diff --git a/vehicle-data-platform/apps/web/src/layout/AppShell.tsx b/vehicle-data-platform/apps/web/src/layout/AppShell.tsx
index 02189d65..499bc052 100644
--- a/vehicle-data-platform/apps/web/src/layout/AppShell.tsx
+++ b/vehicle-data-platform/apps/web/src/layout/AppShell.tsx
@@ -29,11 +29,11 @@ export type CustomerView = {
 
 const navGroups = [
   {
-    title: '实时运营',
+    title: '车辆监控',
     audience: '客户',
-    description: '地图看车、在线监控、异常优先',
+    description: '地图看车、实时状态、异常优先',
     items: [
-      { itemKey: 'dashboard', text: '运营总览', icon: <IconHome /> },
+      { itemKey: 'dashboard', text: '车辆总览', icon: <IconHome /> },
       { itemKey: 'map', text: '实时地图', icon: <IconMapPin /> },
       { itemKey: 'realtime', text: '实时监控', icon: <IconActivity /> }
     ]
diff --git a/vehicle-data-platform/apps/web/src/test/App.test.tsx b/vehicle-data-platform/apps/web/src/test/App.test.tsx
index a224bea6..e05d7d75 100644
--- a/vehicle-data-platform/apps/web/src/test/App.test.tsx
+++ b/vehicle-data-platform/apps/web/src/test/App.test.tsx
@@ -52,8 +52,8 @@ test('renders vehicle platform shell', () => {
   expect(screen.getByRole('button', { name: '客户主线 统计查询' })).toBeInTheDocument();
   expect(screen.getByRole('button', { name: '客户主线 数据导出' })).toBeInTheDocument();
   expect(screen.getByRole('button', { name: '客户主线 告警通知' })).toBeInTheDocument();
-  expect(screen.getByText('实时运营')).toBeInTheDocument();
-  expect(screen.getByText('地图看车、在线监控、异常优先')).toBeInTheDocument();
+  expect(screen.getByText('车辆监控')).toBeInTheDocument();
+  expect(screen.getByText('地图看车、实时状态、异常优先')).toBeInTheDocument();
   expect(screen.getAllByText('车辆服务').length).toBeGreaterThanOrEqual(1);
   expect(screen.getByText('按 VIN、车牌、手机号管理车辆')).toBeInTheDocument();
   expect(screen.getAllByText('轨迹统计').length).toBeGreaterThanOrEqual(1);
@@ -67,10 +67,29 @@ test('renders vehicle platform shell', () => {
   expect(screen.getByText('运维证据只在客户问题需要解释时展开，不作为客户默认入口。')).toBeInTheDocument();
   expect(screen.getByRole('button', { name: '展开内部证据区' })).toBeInTheDocument();
   expect(screen.getByRole('button', { name: '内部证据区 运维质量' })).toBeInTheDocument();
-  expect(screen.getAllByText('运营总览').length).toBeGreaterThanOrEqual(1);
+  expect(screen.getAllByText('车辆总览').length).toBeGreaterThanOrEqual(1);
   expect(getComputedStyle(document.body).minWidth).not.toBe('1280px');
 });
 
+test('sidebar frames the first navigation group as vehicle monitoring for customers', () => {
+  vi.spyOn(globalThis, 'fetch').mockImplementation(async () => ({
+    ok: true,
+    json: async () => ({
+      data: { items: [], total: 0, limit: 20, offset: 0, linkHealth: [], runtime: { requestTimeoutMs: 5000 } },
+      traceId: 'trace-test',
+      timestamp: 1783094400000
+    })
+  }) as Response);
+
+  render(<App />);
+
+  expect(screen.getByText('车辆监控')).toBeInTheDocument();
+  expect(screen.getByText('地图看车、实时状态、异常优先')).toBeInTheDocument();
+  expect(screen.getAllByText('车辆总览').length).toBeGreaterThanOrEqual(1);
+  expect(screen.queryByText('实时运营')).not.toBeInTheDocument();
+  expect(screen.queryByText('运营总览')).not.toBeInTheDocument();
+});
+
 test('dashboard opens with a customer vehicle service path instead of protocol entry points', async () => {
   window.history.replaceState(null, '', '/#/dashboard');
   vi.spyOn(globalThis, 'fetch').mockImplementation(async (input) => {