diff --git a/homeassistant/components/tessie/entity.py b/homeassistant/components/tessie/entity.py
index bfedd7eb43d..718a7050953 100644
--- a/homeassistant/components/tessie/entity.py
+++ b/homeassistant/components/tessie/entity.py
@@ -53,7 +53,7 @@ class TessieEntity(CoordinatorEntity[TessieStateUpdateCoordinator]):
         return self.coordinator.data.get(key or self.key, default)
 
     async def run(
-        self, func: Callable[..., Awaitable[dict[str, bool | str]]], **kargs: Any
+        self, func: Callable[..., Awaitable[dict[str, Any]]], **kargs: Any
     ) -> None:
         """Run a tessie_api function and handle exceptions."""
         try:
@@ -66,8 +66,13 @@ class TessieEntity(CoordinatorEntity[TessieStateUpdateCoordinator]):
         except ClientResponseError as e:
             raise HomeAssistantError from e
         if response["result"] is False:
+            name: str = getattr(self, "name", self.entity_id)
+            reason: str = response.get("reason", "unknown")
             raise HomeAssistantError(
-                response.get("reason", "An unknown issue occurred")
+                reason.replace("_", " "),
+                translation_domain=DOMAIN,
+                translation_key=reason.replace(" ", "_"),
+                translation_placeholders={"name": name},
             )
 
     def set(self, *args: Any) -> None:
diff --git a/homeassistant/components/tessie/strings.json b/homeassistant/components/tessie/strings.json
index 8e634644895..62de4f276f4 100644
--- a/homeassistant/components/tessie/strings.json
+++ b/homeassistant/components/tessie/strings.json
@@ -389,6 +389,24 @@
     }
   },
   "exceptions": {
+    "unknown": {
+      "message": "An unknown issue occured changing {name}."
+    },
+    "not_supported": {
+      "message": "{name} is not supported."
+    },
+    "cable_connected": {
+      "message": "Charge cable is connected."
+    },
+    "already_active": {
+      "message": "{name} is already active."
+    },
+    "already_inactive": {
+      "message": "{name} is already inactive."
+    },
+    "incorrect_pin": {
+      "message": "Incorrect pin for {name}."
+    },
     "no_cable": {
       "message": "Insert cable to lock"
     }