diff --git a/Climate/bosch_bth-ra_control.yaml b/Climate/bosch_bth-ra_control.yaml
index e5166ef..fe1d44e 100644
--- a/Climate/bosch_bth-ra_control.yaml
+++ b/Climate/bosch_bth-ra_control.yaml
@@ -224,6 +224,20 @@ variables:
     {% else %}
       false
     {% endif %}
+  is_sensor_sync_needed: >
+    {% set current_remote = state_attr(trv, device_class ~ '_temperature') | default(state_attr(remote_temperature_entity, 'state'), none) | float(0) %}
+    {% set new_sensor = states(temperature_sensor) | float(0) %}
+    {% set target = safe_temperature | float(0) %}
+    {% set diff = (new_sensor - current_remote) | abs %}
+    {% if diff >= 0.5 %}
+      true
+    {% elif new_sensor < target and current_remote >= target %}
+      true
+    {% elif new_sensor > target and current_remote <= target %}
+      true
+    {% else %}
+      false
+    {% endif %}
   scheduler_mismatch: >
     {% set selected_friendly_name = states(active_scheduler_selector) %}
     {% if selected_friendly_name not in ['unknown', '', none] %}
@@ -391,6 +405,8 @@ actions:
             - condition: template
               value_template: >
                 {{ temperature_sensor is defined and states(temperature_sensor) | is_number }}
+            - condition: template
+              value_template: "{{ is_sensor_sync_needed }}"
             sequence:
               - service: number.set_value
                 data:
@@ -407,14 +423,14 @@ actions:
                 {{ temperature_sensor is defined and states(temperature_sensor) | is_number }}
             - condition: template
               value_template: >
-                {{ (now() - states[temperature_sensor].last_changed).total_seconds() > 1199 }}
+                {{ (now() - states[temperature_sensor].last_changed).total_seconds() > 1499 }}
             sequence:
               - service: number.set_value
                 data:
                   value: "{{ states(temperature_sensor) | float }}"
                 target:
                   entity_id: "{{ remote_temperature_entity }}"
-            alias: Synchronisiere Temperatur am TRV (zeitbasiert, wenn länger als 20min unverändert)
+            alias: Synchronisiere Temperatur am TRV (zeitbasiert, wenn länger als 25min unverändert)
           alias: Temperatursynchronisation
         # setze Solltemperatur bei Schedule und Alarm-Status-Änderungen
         - choose: