diff --git a/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h b/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h
index c3ebd3b..af1bb1d 100644
--- a/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h
+++ b/automotive/vehicle/aidl/impl/fake_impl/hardware/include/FakeVehicleHardware.h
@@ -99,12 +99,17 @@
     const std::shared_ptr<VehiclePropValuePool> mValuePool;
     const std::shared_ptr<VehiclePropertyStore> mServerSidePropStore;
 
+    const std::string mDefaultConfigDir;
+    const std::string mOverrideConfigDir;
+
     ValueResultType getValue(
             const aidl::android::hardware::automotive::vehicle::VehiclePropValue& value) const;
 
     VhalResult<void> setValue(
             const aidl::android::hardware::automotive::vehicle::VehiclePropValue& value);
 
+    bool UseOverrideConfigDir();
+
   private:
     // Expose private methods to unit test.
     friend class FakeVehicleHardwareTestHelper;
@@ -156,8 +161,6 @@
                                   aidl::android::hardware::automotive::vehicle::SetValueRequest>
             mPendingSetValueRequests;
 
-    const std::string mDefaultConfigDir;
-    const std::string mOverrideConfigDir;
     const bool mForceOverride;
     bool mAddExtraTestVendorConfigs;
 
diff --git a/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp b/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp
index 6614385..3e67450 100644
--- a/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp
+++ b/automotive/vehicle/aidl/impl/fake_impl/hardware/src/FakeVehicleHardware.cpp
@@ -240,6 +240,8 @@
                                          std::string overrideConfigDir, bool forceOverride)
     : mValuePool(std::make_unique<VehiclePropValuePool>()),
       mServerSidePropStore(new VehiclePropertyStore(mValuePool)),
+      mDefaultConfigDir(defaultConfigDir),
+      mOverrideConfigDir(overrideConfigDir),
       mFakeObd2Frame(new obd2frame::FakeObd2Frame(mServerSidePropStore)),
       mFakeUserHal(new FakeUserHal(mValuePool)),
       mRecurrentTimer(new RecurrentTimer()),
@@ -247,8 +249,6 @@
               [this](const VehiclePropValue& value) { eventFromVehicleBus(value); })),
       mPendingGetValueRequests(this),
       mPendingSetValueRequests(this),
-      mDefaultConfigDir(defaultConfigDir),
-      mOverrideConfigDir(overrideConfigDir),
       mForceOverride(forceOverride) {
     init();
 }
@@ -259,11 +259,15 @@
     mGeneratorHub.reset();
 }
 
+bool FakeVehicleHardware::UseOverrideConfigDir() {
+    return mForceOverride ||
+           android::base::GetBoolProperty(OVERRIDE_PROPERTY, /*default_value=*/false);
+}
+
 std::unordered_map<int32_t, ConfigDeclaration> FakeVehicleHardware::loadConfigDeclarations() {
     std::unordered_map<int32_t, ConfigDeclaration> configsByPropId;
     loadPropConfigsFromDir(mDefaultConfigDir, &configsByPropId);
-    if (mForceOverride ||
-        android::base::GetBoolProperty(OVERRIDE_PROPERTY, /*default_value=*/false)) {
+    if (UseOverrideConfigDir()) {
         loadPropConfigsFromDir(mOverrideConfigDir, &configsByPropId);
     }
     return configsByPropId;