diff --git a/services/sensorservice/AidlSensorHalWrapper.cpp b/services/sensorservice/AidlSensorHalWrapper.cpp
index e60db93..91c2d1f 100644
--- a/services/sensorservice/AidlSensorHalWrapper.cpp
+++ b/services/sensorservice/AidlSensorHalWrapper.cpp
@@ -178,6 +178,11 @@
         if ((eventFlagState & asBaseType(INTERNAL_WAKE)) && mReconnecting) {
             ALOGD("Event FMQ internal wake, returning from poll with no events");
             return DEAD_OBJECT;
+        } else if ((eventFlagState & asBaseType(INTERNAL_WAKE)) && mInHalBypassMode &&
+                   availableEvents == 0) {
+            ALOGD("Event FMQ internal wake due to HAL Bypass Mode, returning from poll with no "
+                  "events");
+            return OK;
         }
     }
 
@@ -221,6 +226,17 @@
 
 status_t AidlSensorHalWrapper::setOperationMode(SensorService::Mode mode) {
     if (mSensors == nullptr) return NO_INIT;
+    if (mode == SensorService::Mode::HAL_BYPASS_REPLAY_DATA_INJECTION) {
+        if (!mInHalBypassMode) {
+            mInHalBypassMode = true;
+            mEventQueueFlag->wake(asBaseType(INTERNAL_WAKE));
+        }
+        return OK;
+    } else {
+        if (mInHalBypassMode) {
+            mInHalBypassMode = false;
+        }
+    }
     return convertToStatus(mSensors->setOperationMode(static_cast<ISensors::OperationMode>(mode)));
 }
 
diff --git a/services/sensorservice/HidlSensorHalWrapper.cpp b/services/sensorservice/HidlSensorHalWrapper.cpp
index c55c9b4..8c867bd 100644
--- a/services/sensorservice/HidlSensorHalWrapper.cpp
+++ b/services/sensorservice/HidlSensorHalWrapper.cpp
@@ -203,6 +203,11 @@
         if ((eventFlagState & asBaseType(INTERNAL_WAKE)) && mReconnecting) {
             ALOGD("Event FMQ internal wake, returning from poll with no events");
             return DEAD_OBJECT;
+        } else if ((eventFlagState & asBaseType(INTERNAL_WAKE)) && mInHalBypassMode &&
+                   availableEvents == 0) {
+            ALOGD("Event FMQ internal wake due to HAL Bypass Mode, returning from poll with no "
+                  "events");
+            return OK;
         }
     }
 
@@ -251,6 +256,17 @@
 
 status_t HidlSensorHalWrapper::setOperationMode(SensorService::Mode mode) {
     if (mSensors == nullptr) return NO_INIT;
+    if (mode == SensorService::Mode::HAL_BYPASS_REPLAY_DATA_INJECTION) {
+        if (!mInHalBypassMode) {
+            mInHalBypassMode = true;
+            mEventQueueFlag->wake(asBaseType(INTERNAL_WAKE));
+        }
+        return OK;
+    } else {
+        if (mInHalBypassMode) {
+            mInHalBypassMode = false;
+        }
+    }
     return checkReturnAndGetStatus(
             mSensors->setOperationMode(static_cast<hardware::sensors::V1_0::OperationMode>(mode)));
 }
diff --git a/services/sensorservice/ISensorHalWrapper.h b/services/sensorservice/ISensorHalWrapper.h
index 3d33540..891dfe5 100644
--- a/services/sensorservice/ISensorHalWrapper.h
+++ b/services/sensorservice/ISensorHalWrapper.h
@@ -97,6 +97,8 @@
     virtual void writeWakeLockHandled(uint32_t count) = 0;
 
     std::atomic_bool mReconnecting = false;
+
+    std::atomic_bool mInHalBypassMode = false;
 };
 
 } // namespace android
diff --git a/services/sensorservice/SensorDevice.cpp b/services/sensorservice/SensorDevice.cpp
index 8e9dfea..f62562c 100644
--- a/services/sensorservice/SensorDevice.cpp
+++ b/services/sensorservice/SensorDevice.cpp
@@ -812,7 +812,6 @@
             }
             mInHalBypassMode = true;
         }
-        return OK;
     } else {
         if (mInHalBypassMode) {
             // We are transitioning out of HAL Bypass mode. We need to notify the reader thread