From 19b24a349c7cdec1ede71f565697a8a8b78ef23a Mon Sep 17 00:00:00 2001
From: scotthsl <scott.sl.huang@hotmail.com>
Date: Fri, 12 Jul 2019 17:23:33 +0800
Subject: [PATCH] Fix M412 without HOST_ACTION_COMMANDS (#14591)

---
 Marlin/src/gcode/feature/runout/M412.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Marlin/src/gcode/feature/runout/M412.cpp b/Marlin/src/gcode/feature/runout/M412.cpp
index 5064b6f5b0..7a5dd65e0e 100644
--- a/Marlin/src/gcode/feature/runout/M412.cpp
+++ b/Marlin/src/gcode/feature/runout/M412.cpp
@@ -31,12 +31,12 @@
  * M412: Enable / Disable filament runout detection
  */
 void GcodeSuite::M412() {
-  if (parser.seen("HS"
+  if (parser.seen("RS"
     #ifdef FILAMENT_RUNOUT_DISTANCE_MM
       "D"
     #endif
     #if ENABLED(HOST_ACTION_COMMANDS)
-      "R"
+      "H"
     #endif
   )) {
     #if ENABLED(HOST_ACTION_COMMANDS)
-- 
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