diff --git a/api/src/opentrons/protocol_engine/commands/absorbance_reader/read.py b/api/src/opentrons/protocol_engine/commands/absorbance_reader/read.py
index 559b44efef6..10f21d7fe06 100644
--- a/api/src/opentrons/protocol_engine/commands/absorbance_reader/read.py
+++ b/api/src/opentrons/protocol_engine/commands/absorbance_reader/read.py
@@ -140,6 +140,9 @@ async def execute(  # noqa: C901
                     "Plate Reader data cannot be requested with a module that has not been initialized."
                 )
 
+        state_update.set_absorbance_reader_data(
+            module_id=params.moduleId, read_result=asbsorbance_result
+        )
         # TODO (cb, 10-17-2024): FILE PROVIDER - Some day we may want to break the file provider behavior into a seperate API function.
         # When this happens, we probably will to have the change the command results handler we utilize to track file IDs in engine.
         # Today, the action handler for the FileStore looks for a ReadAbsorbanceResult command action, this will need to be delinked.
@@ -158,10 +161,6 @@ async def execute(  # noqa: C901
                 else "VIRTUAL_SERIAL",
             )
 
-            state_update.set_absorbance_reader_data(
-                module_id=params.moduleId, read_result=asbsorbance_result
-            )
-
             if isinstance(plate_read_result, PlateReaderData):
                 # Write a CSV file for each of the measurements taken
                 for measurement in plate_read_result.read_results:
diff --git a/api/src/opentrons/protocol_engine/state/update_types.py b/api/src/opentrons/protocol_engine/state/update_types.py
index f5d0b09be1a..1871ef69045 100644
--- a/api/src/opentrons/protocol_engine/state/update_types.py
+++ b/api/src/opentrons/protocol_engine/state/update_types.py
@@ -613,12 +613,11 @@ def set_absorbance_reader_data(
         self, module_id: str, read_result: typing.Dict[int, typing.Dict[str, float]]
     ) -> Self:
         """Update an absorbance reader's read data. See `AbsorbanceReaderReadDataUpdate`."""
-        # consolidate together
+
         self.module_state_update = ModuleStateUpdate(
-            module_id=module_id, module_type="absorbanceReaderType"
-        )
-        self.absorbance_reader_data = AbsorbanceReaderDataUpdate(
-            read_result=read_result
+            module_id=module_id,
+            module_type="absorbanceReaderType",
+            absorbance_reader_data=AbsorbanceReaderDataUpdate(read_result=read_result),
         )
         return self
 
diff --git a/api/tests/opentrons/protocol_engine/commands/absorbance_reader/test_read.py b/api/tests/opentrons/protocol_engine/commands/absorbance_reader/test_read.py
index c8d68368e38..fb3eba49040 100644
--- a/api/tests/opentrons/protocol_engine/commands/absorbance_reader/test_read.py
+++ b/api/tests/opentrons/protocol_engine/commands/absorbance_reader/test_read.py
@@ -1,9 +1,9 @@
 """Test absorbance reader initilize command."""
 import pytest
 from decoy import Decoy
-from typing import List
+from typing import List, Dict
 
-from opentrons.drivers.types import ABSMeasurementMode
+from opentrons.drivers.types import ABSMeasurementMode, ABSMeasurementConfig
 from opentrons.hardware_control.modules import AbsorbanceReader
 
 from opentrons.protocol_engine.execution import EquipmentHandler
@@ -42,6 +42,7 @@ async def test_absorbance_reader_implementation(
     mabsorbance_module_substate = decoy.mock(cls=AbsorbanceReaderSubState)
     absorbance_module_hw = decoy.mock(cls=AbsorbanceReader)
     verified_module_id = AbsorbanceReaderId("module-id")
+    asbsorbance_result = {1: {"A1": 1.2}}
 
     decoy.when(
         state_view.modules.get_absorbance_reader_substate("unverified-module-id")
@@ -53,19 +54,33 @@ async def test_absorbance_reader_implementation(
         absorbance_module_hw
     )
 
+    decoy.when(await absorbance_module_hw.start_measure()).then_return([[1.2, 1.3]])
+    decoy.when(absorbance_module_hw._measurement_config).then_return(
+        ABSMeasurementConfig(
+            measure_mode=ABSMeasurementMode.SINGLE,
+            sample_wavelengths=[1, 2],
+            reference_wavelength=None,
+        )
+    )
+    decoy.when(
+        state_view.modules.convert_absorbance_reader_data_points([1.2, 1.3])
+    ).then_return({"A1": 1.2})
+
     result = await subject.execute(params=params)
 
-    decoy.verify(
-        await absorbance_module_hw.start_measure(),
-        times=1,
-    )
     assert result == SuccessData(
-        public=ReadAbsorbanceResult(),
+        public=ReadAbsorbanceResult(
+            data=asbsorbance_result,
+            fileIds=[],
+        ),
         state_update=update_types.StateUpdate(
+            files_added=update_types.FilesAddedUpdate(file_ids=[]),
             module_state_update=update_types.ModuleStateUpdate(
                 module_id="unverified-module-id",
                 module_type="absorbanceReaderType",
-                absorbance_reader_data=update_types.AbsorbanceReaderDataUpdate(),
-            )
+                absorbance_reader_data=update_types.AbsorbanceReaderDataUpdate(
+                    read_result=asbsorbance_result
+                ),
+            ),
         ),
     )