diff --git a/klippy/extras/force_move.py b/klippy/extras/force_move.py
index 5f47f8e2..50b80141 100644
--- a/klippy/extras/force_move.py
+++ b/klippy/extras/force_move.py
@@ -90,7 +90,7 @@ class ForceMove:
                                   print_time + 99999.9)
         stepper.set_trapq(prev_trapq)
         stepper.set_stepper_kinematics(prev_sk)
-        toolhead.note_kinematic_activity(print_time)
+        toolhead.note_mcu_movequeue_activity(print_time)
         toolhead.dwell(accel_t + cruise_t + accel_t)
         toolhead.flush_step_generation()
     def _lookup_stepper(self, gcmd):
diff --git a/klippy/extras/manual_stepper.py b/klippy/extras/manual_stepper.py
index 9f61e029..40db4a50 100644
--- a/klippy/extras/manual_stepper.py
+++ b/klippy/extras/manual_stepper.py
@@ -70,7 +70,7 @@ class ManualStepper:
         self.trapq_finalize_moves(self.trapq, self.next_cmd_time + 99999.9,
                                   self.next_cmd_time + 99999.9)
         toolhead = self.printer.lookup_object('toolhead')
-        toolhead.note_kinematic_activity(self.next_cmd_time)
+        toolhead.note_mcu_movequeue_activity(self.next_cmd_time)
         if sync:
             self.sync_print_time()
     def do_homing_move(self, movepos, speed, accel, triggered, check_trigger):
diff --git a/klippy/extras/pwm_tool.py b/klippy/extras/pwm_tool.py
index 704266a8..aa95ecbe 100644
--- a/klippy/extras/pwm_tool.py
+++ b/klippy/extras/pwm_tool.py
@@ -117,7 +117,7 @@ class MCU_queued_pwm:
             # Continue flushing to resend time
             wakeclock += self._duration_ticks
         wake_print_time = self._mcu.clock_to_print_time(wakeclock)
-        self._toolhead.note_kinematic_activity(wake_print_time)
+        self._toolhead.note_mcu_movequeue_activity(wake_print_time)
     def set_pwm(self, print_time, value):
         clock = self._mcu.print_time_to_clock(print_time)
         if self._invert:
diff --git a/klippy/toolhead.py b/klippy/toolhead.py
index 64189ca2..ce014365 100644
--- a/klippy/toolhead.py
+++ b/klippy/toolhead.py
@@ -349,8 +349,8 @@ class ToolHead:
         # Generate steps for moves
         if self.special_queuing_state:
             self._update_drip_move_time(next_move_time)
-        self.note_kinematic_activity(next_move_time + self.kin_flush_delay,
-                                     set_step_gen_time=True)
+        self.note_mcu_movequeue_activity(next_move_time + self.kin_flush_delay,
+                                         set_step_gen_time=True)
         self._advance_move_time(next_move_time)
     def _flush_lookahead(self):
         # Transit from "NeedPrime"/"Priming"/"Drip"/main state to "NeedPrime"
@@ -503,8 +503,8 @@ class ToolHead:
                 self.drip_completion.wait(curtime + wait_time)
                 continue
             npt = min(self.print_time + DRIP_SEGMENT_TIME, next_print_time)
-            self.note_kinematic_activity(npt + self.kin_flush_delay,
-                                         set_step_gen_time=True)
+            self.note_mcu_movequeue_activity(npt + self.kin_flush_delay,
+                                             set_step_gen_time=True)
             self._advance_move_time(npt)
     def drip_move(self, newpos, speed, drip_completion):
         self.dwell(self.kin_flush_delay)
@@ -588,10 +588,10 @@ class ToolHead:
             callback(self.get_last_move_time())
             return
         last_move.timing_callbacks.append(callback)
-    def note_kinematic_activity(self, kin_time, set_step_gen_time=False):
-        self.need_flush_time = max(self.need_flush_time, kin_time)
+    def note_mcu_movequeue_activity(self, mq_time, set_step_gen_time=False):
+        self.need_flush_time = max(self.need_flush_time, mq_time)
         if set_step_gen_time:
-            self.step_gen_time = max(self.step_gen_time, kin_time)
+            self.step_gen_time = max(self.step_gen_time, mq_time)
         if self.do_kick_flush_timer:
             self.do_kick_flush_timer = False
             self.reactor.update_timer(self.flush_timer, self.reactor.NOW)