diff --git a/Drivers/BSP/GD5F2GQ5UE/nand_ftl.c b/Drivers/BSP/GD5F2GQ5UE/nand_ftl.c
index 4df7f20c..2c0d5442 100644
--- a/Drivers/BSP/GD5F2GQ5UE/nand_ftl.c
+++ b/Drivers/BSP/GD5F2GQ5UE/nand_ftl.c
@@ -493,6 +493,9 @@ static void ftl_scan_checks_raw(void)
     uint32_t run_start = 0;
     uint32_t run_prev = 0;
     uint32_t run_len = 0;
+    uint32_t run_ecc_fail = 0;
+    uint32_t run_ecc_first = 0;
+    uint32_t run_ecc_last = 0;
     uint8_t run_epoch = 0;
     uint8_t run_open = 0;
 
@@ -506,18 +509,34 @@ static void ftl_scan_checks_raw(void)
         gd5f_read_from_cache(0, buf, sizeof(buf));
         if (buf[0] == 'D' && buf[1] == 'h' && buf[2] == 'a') {
             const uint8_t ep = buf[3];
+            int ecc = 0;
 
             total++;
+            ecc = gd5f_check_ecc();
+            if (ecc != GD5F_OK) {
+                run_ecc_fail++;
+                if (!run_ecc_fail) {
+                    run_ecc_first = i;
+                }
+                run_ecc_last = i;
+            }
             if (!run_open || (i != run_prev + 1) || (ep != run_epoch)) {
                 if (run_open) {
                     DBG_INFO("check run: blk %lu..%lu epoch=%u (%lu blocks)",
                              (unsigned long)run_start, (unsigned long)run_prev,
                              (unsigned int)run_epoch, (unsigned long)run_len);
+                    if (run_ecc_fail) {
+                        DBG_INFO("  run ecc-fail: %lu blocks (blk %lu..%lu)",
+                                 (unsigned long)run_ecc_fail,
+                                 (unsigned long)run_ecc_first,
+                                 (unsigned long)run_ecc_last);
+                    }
                     ftl_dump_checkheader(run_start);
                 }
                 run_start = i;
                 run_epoch = ep;
                 run_len = 0;
+                run_ecc_fail = 0;
                 run_open = 1;
             }
             run_prev = i;
@@ -528,6 +547,12 @@ static void ftl_scan_checks_raw(void)
         DBG_INFO("check run: blk %lu..%lu epoch=%u (%lu blocks)",
                  (unsigned long)run_start, (unsigned long)run_prev,
                  (unsigned int)run_epoch, (unsigned long)run_len);
+        if (run_ecc_fail) {
+            DBG_INFO("  run ecc-fail: %lu blocks (blk %lu..%lu)",
+                     (unsigned long)run_ecc_fail,
+                     (unsigned long)run_ecc_first,
+                     (unsigned long)run_ecc_last);
+        }
         ftl_dump_checkheader(run_start);
     }
     DBG_INFO("check scan done: %lu checkpoint blocks", (unsigned long)total);