ViCareFan(ViCareEntity, FanEntity):
         try:
             with suppress(PyViCareNotSupportedFeatureError):
                 self._attr_preset_mode = VentilationMode.from_vicare_mode(
-                    self._api.getActiveMode()
+                    self._api.getActiveVentilationMode()
                 )
             with suppress(PyViCareNotSupportedFeatureError):
                 level = filter_state(self._api.getVentilationLevel())
@@ -203,10 +209,10 @@ class ViCareFan(ViCareEntity, FanEntity):
 
         level = percentage_to_ordered_list_item(ORDERED_NAMED_FAN_SPEEDS, percentage)
         _LOGGER.debug("changing ventilation level to %s", level)
-        self._api.setPermanentLevel(level)
+        self._api.setVentilationLevel(level)
 
     def set_preset_mode(self, preset_mode: str) -> None:
         """Set new preset mode."""
         target_mode = VentilationMode.to_vicare_mode(preset_mode)
         _LOGGER.debug("changing ventilation mode to %s", target_mode)
-        self._api.setActiveMode(target_mode)
+        self._api.activateVentilationMode(target_mode)
diff --git a/homeassistant/components/vicare/strings.json b/homeassistant/components/vicare/strings.json
index 5ab92880ba0..4eee81f3d05 100644
--- a/homeassistant/components/vicare/strings.json
+++ b/homeassistant/components/vicare/strings.json
@@ -81,10 +81,12 @@
         "state_attributes": {
           "preset_mode": {
             "state": {
-              "permanent": "permanent",
-              "ventilation": "schedule",
-              "sensor_driven": "sensor",
-              "sensor_override": "schedule with sensor-override"
+              "standby": "[%key:common::state::standby%]",
+              "permanent": "Permanent",
+              "ventilation": "Schedule",
+              "sensor_driven": "Sensor-driven",
+              "sensor_override": "Schedule with sensor-override",
+              "standard": "Minimal"
             }
           }
         }