diff --git a/core/function-impl/mogo-core-function-map/src/main/java/com/mogo/eagle/core/function/map/MapFragment.kt b/core/function-impl/mogo-core-function-map/src/main/java/com/mogo/eagle/core/function/map/MapFragment.kt
index 0591bc9c92..6a0f9ffb49 100644
--- a/core/function-impl/mogo-core-function-map/src/main/java/com/mogo/eagle/core/function/map/MapFragment.kt
+++ b/core/function-impl/mogo-core-function-map/src/main/java/com/mogo/eagle/core/function/map/MapFragment.kt
@@ -352,14 +352,14 @@ class MapFragment : MvpFragment<MapView?, MapPresenter?>(),
         mMogoMapView?.setExtraGPSData(gnssInfo)
 
         if (gnssInfo != null) {
-            //设置刹车信息
-            if (gnssInfo.acceleration < SharedPrefsMgr.getInstance(Utils.getApp()).getFloat(MoGoConfig.BRAKE_ACCELERATION_THRESHOLD, -2.5f)) {
-                brakeLight = 1
+            //设置刹车信息,小于默认认为是刹车
+            brakeLight = if (gnssInfo.acceleration < SharedPrefsMgr.getInstance(Utils.getApp()).getFloat(MoGoConfig.BRAKE_ACCELERATION_THRESHOLD, -2.5f)) {
+                1
             } else {
-                brakeLight = 0
+                0
             }
             d(SceneConstant.M_DEVA + "BrakeLight", "---onAutopilotLightSwitchData  ---Acceleration = " + gnssInfo.acceleration + "-- brakeLight = " + brakeLight)
-            if (!isShowTurnLight) {
+            if (!isShowTurnLight) { //在不展示转向灯的情况下，展示车辆刹车的动效
                 showBrakeLight(brakeLight)
             }
         }
@@ -368,7 +368,7 @@ class MapFragment : MvpFragment<MapView?, MapPresenter?>(),
     override fun onAutopilotLightSwitchData(lightSwitch: Chassis.LightSwitch?) {
         //can数据转发  转向灯状态 0是正常 1是左转 2是右转
         if (lightSwitch != null) {
-            val state: Int = setTurnLightState(lightSwitch.number)
+            val state: Int = setTurnLightState(lightSwitch.number) //对转向灯进行转换
             d(SceneConstant.M_DEVA + "TurnLight", "---onAutopilotLightSwitchData  ---state = " + state + "---lightSwitch.getNumber() = " + lightSwitch.number)
             if (state == 1 || state == 2) {
                 isShowTurnLight = true