diff --git a/admin/controllers/receiver/orderv2/Orders.php b/admin/controllers/receiver/orderv2/Orders.php
index 63928ce3..1fac92b0 100644
--- a/admin/controllers/receiver/orderv2/Orders.php
+++ b/admin/controllers/receiver/orderv2/Orders.php
@@ -740,7 +740,10 @@ class Orders extends HD_Controller
                     return $this->show_json(SYS_CODE_FAIL, '车款金额错误');
                 }
                 $this->app_liche_orders_model->update(['status'=>-1],['o_id'=>$row['id'],'status'=>0,'type'=>1]); //定金更新成无效订单
-                if(!$this->app_liche_orders_model->count(['pid'=>$last_p_row['id'],'type'=>3,'status'=>1])){
+                $money_json = json_decode($row['money_json'],true);
+                $last_pay_count = $this->app_liche_orders_model->count(['pid'=>$last_p_row['id'],'type'=>3,'status'=>1]);//尾款支付订单
+                $adimn_count = $this->app_liche_orders_model->count(['o_id'=>$row['id'],'type'=>6,'status'=>1]);//车款订单
+                if(!$last_pay_count && ($money!=$money_json['price_book'] || $adimn_count)){ //若首笔金额 == 定金金额，尾款订单不要置为 -1若金额 > 定金金额 或者 非首笔，尾款订单置为 -1
                     $this->app_liche_orders_model->update(['status'=>-1],['o_id'=>$row['id'],'type'=>3]); //尾款更新成无效订单
                 }
             }else{ //服务费