diff --git a/homeassistant/components/tuya/diagnostics.py b/homeassistant/components/tuya/diagnostics.py
index b71a17f68a6..85fce1f9ba8 100644
--- a/homeassistant/components/tuya/diagnostics.py
+++ b/homeassistant/components/tuya/diagnostics.py
@@ -2,9 +2,7 @@
 
 from __future__ import annotations
 
-from contextlib import suppress
-import json
-from typing import Any, cast
+from typing import Any
 
 from tuya_sharing import CustomerDevice
 
@@ -101,30 +99,20 @@ def _async_device_as_dict(
             data["status"][dpcode] = REDACTED
             continue
 
-        with suppress(ValueError, TypeError):
-            value = json.loads(value)
         data["status"][dpcode] = value
 
     # Gather Tuya functions
     for function in device.function.values():
-        value = function.values
-        with suppress(ValueError, TypeError, AttributeError):
-            value = json.loads(cast(str, function.values))
-
         data["function"][function.code] = {
             "type": function.type,
-            "value": value,
+            "value": function.values,
         }
 
     # Gather Tuya status ranges
     for status_range in device.status_range.values():
-        value = status_range.values
-        with suppress(ValueError, TypeError, AttributeError):
-            value = json.loads(status_range.values)
-
         data["status_range"][status_range.code] = {
             "type": status_range.type,
-            "value": value,
+            "value": status_range.values,
         }
 
     # Gather information how this Tuya device is represented in Home Assistant
diff --git a/tests/components/tuya/snapshots/test_diagnostics.ambr b/tests/components/tuya/snapshots/test_diagnostics.ambr
index 33248655d31..18e80a2eff1 100644
--- a/tests/components/tuya/snapshots/test_diagnostics.ambr
+++ b/tests/components/tuya/snapshots/test_diagnostics.ambr
@@ -10,8 +10,7 @@
     'function': dict({
       'null': dict({
         'type': 'Boolean',
-        'value': dict({
-        }),
+        'value': '{}',
       }),
     }),
     'home_assistant': dict({
@@ -77,8 +76,7 @@
     'status_range': dict({
       'null': dict({
         'type': 'Boolean',
-        'value': dict({
-        }),
+        'value': '{}',
       }),
     }),
     'sub': False,
@@ -98,8 +96,7 @@
         'function': dict({
           'null': dict({
             'type': 'Boolean',
-            'value': dict({
-            }),
+            'value': '{}',
           }),
         }),
         'home_assistant': dict({
@@ -164,8 +161,7 @@
         'status_range': dict({
           'null': dict({
             'type': 'Boolean',
-            'value': dict({
-            }),
+            'value': '{}',
           }),
         }),
         'sub': False,