diff --git a/homeassistant/components/melcloud_home/coordinator.py b/homeassistant/components/melcloud_home/coordinator.py
index a055c731821a..006c0949b850 100644
--- a/homeassistant/components/melcloud_home/coordinator.py
+++ b/homeassistant/components/melcloud_home/coordinator.py
@@ -90,19 +90,16 @@ class MelCloudHomeCoordinator(DataUpdateCoordinator[UserContext]):
             raise UpdateFailed(
                 translation_domain=DOMAIN,
                 translation_key="invalid_auth",
-                translation_placeholders={"error": repr(err)},
             ) from err
         except MelCloudHomeConnectionError as err:
             raise UpdateFailed(
                 translation_domain=DOMAIN,
                 translation_key="cannot_connect",
-                translation_placeholders={"error": repr(err)},
             ) from err
         except MelCloudHomeTimeoutError as err:
             raise UpdateFailed(
                 translation_domain=DOMAIN,
                 translation_key="timeout_connect",
-                translation_placeholders={"error": repr(err)},
             ) from err
         else:
             return data
diff --git a/homeassistant/components/melcloud_home/strings.json b/homeassistant/components/melcloud_home/strings.json
index d00bb32cd930..5c095a648d04 100644
--- a/homeassistant/components/melcloud_home/strings.json
+++ b/homeassistant/components/melcloud_home/strings.json
@@ -90,13 +90,13 @@
   },
   "exceptions": {
     "cannot_connect": {
-      "message": "Error communicating with MELCloud Home API: {error}"
+      "message": "Error communicating with MELCloud Home API"
     },
     "invalid_auth": {
-      "message": "An error occurred while trying to authenticate: {error}"
+      "message": "An error occurred while trying to authenticate"
     },
     "timeout_connect": {
-      "message": "Timeout while communicating with MELCloud Home API: {error}"
+      "message": "Timeout while communicating with MELCloud Home API"
     }
   }
 }