From 3cb29220ab17b0811e0cf5329d0e3f3461bd4e19 Mon Sep 17 00:00:00 2001
From: MichaelDvP <github@mdvp.de>
Date: Tue, 1 Apr 2025 18:58:59 +0200
Subject: [PATCH] fetch first c0 telegram #2501

---
 src/devices/thermostat.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/devices/thermostat.cpp b/src/devices/thermostat.cpp
index 0b9b26781..5cc84fde9 100644
--- a/src/devices/thermostat.cpp
+++ b/src/devices/thermostat.cpp
@@ -195,6 +195,7 @@ Thermostat::Thermostat(uint8_t device_type, uint8_t device_id, uint8_t product_i
         }
         register_telegram_type(0x16E, "Absent", true, MAKE_PF_CB(process_Absent));
         register_telegram_type(0xC0, "RCErrorMessage", false, MAKE_PF_CB(process_RCErrorMessage2));
+        EMSESP::send_read_request(0xC0, device_id); // read last errorcode on start (only published on errors)
 
         // JUNKERS/HT3
     } else if (model == EMSdevice::EMS_DEVICE_FLAG_JUNKERS) {