diff --git a/app.py b/app.py
index 5a23997..edaee9b 100644
--- a/app.py
+++ b/app.py
@@ -1,4 +1,5 @@
 import sys
+import logging
 from pathlib import Path
 
 from PySide6.QtCore import QSettings
@@ -10,8 +11,21 @@ from themes import THEME_DAY, THEME_NIGHT
 from ui.language_dialog import LanguageDialog
 from ui.main_window_new import MainWindowNew
 
+# Настраиваем логирование
+logging.basicConfig(
+    level=logging.DEBUG,
+    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+    handlers=[
+        logging.StreamHandler(sys.stdout),
+        logging.FileHandler('/tmp/car_ui.log', encoding='utf-8'),
+    ]
+)
+
+logger = logging.getLogger(__name__)
+
 
 def run_app():
+    logger.info("Starting Car UI application")
     app = QApplication(sys.argv)
     _apply_reset_if_requested()
     _ensure_language_selected(app)
diff --git a/run_ui_remote.sh b/run_ui_remote.sh
index 4e16387..2968571 100644
--- a/run_ui_remote.sh
+++ b/run_ui_remote.sh
@@ -2,4 +2,4 @@
 set -euo pipefail
 
 export DISPLAY=:0
-./.venv/bin/python3 ./main.py
+./.venv/bin/python3 ./main.py 2>&1 | tee debug.log
diff --git a/services/ir_remote_service.py b/services/ir_remote_service.py
index 7ea5ccc..a73632e 100644
--- a/services/ir_remote_service.py
+++ b/services/ir_remote_service.py
@@ -4,6 +4,7 @@ import os
 import select
 import struct
 import threading
+import logging
 from pathlib import Path
 from typing import Callable
 
@@ -11,6 +12,8 @@ from PySide6.QtCore import QObject, Signal
 
 import build_info
 
+logger = logging.getLogger(__name__)
+
 
 # Типы событий из Linux input.h
 EV_MSC = 0x04
@@ -87,11 +90,13 @@ class IrRemoteService(QObject):
     def start(self) -> bool:
         """Запустить обработку событий ИК-пульта."""
         if not self._device_path:
+            logger.warning("IR remote device not found")
             return False
-
+        
         if self._running:
             return True
-
+        
+        logger.info(f"Starting IR remote service, device: {self._device_path}")
         self._running = True
         self._thread = threading.Thread(target=self._event_loop, daemon=True)
         self._thread.start()
@@ -141,53 +146,67 @@ class IrRemoteService(QObject):
         """Обработать скан-код кнопки."""
         action = self._scancode_to_action.get(scancode)
         if not action:
+            logger.debug(f"Unknown scancode: {scancode}")
             return
-
+        
+        logger.debug(f"Scancode: {scancode}, action: {action}")
+        
         # Увеличиваем счётчик повторений
         self._repeat_counts[scancode] = self._repeat_counts.get(scancode, 0) + 1
         repeat_count = self._repeat_counts[scancode]
-
+        
         # Проверяем, было ли зажатие уже обработано
         hold_triggered = self._hold_triggered.get(scancode, False)
-
+        
         # Определяем тип события
         is_repeat = repeat_count > 1
         is_hold = repeat_count >= build_info.IR_REPEAT_COUNT_FOR_HOLD
-
+        
+        logger.debug(f"  repeat_count={repeat_count}, is_repeat={is_repeat}, is_hold={is_hold}")
+        
         # Отправляем сигналы
         if action == "play_pause":
             # Play/Pause - только клик (первое нажатие)
             if not is_repeat:
+                logger.info("Emitting play_pause_clicked")
                 self.play_pause_clicked.emit()
-
+        
         elif action in ("volume_up", "volume_down"):
             # Громкость - клик + зажатие
             if not is_repeat:
                 if action == "volume_up":
+                    logger.info("Emitting volume_up_clicked")
                     self.volume_up_clicked.emit()
                 else:
+                    logger.info("Emitting volume_down_clicked")
                     self.volume_down_clicked.emit()
-
+            
             if is_hold and not hold_triggered:
                 self._hold_triggered[scancode] = True
                 if action == "volume_up":
+                    logger.info("Emitting volume_up_hold")
                     self.volume_up_hold.emit()
                 else:
+                    logger.info("Emitting volume_down_hold")
                     self.volume_down_hold.emit()
-
+        
         elif action in ("next_track", "prev_track"):
             # Треки - клик + зажатие (перемотка)
             if not is_repeat:
                 if action == "next_track":
+                    logger.info("Emitting next_track_clicked")
                     self.next_track_clicked.emit()
                 else:
+                    logger.info("Emitting prev_track_clicked")
                     self.prev_track_clicked.emit()
-
+            
             if is_hold and not hold_triggered:
                 self._hold_triggered[scancode] = True
                 if action == "next_track":
+                    logger.info("Emitting next_track_hold")
                     self.next_track_hold.emit()
                 else:
+                    logger.info("Emitting prev_track_hold")
                     self.prev_track_hold.emit()
 
     def reset_button_state(self, scancode: str | None = None) -> None:
diff --git a/ui/main_window_new.py b/ui/main_window_new.py
index 25e5c50..5e13c2b 100644
--- a/ui/main_window_new.py
+++ b/ui/main_window_new.py
@@ -19,6 +19,9 @@ from screens.settings import SettingsScreen
 from services.bluetooth_service import BluetoothService
 from services.ir_remote_service import IrRemoteService
 from controllers.media_controller import MediaController
+import logging
+
+logger = logging.getLogger(__name__)
 
 
 class MainWindowNew(QMainWindow):
@@ -172,16 +175,19 @@ class MainWindowNew(QMainWindow):
 
     def _on_ir_play_pause(self):
         """Обработка кнопки Play/Pause с ИК-пульта."""
+        logger.info("IR: Play/Pause clicked")
         if self._media_controller:
             self._media_controller.toggle_play()
 
     def _on_ir_next_track(self):
         """Обработка кнопки Next с ИК-пульта."""
+        logger.info("IR: Next track clicked")
         if self._media_controller:
             self._media_controller.next_track()
 
     def _on_ir_prev_track(self):
         """Обработка кнопки Prev с ИК-пульта."""
+        logger.info("IR: Prev track clicked")
         if self._media_controller:
             self._media_controller.previous_track()