diff --git a/MainModesArbiter.c b/MainModesArbiter.c
index 69eb6a1..54ef064 100644
--- a/MainModesArbiter.c
+++ b/MainModesArbiter.c
@@ -39,7 +39,7 @@ void TELEMATICA_STOP(tMma *env) {
             SystemDelayMs(100);
         }
 
-        Gsm_SetProfileERA(&env->egtsProcessing);
+        Gsm_SetProfileERA(&env->gsmWithGnss.gsmAt, &env->storage.nvm.deviceTeledataStorageData);
     }
 
 }
@@ -91,16 +91,21 @@ void Mma_Shutdown(tMma *env) {
 }
 
 void Mma_EcallPrepare(tMma *env) {
-    AtGsm_OperatorSelectionDeregister(&env->gsmWithGnss.gsmAt);
-    SystemDelayMs(1000);
-    GsmWithGnss_SelectStandartNetwork(&env->gsmWithGnss.gsmAt, 12);
-    SystemDelayMs(1000);
-    GsmWithGnss_SelectStandartNetwork(&env->gsmWithGnss.gsmAt, 22);
-    SystemDelayMs(1000);
-    GsmWithGnss_SelectStandartNetwork(&env->gsmWithGnss.gsmAt, 25);
-    SystemDelayMs(1000);
-    AtGsm_OperatorSelectionDeregister(&env->gsmWithGnss.gsmAt);
-    AtGsmTelitLe910_GnssEcallOnlyMode(&env->gsmWithGnss.gsmAt, 0);
+    if (osMutexAcquire(env->gsmWithGnss.gsmAt.access, 5000) == osOK) {
+        AtGsm_OperatorSelectionDeregister(&env->gsmWithGnss.gsmAt);
+        SystemDelayMs(1000);
+        GsmWithGnss_SelectStandartNetwork(&env->gsmWithGnss.gsmAt, 12);
+        SystemDelayMs(1000);
+        GsmWithGnss_SelectStandartNetwork(&env->gsmWithGnss.gsmAt, 22);
+        SystemDelayMs(1000);
+        GsmWithGnss_SelectStandartNetwork(&env->gsmWithGnss.gsmAt, 25);
+        SystemDelayMs(1000);
+        AtGsm_OperatorSelectionDeregister(&env->gsmWithGnss.gsmAt);
+        AtGsmTelitLe910_GnssEcallOnlyMode(&env->gsmWithGnss.gsmAt, 0);
+        osMutexRelease(env->gsmWithGnss.gsmAt.access);
+    } else {
+        LoggerErrorStatic(LOGGER, LOG_SIGN, "Захватить мьютэкс Mma_EcallPrepare не удалось")
+    }
 }