diff --git a/source/_integrations/teslemetry.markdown b/source/_integrations/teslemetry.markdown
index 3899766baf4..dca66203a06 100644
--- a/source/_integrations/teslemetry.markdown
+++ b/source/_integrations/teslemetry.markdown
@@ -190,3 +190,7 @@ These are the entities available in the Teslemetry integration. Not all entities
 |Sensor|Power|Yes|
 |Sensor|State|Yes|
 |Sensor|Vehicle|Yes|
+
+## Vehicle sleep
+
+Constant API polling will prevent most Model S and Model X vehicles manufactured before 2021 from sleeping, so the Teslemetry integration will stop polling these vehicles for 15 minutes, after 15 minutes of inactivity. You can call the `homeassistant.update_entity` service to force polling the API, which will reset the timer.