diff --git a/core/Publisher.cxx b/core/Publisher.cxx
index a51979f..9116eb7 100644
--- a/core/Publisher.cxx
+++ b/core/Publisher.cxx
@@ -349,7 +349,6 @@ void PublisherApp::run()
     float stable_weight1 = 0;
     float stable_weight2 = 0;
     int weigh_state = WEIGH_IDLE;
-    int weigh_timeout = 0;
 
     while (!is_stopped())
     {
@@ -510,7 +509,6 @@ void PublisherApp::run()
                     DEBUG("license_no " << license_no);
                     stable_weight1 = stable_weight;
                     weigh_state = WEIGH_STABLE1;
-                    weigh_timeout = 0;
                 }
                 break;
             case WEIGH_STABLE1:
@@ -519,13 +517,6 @@ void PublisherApp::run()
                     DEBUG("weigh1 clear");
                     weigh_state = WEIGH_STABLE2;
                 }
-                if (weigh_timeout++ > 600)
-                {
-                    DEBUG("weigh1 clear timeout");
-                    weigh_timeout = 0;
-                    stable_weight2 = stable_weight;
-                    weigh_state = WEIGH_SEND;
-                }
                 break;
             case WEIGH_STABLE2:
                 if ((stable_weight != 0) && (license_no.empty() != true))
@@ -542,7 +533,6 @@ void PublisherApp::run()
                         DEBUG("stable_weight2 error");
                         stable_weight1 = stable_weight;
                         weigh_state = WEIGH_STABLE1;
-                        weigh_timeout = 0;
                     }
                 }
                 break;
diff --git a/weigh/WeightStabilityDetector.cxx b/weigh/WeightStabilityDetector.cxx
index 3d8da21..007765c 100644
--- a/weigh/WeightStabilityDetector.cxx
+++ b/weigh/WeightStabilityDetector.cxx
@@ -347,7 +347,7 @@ bool WeightStabilityDetector::isVehicleLeaving(float weight_kg) const {
 }
 
 bool WeightStabilityDetector::isVehicleShaking(float weight_kg) {
-    if (std::abs(weight_kg - previous_weight_) > config_.jitter_threshold)
+    if (std::abs(weight_kg - stable_weight_) > config_.jitter_threshold)
     {
         is_leaving_state_ = false;      // 清除离开状态标记
         stable_count_ = 0;              // 重置稳定计数