diff --git a/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/widget/TrafficDataView.java b/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/widget/TrafficDataView.java
index 0f2d237421..f669c9487e 100644
--- a/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/widget/TrafficDataView.java
+++ b/core/function-impl/mogo-core-function-hmi/src/main/java/com/mogo/eagle/core/function/hmi/ui/widget/TrafficDataView.java
@@ -42,6 +42,8 @@ public class TrafficDataView extends ConstraintLayout {
 
     private static final int MSG_SEND_UPDATE = 1;
     private volatile double acceleration;
+    private volatile float mBrake;
+    private volatile float mThrottle;
 
     @SuppressLint("HandlerLeak")
     private final Handler handler = new Handler() {
@@ -49,10 +51,24 @@ public class TrafficDataView extends ConstraintLayout {
         public void handleMessage(@NonNull Message msg) {
             super.handleMessage(msg);
             if (msg.what == MSG_SEND_UPDATE) {
-                java.text.DecimalFormat mFormat = new java.text.DecimalFormat("0.00");
+                java.text.DecimalFormat mFormat = new java.text.DecimalFormat("0.0");
                 String accStr = mFormat.format(acceleration);
-                accTextView.setText("a: " + accStr);
+                if (acceleration > 0f) {
+                    accTextView.setText(accStr);
+                } else {
+                    accTextView.setText("—" + accStr);
+                }
+
+                if (mBrake > 0) {
+                    brakeStatus.setImageResource(R.drawable.traffic_data_brake);
+                } else if (mThrottle >= 0 && mBrake == 0) {
+                    brakeStatus.setImageResource(R.drawable.traffic_data_accelerator);
+                } else {
+                    brakeStatus.setImageResource(R.drawable.traffic_data_empty);
+                }
+
             }
+            handler.sendEmptyMessageDelayed(MSG_SEND_UPDATE, 1000L);
         }
     };
 
@@ -76,12 +92,12 @@ public class TrafficDataView extends ConstraintLayout {
     @Override
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
+        handler.sendEmptyMessageDelayed(MSG_SEND_UPDATE, 1000L);
         CallerAutopilotVehicleStateListenerManager.INSTANCE.addListener(TAG, mIMoGoAutopilotVehicleStateListener);
         CallerAutopilotCarStatusListenerManager.INSTANCE.addListener(TAG, gnssInfo -> {
             if (gnssInfo != null) {
                 acceleration = gnssInfo.getAcceleration();
             }
-            handler.sendEmptyMessageDelayed(MSG_SEND_UPDATE, 1000L);
         });
     }
 
@@ -162,25 +178,13 @@ public class TrafficDataView extends ConstraintLayout {
         @Override
         public void onAutopilotBrake(float brake) {
             CallerLogger.INSTANCE.d(TAG, "刹车:" + brake);
-            ThreadUtils.runOnUiThread(() -> {
-                if (brake > 0) {
-                    brakeStatus.setImageResource(R.drawable.traffic_data_brake);
-                } else {
-                    brakeStatus.setImageResource(R.drawable.traffic_data_empty);
-                }
-            });
+            mBrake = brake;
         }
 
         @Override
         public void onAutopilotThrottle(float throttle) {
             CallerLogger.INSTANCE.d(TAG, "油门:" + throttle);
-            ThreadUtils.runOnUiThread(() -> {
-                if (throttle > 0) {
-                    brakeStatus.setImageResource(R.drawable.traffic_data_accelerator);
-                } else {
-                    brakeStatus.setImageResource(R.drawable.traffic_data_empty);
-                }
-            });
+            mThrottle = throttle;
         }
 
     };
diff --git a/core/function-impl/mogo-core-function-hmi/src/main/res/layout/hmi_traffic_data.xml b/core/function-impl/mogo-core-function-hmi/src/main/res/layout/hmi_traffic_data.xml
index e96bc08d6a..754b67fde0 100644
--- a/core/function-impl/mogo-core-function-hmi/src/main/res/layout/hmi_traffic_data.xml
+++ b/core/function-impl/mogo-core-function-hmi/src/main/res/layout/hmi_traffic_data.xml
@@ -73,8 +73,19 @@
         android:id="@+id/speedAccTextView"
         android:layout_width="wrap_content"
         android:layout_height="@dimen/dp_56"
-        android:layout_marginLeft="@dimen/dp_42"
-        android:text="a: "
+        android:layout_marginEnd="@dimen/dp_80"
+        android:gravity="end"
+        android:textColor="#fff"
+        android:textSize="@dimen/dp_40"
+        app:layout_constraintBottom_toBottomOf="@+id/brakeStatus"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/brakeStatus"/>
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="@dimen/dp_56"
+        android:layout_marginLeft="@dimen/dp_14"
+        android:text="a:"
         android:textAlignment="viewStart"
         android:textColor="#fff"
         android:textSize="@dimen/dp_40"
diff --git a/modules/mogo-module-common/src/main/res/values-xhdpi-2560x1440/dimens.xml b/modules/mogo-module-common/src/main/res/values-xhdpi-2560x1440/dimens.xml
index 4b508254cf..1d6dc7be07 100644
--- a/modules/mogo-module-common/src/main/res/values-xhdpi-2560x1440/dimens.xml
+++ b/modules/mogo-module-common/src/main/res/values-xhdpi-2560x1440/dimens.xml
@@ -1,11 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <resources>
     <dimen name="dp_12">12px</dimen>
+    <dimen name="dp_14">14px</dimen>
     <dimen name="dp_20">20px</dimen>
     <dimen name="dp_22">22px</dimen>
     <dimen name="dp_43">43px</dimen>
+    <dimen name="dp_50">50px</dimen>
     <dimen name="dp_57">57px</dimen>
+    <dimen name="dp_60">60px</dimen>
     <dimen name="dp_72">72px</dimen>
+    <dimen name="dp_80">80px</dimen>
     <dimen name="dp_88">88px</dimen>
     <dimen name="module_v2n_tip_text_margin_right">26px</dimen>
     <dimen name="warning_distance_right">30px</dimen>