diff --git a/entry/src/main/ets/ServiceExtAbility/ServiceExtAbility.ets b/entry/src/main/ets/ServiceExtAbility/ServiceExtAbility.ets
index c6b1ec91..3e9aea5b 100644
--- a/entry/src/main/ets/ServiceExtAbility/ServiceExtAbility.ets
+++ b/entry/src/main/ets/ServiceExtAbility/ServiceExtAbility.ets
@@ -14,7 +14,7 @@ export default class ServiceExtAbility extends ServiceExtension {
 
   async onCreate(want): Promise<void> {
     // tcp创建连接
-    await tcpUtil.init()
+    // await tcpUtil.init()
     hilog.info(DOMAIN_NUMBER, TAG, `js-test ServiceExtensionAbility-- onCreate, want: ${want.abilityName}`);
   };
 
diff --git a/entry/src/main/ets/common/service/indexService.ts b/entry/src/main/ets/common/service/indexService.ts
index e89e7db3..d63ebe72 100644
--- a/entry/src/main/ets/common/service/indexService.ts
+++ b/entry/src/main/ets/common/service/indexService.ts
@@ -436,15 +436,17 @@ const devPath = "/dev/ttyS3"
 function openChuankouFn(callback) {
   console.log('SerialOpen in indexservice, path=' + devPath)
 
-  //TODO 自动挡车不读取串口
-  testNapi.SerialOpenAsync(devPath, (fd) => {
-    globalThis.fd = fd;
-    globalThis.num = 0
-    let parity = 0x4e; // 'N'
-    let ret = testNapi.SerialSetAsync(globalThis.fd, 115200, 0, 8, 1, parity, (ret) => {
-      callback()
+  //自动挡车不读取串口
+  if(globalThis.carInfo && globalThis.carInfo.kscx == 'C1'){
+    testNapi.SerialOpenAsync(devPath, (fd) => {
+      globalThis.fd = fd;
+      globalThis.num = 0
+      let parity = 0x4e; // 'N'
+      let ret = testNapi.SerialSetAsync(globalThis.fd, 115200, 0, 8, 1, parity, (ret) => {
+        callback()
+      });
     });
-  });
+  }
 }
 
 function getChuankouFnMsg() {
diff --git a/entry/src/main/ets/pages/Index.ets b/entry/src/main/ets/pages/Index.ets
index 164fe023..28c66063 100644
--- a/entry/src/main/ets/pages/Index.ets
+++ b/entry/src/main/ets/pages/Index.ets
@@ -739,7 +739,10 @@ struct Index {
       }
     }, 1000)
     this.createAlbum()
-
+    getSyncData('ES_CARINFO').then(result => {
+      const carInfo = result[0] || {};
+      globalThis.carInfo.kscx = carInfo.kscx
+    })
     //  clearInterval(globalThis.demo)
     // globalThis.demo= setInterval(()=>{
     //   const str= {"carId":"1062","examinationRoomId":"2","videoVersion":"1.0","judgeVersion":"2023.09.30.1","shellVersion":"2023.12.13.01","host":"http://172.37.55.191:8082"}