diff --git a/libraries/mogo-hardware-devices/src/main/java/com/mogo/support/device/led/LedSourceManager.kt b/libraries/mogo-hardware-devices/src/main/java/com/mogo/support/device/led/LedSourceManager.kt
index 0eee36e2d8..8550120547 100644
--- a/libraries/mogo-hardware-devices/src/main/java/com/mogo/support/device/led/LedSourceManager.kt
+++ b/libraries/mogo-hardware-devices/src/main/java/com/mogo/support/device/led/LedSourceManager.kt
@@ -107,8 +107,8 @@ object LedSourceManager : IWriteChainLogListener {
      */
     fun updateTurnSignalData(type: Int) {
         if (isDriver) {
-            writeChainLogListener?.onWriteChainLog(TAG, "LED外屏数据源", "车灯状态=${type}")
             if (typeTurnSignal != type) {
+                writeChainLogListener?.onWriteChainLog(TAG, "LED外屏数据源", "车灯状态=${type}")
                 typeTurnSignal = type
                 receiveUI(TurnSignalUI(type != 0, type))
             }
@@ -121,12 +121,12 @@ object LedSourceManager : IWriteChainLogListener {
      */
     fun updateAccelerationData(acceleration: Double) {
         if (isDriver) {
-            writeChainLogListener?.onWriteChainLog(
-                TAG,
-                "LED外屏数据源",
-                "车辆加速度值=${acceleration}"
-            )
             if (acceleration <= -2) {
+                writeChainLogListener?.onWriteChainLog(
+                    TAG,
+                    "LED外屏数据源",
+                    "车辆加速度值=${acceleration}"
+                )
                 val now = System.currentTimeMillis()
                 if (now - lastUpdateEmergencyBrakeTime > 60 * 1000L) {//1m内不进行多次提示
                     lastUpdateEmergencyBrakeTime = now