diff --git a/homeassistant/components/tesla_fleet/helpers.py b/homeassistant/components/tesla_fleet/helpers.py
index 28f388fd83d..4c67929e93c 100644
--- a/homeassistant/components/tesla_fleet/helpers.py
+++ b/homeassistant/components/tesla_fleet/helpers.py
@@ -24,12 +24,18 @@ async def wake_up_vehicle(vehicle: TeslaFleetVehicleData) -> None:
                     cmd = await vehicle.api.vehicle()
                 state = cmd["response"]["state"]
             except TeslaFleetError as e:
-                raise HomeAssistantError(str(e)) from e
+                raise HomeAssistantError(
+                    translation_domain=DOMAIN,
+                    translation_key="wake_up_failed",
+                ) from e
             vehicle.coordinator.data["state"] = state
             if state != TeslaFleetState.ONLINE:
                 times += 1
                 if times >= 4:  # Give up after 30 seconds total
-                    raise HomeAssistantError("Could not wake up vehicle")
+                    raise HomeAssistantError(
+                        translation_domain=DOMAIN,
+                        translation_key="wake_up_timeout",
+                    )
                 await asyncio.sleep(times * 5)
 
 
diff --git a/homeassistant/components/tesla_fleet/strings.json b/homeassistant/components/tesla_fleet/strings.json
index ed14294b3ea..5b4399d13f7 100644
--- a/homeassistant/components/tesla_fleet/strings.json
+++ b/homeassistant/components/tesla_fleet/strings.json
@@ -30,6 +30,9 @@
         "data": {
           "domain": "Domain"
         },
+        "data_description": {
+          "domain": "The domain that hosts your public key for Tesla Fleet API authentication."
+        },
         "description": "Enter the domain that will host your public key. This is typically the domain of the origin you specified during registration at {dashboard}.",
         "title": "Tesla Fleet domain registration"
       },
@@ -51,6 +54,12 @@
         "title": "[%key:common::config_flow::title::reauth%]"
       },
       "registration_complete": {
+        "data": {
+          "qr_code": "QR code"
+        },
+        "data_description": {
+          "qr_code": "Scan this QR code with your phone to set up the virtual key."
+        },
         "description": "To enable command signing, you must open the Tesla app, select your vehicle, and then visit the following URL to set up a virtual key. You must repeat this process for each vehicle.\n\n{virtual_key_url}",
         "title": "Command signing"
       }
@@ -623,6 +632,12 @@
     },
     "update_failed": {
       "message": "{endpoint} data request failed: {message}"
+    },
+    "wake_up_failed": {
+      "message": "Failed to wake up vehicle"
+    },
+    "wake_up_timeout": {
+      "message": "Could not wake up vehicle"
     }
   }
 }
diff --git a/tests/components/tesla_fleet/test_climate.py b/tests/components/tesla_fleet/test_climate.py
index 49d9f48a841..2746169f5cb 100644
--- a/tests/components/tesla_fleet/test_climate.py
+++ b/tests/components/tesla_fleet/test_climate.py
@@ -348,7 +348,8 @@ async def test_asleep_or_offline(
     # Run a command but fail trying to wake up the vehicle
     mock_wake_up.side_effect = InvalidCommand
     with pytest.raises(
-        HomeAssistantError, match="The data request or command is unknown."
+        HomeAssistantError,
+        match="Failed to wake up vehicle",
     ):
         await hass.services.async_call(
             CLIMATE_DOMAIN,