From 6dd2b1210f2810fc410af6aad1f50dcde4e3406e Mon Sep 17 00:00:00 2001
From: Scott Lahteine <github@thinkyhead.com>
Date: Thu, 16 Jul 2020 22:30:36 -0500
Subject: [PATCH] Fix check_hotends with > 1 hotend

---
 Marlin/src/feature/hotend_idle.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Marlin/src/feature/hotend_idle.cpp b/Marlin/src/feature/hotend_idle.cpp
index 89c18f7af..0c8a40e1e 100644
--- a/Marlin/src/feature/hotend_idle.cpp
+++ b/Marlin/src/feature/hotend_idle.cpp
@@ -43,7 +43,7 @@ millis_t HotendIdleProtection::next_protect_ms = 0;
 void HotendIdleProtection::check_hotends(const millis_t &ms) {
   bool do_prot = false;
   HOTEND_LOOP() {
-    if (thermalManager.degHotend(active_extruder) >= HOTEND_IDLE_MIN_TRIGGER) {
+    if (thermalManager.degHotend(e) >= HOTEND_IDLE_MIN_TRIGGER) {
       do_prot = true; break;
     }
   }