diff --git a/homeassistant/components/tuya/climate.py b/homeassistant/components/tuya/climate.py
index 9f20df98370..45adb532705 100644
--- a/homeassistant/components/tuya/climate.py
+++ b/homeassistant/components/tuya/climate.py
@@ -127,6 +127,7 @@ class TuyaClimateEntity(TuyaEntity, ClimateEntity):
     _set_temperature: IntegerTypeData | None = None
     entity_description: TuyaClimateEntityDescription
     _attr_name = None
+    _enable_turn_on_off_backwards_compatibility = False
 
     def __init__(
         self,
@@ -277,6 +278,11 @@ class TuyaClimateEntity(TuyaEntity, ClimateEntity):
             if self.find_dpcode(DPCode.SWITCH_VERTICAL, prefer_function=True):
                 self._attr_swing_modes.append(SWING_VERTICAL)
 
+        if DPCode.SWITCH in self.device.function:
+            self._attr_supported_features |= (
+                ClimateEntityFeature.TURN_OFF | ClimateEntityFeature.TURN_ON
+            )
+
     async def async_added_to_hass(self) -> None:
         """Call when entity is added to hass."""
         await super().async_added_to_hass()
@@ -476,23 +482,8 @@ class TuyaClimateEntity(TuyaEntity, ClimateEntity):
 
     def turn_on(self) -> None:
         """Turn the device on, retaining current HVAC (if supported)."""
-        if DPCode.SWITCH in self.device.function:
-            self._send_command([{"code": DPCode.SWITCH, "value": True}])
-            return
-
-        # Fake turn on
-        for mode in (HVACMode.HEAT_COOL, HVACMode.HEAT, HVACMode.COOL):
-            if mode not in self.hvac_modes:
-                continue
-            self.set_hvac_mode(mode)
-            break
+        self._send_command([{"code": DPCode.SWITCH, "value": True}])
 
     def turn_off(self) -> None:
         """Turn the device on, retaining current HVAC (if supported)."""
-        if DPCode.SWITCH in self.device.function:
-            self._send_command([{"code": DPCode.SWITCH, "value": False}])
-            return
-
-        # Fake turn off
-        if HVACMode.OFF in self.hvac_modes:
-            self.set_hvac_mode(HVACMode.OFF)
+        self._send_command([{"code": DPCode.SWITCH, "value": False}])