diff --git a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tyre/BaseCarController.java b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tyre/BaseCarController.java
index c00e7174..51149ba5 100644
--- a/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tyre/BaseCarController.java
+++ b/ruoyi-admin/src/main/java/com/ruoyi/web/controller/tyre/BaseCarController.java
@@ -147,9 +147,12 @@ public class BaseCarController extends BaseController
 
     @PostMapping("/PdaQueryCarList")
     @ResponseBody
-    public AjaxResult PdaQueryCarList(@RequestBody BaseCar baseCar)
+    public AjaxResult PdaQueryCarList(BaseCar baseCar)
     {
         List<BaseCar> list = baseCarService.selectBaseCarList(baseCar);
+        if (list == null || list.isEmpty()){
+            return AjaxResult.error("查询到的车辆基础信息为空");
+        }
         return AjaxResult.success(list);
     }
 
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/BaseCarServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/BaseCarServiceImpl.java
index 4012f8a7..b44a7c41 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/BaseCarServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/BaseCarServiceImpl.java
@@ -61,9 +61,20 @@ public class BaseCarServiceImpl implements IBaseCarService
     @DataScope(deptAlias = "d", userAlias = "u")
     public List<BaseCar> selectBaseCarList(BaseCar baseCar)
     {
+
+        String carNo = baseCar.getCarNo();
+        baseCar.setCarNo(buildLikePattern(carNo));
         return baseCarMapper.selectBaseCarList(baseCar);
     }
-
+    public static String buildLikePattern(String input) {
+        if (input == null || input.isEmpty()) {
+            return "%";
+        }
+        return "%" + input.chars()
+                .mapToObj(c -> String.valueOf((char) c))
+                .reduce((a, b) -> a + "%" + b)
+                .orElse("") + "%";
+    }
     /**
      * 新增车辆基础信息
      *