diff --git a/scripts/check_services.sh b/scripts/check_services.sh
index d2d25af..9d55222 100755
--- a/scripts/check_services.sh
+++ b/scripts/check_services.sh
@@ -4,9 +4,39 @@
 
 echo "********************"
 date
+echo "********************"
 echo
 
-/usr/local/bin/gpio -g write 18 1
+# HORLOGE
+if timedatectl status | grep -q 'Time zone: Europe/Paris (CEST, +0200)'
+then
+  if timedatectl status | grep -q 'Network time on: yes'
+  then
+    if timedatectl status | grep -q 'NTP synchronized: yes'
+    then
+      if timedatectl status | grep -q 'RTC in local TZ: no'
+      then
+        echo "[✅ OK] Horloge"
+      else
+        echo "[❌ ERREUR] Horloge - RTC in local TZ"
+        /usr/local/bin/gpio -g write 18 1
+        exit
+      fi
+    else
+      echo "[❌ ERREUR] Horloge - NTP not synchronized"
+      /usr/local/bin/gpio -g write 18 1
+      exit
+    fi
+  else
+    echo "[❌ ERREUR] Horloge - Network time is OFF"
+    /usr/local/bin/gpio -g write 18 1
+    exit
+  fi
+else
+  echo "[❌ ERREUR] Horloge - Bad Timezone"
+  /usr/local/bin/gpio -g write 18 1
+  exit
+fi
 
 # LOG2RAM
 if mount | grep -q 'log2ram on /var/log type tmpfs'
@@ -58,7 +88,6 @@ else
   exit
 fi
 
-
 # INTERNET
 
 # tester 5 ping