diff --git a/cmvr-iot-ti/src/main/java/com/cmvr/ti/service/ex/ExTiVehicleFunctionServiceImpl.java b/cmvr-iot-ti/src/main/java/com/cmvr/ti/service/ex/ExTiVehicleFunctionServiceImpl.java
index a7a9296..02f1988 100644
--- a/cmvr-iot-ti/src/main/java/com/cmvr/ti/service/ex/ExTiVehicleFunctionServiceImpl.java
+++ b/cmvr-iot-ti/src/main/java/com/cmvr/ti/service/ex/ExTiVehicleFunctionServiceImpl.java
@@ -80,18 +80,12 @@ public class ExTiVehicleFunctionServiceImpl implements ExTiVehicleFunctionServic
         List<TiVehicleFunction> funcList = tiVehicleFunctionService.selectTiVehicleFunctionList(
                 TiVehicleFunctionVO.builder().vehicleConfigId(vehicleConfigId).build());
 
-        // 2. uiKey → TiVehicleUi
-        Map<String, TiVehicleUi> uiByKey = new HashMap<String, TiVehicleUi>();
-        for (TiVehicleUi ui : uiList) {
-            uiByKey.put(ui.getUiKey(), ui);
-        }
-
-        // 3. funcKey → TiVehicleFunction
-        Map<Long, TiVehicleFunction> funcById = new HashMap<Long, TiVehicleFunction>();
+        // 2. funcKey → TiVehicleFunction
+        Map<Long, TiVehicleFunction> funcById = new HashMap<>();
         for (TiVehicleFunction f : funcList) {
             funcById.put(f.getId(), f);
         }
-        // 4.组装uiMap
+        // 3.组装uiMap
         Map<String, CarUi> uiMap = new HashMap<>();
         List<CarIcon> icons;
         CarUi carUi;
@@ -115,12 +109,12 @@ public class ExTiVehicleFunctionServiceImpl implements ExTiVehicleFunctionServic
             );
             uiMap.put(carUi.getUiName(), carUi);
         }
-        // 5.获取路径
+        // 4.获取路径
         List<CarIcon> path = CarPathFinderUtil.findPath(uiMap, startUiName, targetFuncName);
         if (CollectionUtils.isEmpty(path)) {
             throw new GlobalException("没有找到匹配的路径");
         }
-        // 组装结果
+        // 5.组装结果
         Map<String, Object> map = new HashMap<>();
         map.put("nextLocation", path.get(0).getIconName());
         map.put("isEnd", path.size() == 1);