From 02a054cda466fc8d4e417b0049a0272dd78f90ba Mon Sep 17 00:00:00 2001
From: thisiskeithb <13375512+thisiskeithb@users.noreply.github.com>
Date: Sat, 25 Apr 2020 18:56:54 -0700
Subject: [PATCH] HOME_BEFORE_FILAMENT_CHANGE on any axis unknown (#17681)
---
Marlin/src/gcode/feature/pause/M600.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Marlin/src/gcode/feature/pause/M600.cpp b/Marlin/src/gcode/feature/pause/M600.cpp
index be4390aafc..5193864a07 100644
--- a/Marlin/src/gcode/feature/pause/M600.cpp
+++ b/Marlin/src/gcode/feature/pause/M600.cpp
@@ -97,7 +97,7 @@ void GcodeSuite::M600() {
#if ENABLED(HOME_BEFORE_FILAMENT_CHANGE)
// Don't allow filament change without homing first
- if (axes_need_homing()) home_all_axes();
+ if (!all_axes_known()) home_all_axes();
#endif
#if EXTRUDERS > 1
--
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