diff --git a/internal/application/user/sms_code_application_service_impl.go b/internal/application/user/sms_code_application_service_impl.go
index b1263c3..b0e488c 100644
--- a/internal/application/user/sms_code_application_service_impl.go
+++ b/internal/application/user/sms_code_application_service_impl.go
@@ -9,7 +9,7 @@ import (
 
 func (s *UserApplicationServiceImpl) SendCode(ctx context.Context, cmd *commands.SendCodeCommand, clientIP, userAgent string) error {
 	// 1. 检查频率限制
-	if err := s.smsCodeService.CheckRateLimit(ctx, cmd.Phone, entities.SMSScene(cmd.Scene)); err != nil {
+	if err := s.smsCodeService.CheckRateLimit(ctx, cmd.Phone, entities.SMSScene(cmd.Scene), clientIP, userAgent); err != nil {
 		return err
 	}
 
diff --git a/internal/application/user/user_application_service_impl.go b/internal/application/user/user_application_service_impl.go
index c746740..ddd48ee 100644
--- a/internal/application/user/user_application_service_impl.go
+++ b/internal/application/user/user_application_service_impl.go
@@ -212,12 +212,6 @@ func (s *UserApplicationServiceImpl) LoginWithSMS(ctx context.Context, cmd *comm
 	}, nil
 }
 
-// SendCode 发送短信验证码
-// 业务流程：1. 安全检查与限流 2. 发送短信验证码
-func (s *UserApplicationServiceImpl) SendCode(ctx context.Context, cmd *commands.SendCodeCommand, clientIP, userAgent string) error {
-	return s.smsCodeService.SendCode(ctx, cmd.Phone, entities.SMSScene(cmd.Scene), clientIP, userAgent)
-}
-
 // ChangePassword 修改密码
 // 业务流程：1. 修改用户密码
 func (s *UserApplicationServiceImpl) ChangePassword(ctx context.Context, cmd *commands.ChangePasswordCommand) error {