diff --git a/aip_x1_1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml b/aip_x1_1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml
index 09039b2d..2d3f4014 100644
--- a/aip_x1_1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml
+++ b/aip_x1_1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml
@@ -4,6 +4,15 @@
       type: diagnostic_aggregator/AnalyzerGroup
       path: sensing
       analyzers:
+        node_alive_monitoring:
+          type: diagnostic_aggregator/AnalyzerGroup
+          path: node_alive_monitoring
+          analyzers:
+            topic_status:
+              type: diagnostic_aggregator/GenericAnalyzer
+              path: topic_status
+              contains: [": sensing_topic_status"]
+              timeout: 1.0
         lidar:
           type: diagnostic_aggregator/AnalyzerGroup
           path: lidar
diff --git a/aip_x1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml b/aip_x1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml
index 1e19cf1f..cc21dfcb 100644
--- a/aip_x1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml
+++ b/aip_x1_launch/config/diagnostic_aggregator/sensor_kit.param.yaml
@@ -4,6 +4,15 @@
       type: diagnostic_aggregator/AnalyzerGroup
       path: sensing
       analyzers:
+        node_alive_monitoring:
+          type: diagnostic_aggregator/AnalyzerGroup
+          path: node_alive_monitoring
+          analyzers:
+            topic_status:
+              type: diagnostic_aggregator/GenericAnalyzer
+              path: topic_status
+              contains: [": sensing_topic_status"]
+              timeout: 1.0
         lidar:
           type: diagnostic_aggregator/AnalyzerGroup
           path: lidar