diff --git a/api/tests/opentrons/protocol_engine/commands/test_air_gap_in_place.py b/api/tests/opentrons/protocol_engine/commands/test_air_gap_in_place.py
index 7664312b15e..a743355baf3 100644
--- a/api/tests/opentrons/protocol_engine/commands/test_air_gap_in_place.py
+++ b/api/tests/opentrons/protocol_engine/commands/test_air_gap_in_place.py
@@ -155,7 +155,7 @@ async def test_handle_air_gap_in_place_request_not_ready_to_aspirate(
 
     with pytest.raises(
         PipetteNotReadyToAspirateError,
-        match="Pipette cannot aspirate in place because of a previous blow out."
+        match="Pipette cannot air gap in place because of a previous blow out."
         " The first aspirate following a blow-out must be from a specific well"
         " so the plunger can be reset in a known safe position.",
     ):
diff --git a/api/tests/opentrons/protocol_engine/state/test_pipette_store.py b/api/tests/opentrons/protocol_engine/state/test_pipette_store.py
index 549b8af263e..026af05ead3 100644
--- a/api/tests/opentrons/protocol_engine/state/test_pipette_store.py
+++ b/api/tests/opentrons/protocol_engine/state/test_pipette_store.py
@@ -242,6 +242,7 @@ def test_handles_load_pipette(
         mount=MountType.LEFT,
     )
     assert result.aspirated_volume_by_id["pipette-id"] is None
+    assert result.aspirated_liquid_by_id["pipette-id"] is None
     assert result.movement_speed_by_id["pipette-id"] is None
     assert result.attached_tip_by_id["pipette-id"] is None
 
@@ -291,6 +292,7 @@ def test_handles_pick_up_and_drop_tip(subject: PipetteStore) -> None:
         volume=42, length=101, diameter=8.0
     )
     assert subject.state.aspirated_volume_by_id["abc"] == 0
+    assert subject.state.aspirated_liquid_by_id["abc"] == 0
 
     subject.handle_action(
         SucceedCommandAction(
@@ -304,6 +306,7 @@ def test_handles_pick_up_and_drop_tip(subject: PipetteStore) -> None:
     )
     assert subject.state.attached_tip_by_id["abc"] is None
     assert subject.state.aspirated_volume_by_id["abc"] is None
+    assert subject.state.aspirated_liquid_by_id["abc"] is None
 
 
 def test_handles_drop_tip_in_place(subject: PipetteStore) -> None:
@@ -350,6 +353,7 @@ def test_handles_drop_tip_in_place(subject: PipetteStore) -> None:
         volume=42, length=101, diameter=8.0
     )
     assert subject.state.aspirated_volume_by_id["xyz"] == 0
+    assert subject.state.aspirated_liquid_by_id["xyz"] == 0
 
     subject.handle_action(
         SucceedCommandAction(
@@ -363,6 +367,7 @@ def test_handles_drop_tip_in_place(subject: PipetteStore) -> None:
     )
     assert subject.state.attached_tip_by_id["xyz"] is None
     assert subject.state.aspirated_volume_by_id["xyz"] is None
+    assert subject.state.aspirated_liquid_by_id["xyz"] is None
 
 
 def test_handles_unsafe_drop_tip_in_place(subject: PipetteStore) -> None:
@@ -409,6 +414,7 @@ def test_handles_unsafe_drop_tip_in_place(subject: PipetteStore) -> None:
         volume=42, length=101, diameter=8.0
     )
     assert subject.state.aspirated_volume_by_id["xyz"] == 0
+    assert subject.state.aspirated_liquid_by_id["xyz"] == 0
 
     subject.handle_action(
         SucceedCommandAction(
@@ -422,6 +428,7 @@ def test_handles_unsafe_drop_tip_in_place(subject: PipetteStore) -> None:
     )
     assert subject.state.attached_tip_by_id["xyz"] is None
     assert subject.state.aspirated_volume_by_id["xyz"] is None
+    assert subject.state.aspirated_liquid_by_id["xyz"] is None
 
 
 @pytest.mark.parametrize(
@@ -459,10 +466,12 @@ def test_aspirate_adds_volume(
     subject.handle_action(SucceedCommandAction(command=aspirate_command))
 
     assert subject.state.aspirated_volume_by_id["pipette-id"] == 42
+    assert subject.state.aspirated_liquid_by_id["pipette-id"] == 42
 
     subject.handle_action(SucceedCommandAction(command=aspirate_command))
 
     assert subject.state.aspirated_volume_by_id["pipette-id"] == 84
+    assert subject.state.aspirated_liquid_by_id["pipette-id"] == 84
 
 
 @pytest.mark.parametrize(
@@ -508,10 +517,12 @@ def test_dispense_subtracts_volume(
     subject.handle_action(SucceedCommandAction(command=dispense_command))
 
     assert subject.state.aspirated_volume_by_id["pipette-id"] == 21
+    assert subject.state.aspirated_liquid_by_id["pipette-id"] == 21
 
     subject.handle_action(SucceedCommandAction(command=dispense_command))
 
     assert subject.state.aspirated_volume_by_id["pipette-id"] == 0
+    assert subject.state.aspirated_liquid_by_id["pipette-id"] == 0
 
 
 @pytest.mark.parametrize(
@@ -554,6 +565,7 @@ def test_blow_out_clears_volume(
     subject.handle_action(SucceedCommandAction(command=blow_out_command))
 
     assert subject.state.aspirated_volume_by_id["pipette-id"] is None
+    assert subject.state.aspirated_liquid_by_id["pipette-id"] is None
 
 
 def test_set_movement_speed(subject: PipetteStore) -> None:
@@ -700,3 +712,4 @@ def test_prepare_to_aspirate_marks_pipette_ready(
     )
     subject.handle_action(SucceedCommandAction(command=prepare_to_aspirate_command))
     assert subject.state.aspirated_volume_by_id["pipette-id"] == 0.0
+    assert subject.state.aspirated_liquid_by_id["pipette-id"] == 0.0