diff --git a/CanUds.c b/CanUds.c
index 89bcb63..8fa17bc 100644
--- a/CanUds.c
+++ b/CanUds.c
@@ -1040,22 +1040,25 @@ static uint16_t vUDS_routine_Erase_Memory(tCanUds *env, eUdsRoutineControlType u
 
     setResponseErrorPending(env, UDS_RoutineControl, UDS_error_requestCorrectlyReceived_ResponsePending);
 
-    bool result = false;
+    bool result1 = false;
+    bool result2 = false;
 
 
     if (env->udsBlock == UDS_BlockMain) {
         env->timeoutPendingClear = SystemGetMs() + 200;
-        result = env->clear_flash_func(ADR_HEX_Mapped_BlockMain, SIZE_HEX_BlockMain, SendUpdatePendingFlashClear, env);
+        result1 = env->clear_flash_func(ADR_HEX_Mapped_BlockMain, (SIZE_HEX_BlockMain / 2), SendUpdatePendingFlashClear, env);
+        setResponseErrorPending(env, UDS_RoutineControl, UDS_error_requestCorrectlyReceived_ResponsePending);
+        result2 = env->clear_flash_func(ADR_HEX_Mapped_BlockMain + (SIZE_HEX_BlockMain / 2), (SIZE_HEX_BlockMain / 2), SendUpdatePendingFlashClear, env);
     }
 
     if (env->udsBlock == UDS_BlockCalib) {
         env->timeoutPendingClear = SystemGetMs() + 200;
-        result = env->clear_flash_func(ADR_HEX_Mapped_BlockCalib, SIZE_HEX_BlockCalib, SendUpdatePendingFlashClear, env);
+        result1 = env->clear_flash_func(ADR_HEX_Mapped_BlockCalib, SIZE_HEX_BlockCalib, SendUpdatePendingFlashClear, env);
     }
 
 //    bool result = FLASHDRIVER_FlashEraseBlock(FLASH_BLOCK_SELECT1);
 
-    if (result) {
+    if ((result1) || (result2)) {
         env->dataResponse[4] =
                 UDS_routine_RoutineStartStopSuccess;
     } else {