diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/CI/CiApiServiceImpl.java b/src/main/java/club/joylink/rtss/simulation/cbtc/CI/CiApiServiceImpl.java
index a8ba68136..a8cdcb0c6 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/CI/CiApiServiceImpl.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/CI/CiApiServiceImpl.java
@@ -209,6 +209,14 @@ public class CiApiServiceImpl implements CiApiService {
     @Override
     public void sectionFaultUnlock(Simulation simulation, String sectionCode) {
         Section section = simulation.getRepository().getByCode(sectionCode, Section.class);
+        if (section.isCross()) {
+            Optional<Section> crossLockedSectionOptional = section.getLogicList().stream().filter(Section::isLocked).findAny();
+            BusinessExceptionAssertEnum.OPERATION_NOT_SUPPORTED.assertTrue(crossLockedSectionOptional.isPresent(),
+                    section.debugStr() + "未锁闭，无需解锁");
+            section = crossLockedSectionOptional.get();
+        }
+        BusinessExceptionAssertEnum.OPERATION_NOT_SUPPORTED.assertTrue(section.isLocked(),
+                section.debugStr() + "未锁闭，无需解锁");
         List<Route> lockedRouteList = simulation.getRepository().queryAllLockedRoute();
         Route lockedRoute = null;
         for (Route route : lockedRouteList) {