diff --git a/main-extensions/mogo-module-main-launcher/src/main/java/com/zhidao/mogo/module/main/launcher/MainLauncherActivity.java b/main-extensions/mogo-module-main-launcher/src/main/java/com/zhidao/mogo/module/main/launcher/MainLauncherActivity.java
index 77a83e18e8..bfc57b63b5 100644
--- a/main-extensions/mogo-module-main-launcher/src/main/java/com/zhidao/mogo/module/main/launcher/MainLauncherActivity.java
+++ b/main-extensions/mogo-module-main-launcher/src/main/java/com/zhidao/mogo/module/main/launcher/MainLauncherActivity.java
@@ -2,11 +2,13 @@ package com.zhidao.mogo.module.main.launcher;
 
 import android.content.Intent;
 import android.os.Bundle;
+import android.os.Handler;
 import android.os.Process;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
 import android.widget.FrameLayout;
+import android.widget.ImageView;
 
 import androidx.annotation.Nullable;
 
@@ -38,13 +40,18 @@ import static com.mogo.module.common.entity.V2XMessageEntity.V2XTypeEnum.ALERT_T
 public class MainLauncherActivity extends MainActivity implements IMogoIntentListener, IMogoStatusChangedListener, IV2XListener {
     private static final String TAG = "MainLauncherActivity";
     protected boolean mIsHomeKeyDown = false;
+    private static Handler handlerV2XEvent = new Handler();
+    private static Runnable runnableV2XEvent;
+    private static final int COUNT_DOWN_TIMER = 1_000;
+    private static final int ALL_EXPIRE_TIMER = 3_000;
+    private static int EXPIRE_TIMER = ALL_EXPIRE_TIMER;
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         DebugConfig.setNeedRequestUserInfo(true);
         Log.d(TAG, "onCreate");
-        mServiceApis.getV2XListenerManager().registerIntentListener(MogoReceiver.ACTION_V2X_FRONT_WARNING,this);
+        mServiceApis.getV2XListenerManager().registerIntentListener(MogoReceiver.ACTION_V2X_FRONT_WARNING, this);
         mServiceApis.getStatusManagerApi().registerStatusChangedListener(TAG,
                 StatusDescriptor.VR_MODE, this);
     }
@@ -131,7 +138,8 @@ public class MainLauncherActivity extends MainActivity implements IMogoIntentLis
         super.onDestroy();
         mServiceApis.getStatusManagerApi().unregisterStatusChangedListener(TAG,
                 StatusDescriptor.VR_MODE, this);
-        mServiceApis.getV2XListenerManager().unregisterIntentListener(TAG,this);
+        mServiceApis.getV2XListenerManager().unregisterIntentListener(TAG, this);
+        stopCountDown();
         try {
             // acc off 之后会出现进程还在，但是页面被杀的情况，这个直接杀掉进程，然后让整个进程重启
             Process.killProcess(Process.myPid());
@@ -178,28 +186,59 @@ public class MainLauncherActivity extends MainActivity implements IMogoIntentLis
                 mWarningLeft.setVisibility(View.GONE);
                 mWarningRight.setVisibility(View.GONE);
                 mWarningBottom.setVisibility(View.GONE);
+                startCountDownWithView(mWarningTop);
                 break;
             case ALERT_THE_FRONT_CRASH_WARNING_LEFT:
                 mWarningLeft.setVisibility(View.VISIBLE);
                 mWarningTop.setVisibility(View.GONE);
                 mWarningRight.setVisibility(View.GONE);
                 mWarningBottom.setVisibility(View.GONE);
+                startCountDownWithView(mWarningLeft);
                 break;
             case ALERT_THE_FRONT_CRASH_WARNING_RIGHT:
                 mWarningRight.setVisibility(View.VISIBLE);
                 mWarningTop.setVisibility(View.GONE);
                 mWarningLeft.setVisibility(View.GONE);
                 mWarningBottom.setVisibility(View.GONE);
+                startCountDownWithView(mWarningRight);
                 break;
             case ALERT_THE_FRONT_CRASH_WARNING_BOTTOM:
                 mWarningBottom.setVisibility(View.VISIBLE);
                 mWarningRight.setVisibility(View.GONE);
                 mWarningTop.setVisibility(View.GONE);
                 mWarningLeft.setVisibility(View.GONE);
+                startCountDownWithView(mWarningBottom);
                 break;
             default:
                 break;
         }
     }
 
+    /*
+     * 预警蒙层显示时间为3秒
+     * */
+    private void startCountDownWithView(ImageView view) {
+        if (runnableV2XEvent == null) {
+            runnableV2XEvent = () -> {
+                EXPIRE_TIMER = EXPIRE_TIMER - COUNT_DOWN_TIMER;
+                Logger.d(TAG, "当前蒙层显示时间为 ：" + EXPIRE_TIMER / COUNT_DOWN_TIMER + " 秒");
+                if (EXPIRE_TIMER > 0) {
+                    handlerV2XEvent.postDelayed(runnableV2XEvent, COUNT_DOWN_TIMER);
+                } else {
+                    view.setVisibility(View.GONE);
+                    stopCountDown();
+                }
+            };
+        } else {
+            handlerV2XEvent.removeCallbacks(runnableV2XEvent);
+        }
+        handlerV2XEvent.postDelayed(runnableV2XEvent, COUNT_DOWN_TIMER);
+    }
+
+    private void stopCountDown() {
+        if (handlerV2XEvent != null && runnableV2XEvent != null) {
+            handlerV2XEvent.removeCallbacks(runnableV2XEvent);
+            runnableV2XEvent = null;
+        }
+    }
 }
diff --git a/modules/mogo-module-v2x/src/main/res/layout/window_test_console.xml b/modules/mogo-module-v2x/src/main/res/layout/window_test_console.xml
index 0d8ba1418f..2e1d5e64cb 100644
--- a/modules/mogo-module-v2x/src/main/res/layout/window_test_console.xml
+++ b/modules/mogo-module-v2x/src/main/res/layout/window_test_console.xml
@@ -245,7 +245,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginEnd="@dimen/dp_10"
                 android:layout_marginBottom="@dimen/dp_10"
-                android:background="#1EBD85"
+                android:background="#FF0606"
                 android:padding="@dimen/dp_10"
                 android:text="前车碰撞预警"
                 android:textColor="#FFFFFF"