diff --git a/selfdrive/car/card.py b/selfdrive/car/card.py
index 71ec0bc50d..6f9a663dd4 100755
--- a/selfdrive/car/card.py
+++ b/selfdrive/car/card.py
@@ -108,7 +108,7 @@ class Car:
       fixed_fingerprint = json.loads(self.params.get("CarPlatformBundle", encoding='utf-8') or "{}").get("platform", None)
 
       self.CI = get_car(*self.can_callbacks, obd_callback(self.params), experimental_long_allowed, num_pandas, cached_params, fixed_fingerprint)
-      sunnypilot_interfaces.setup_car_interface_sp(self.CI.CP, self.CI.CP_SP, self.params)
+      sunnypilot_interfaces.setup_interfaces(self.CI.CP, self.CI.CP_SP, self.params)
       self.RI = interfaces[self.CI.CP.carFingerprint].RadarInterface(self.CI.CP, self.CI.CP_SP)
       self.CP = self.CI.CP
       self.CP_SP = self.CI.CP_SP
@@ -274,7 +274,7 @@ class Car:
       # Initialize CarInterface, once controls are ready
       # TODO: this can make us miss at least a few cycles when doing an ECU knockout
       self.CI.init(self.CP, self.CP_SP, *self.can_callbacks)
-      sunnypilot_interfaces.initialize_car_interface_sp(self.CP, self.CP_SP, self.params, *self.can_callbacks)
+      sunnypilot_interfaces.init_interfaces(self.CP, self.CP_SP, self.params, *self.can_callbacks)
       # signal pandad to switch to car safety mode
       self.params.put_bool_nonblocking("ControlsReady", True)
 
diff --git a/selfdrive/car/tests/test_car_interfaces.py b/selfdrive/car/tests/test_car_interfaces.py
index cb6260f195..60020fe972 100644
--- a/selfdrive/car/tests/test_car_interfaces.py
+++ b/selfdrive/car/tests/test_car_interfaces.py
@@ -45,7 +45,7 @@ class TestCarInterfaces:
                                          experimental_long=args['experimental_long'], docs=False)
     car_params_sp = CarInterface.get_params_sp(car_params, car_name, args['fingerprints'], args['car_fw'],
                                                experimental_long=args['experimental_long'], docs=False)
-    sunnypilot_interfaces.setup_car_interface_sp(car_params, car_params_sp)
+    sunnypilot_interfaces.setup_interfaces(car_params, car_params_sp)
     car_params = car_params.as_reader()
     car_interface = CarInterface(car_params, car_params_sp)
     assert car_params
diff --git a/selfdrive/controls/lib/tests/test_latcontrol.py b/selfdrive/controls/lib/tests/test_latcontrol.py
index ed620c69cf..3bf9be9d92 100644
--- a/selfdrive/controls/lib/tests/test_latcontrol.py
+++ b/selfdrive/controls/lib/tests/test_latcontrol.py
@@ -23,7 +23,7 @@ class TestLatControl:
     CP = CarInterface.get_non_essential_params(car_name)
     CP_SP = CarInterface.get_non_essential_params_sp(CP, car_name)
     CI = CarInterface(CP, CP_SP)
-    sunnypilot_interfaces.setup_car_interface_sp(CP, CP_SP)
+    sunnypilot_interfaces.setup_interfaces(CP, CP_SP)
     CP_SP = convert_to_capnp(CP_SP)
     VM = VehicleModel(CP)
 
diff --git a/sunnypilot/selfdrive/car/interfaces.py b/sunnypilot/selfdrive/car/interfaces.py
index 1b46ba025a..4b8349655a 100644
--- a/sunnypilot/selfdrive/car/interfaces.py
+++ b/sunnypilot/selfdrive/car/interfaces.py
@@ -24,7 +24,7 @@ def log_fingerprint(CP: structs.CarParams) -> None:
   else:
     sentry.capture_fingerprint(CP.carFingerprint, CP.brand)
 
-def initialize_custom_longitudinal_tuning(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None) -> None:
+def _initialize_custom_longitudinal_tuning(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None) -> None:
   if params is None:
     params = Params()
 
@@ -39,7 +39,7 @@ def initialize_custom_longitudinal_tuning(CP: structs.CarParams, CP_SP: structs.
       CP_SP.flags |= HyundaiFlagsSP.LONGTUNING_BRAKING.value
 
 
-def initialize_neural_network_lateral_control(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None,
+def _initialize_neural_network_lateral_control(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None,
                                               enabled: bool = False) -> None:
   if params is None:
     params = Params()
@@ -60,7 +60,7 @@ def initialize_neural_network_lateral_control(CP: structs.CarParams, CP_SP: stru
   CP_SP.neuralNetworkLateralControl.fuzzyFingerprint = not exact_match
 
 
-def initialize_radar_tracks(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None):
+def _initialize_radar_tracks(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None) -> None:
   if params is None:
     params = Params()
 
@@ -74,14 +74,14 @@ def initialize_radar_tracks(CP: structs.CarParams, CP_SP: structs.CarParamsSP, p
           CP.radarUnavailable = False
 
 
-def setup_car_interface_sp(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None):
-  initialize_custom_longitudinal_tuning(CP, CP_SP, params)
-  initialize_neural_network_lateral_control(CP, CP_SP, params)
-  initialize_radar_tracks(CP, CP_SP, params)
+def setup_interfaces(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params = None):
+  _initialize_custom_longitudinal_tuning(CP, CP_SP, params)
+  _initialize_neural_network_lateral_control(CP, CP_SP, params)
+  _initialize_radar_tracks(CP, CP_SP, params)
 
 
-def initialize_car_interface_sp(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params, can_recv: CanRecvCallable,
-                                can_send: CanSendCallable):
+def _enable_radar_tracks(CP: structs.CarParams, CP_SP: structs.CarParamsSP, can_recv: CanRecvCallable,
+                        params: Params) -> None:
   if CP.brand == 'hyundai':
     if CP_SP.flags & HyundaiFlagsSP.ENABLE_RADAR_TRACKS:
       can_recv()
@@ -96,3 +96,8 @@ def initialize_car_interface_sp(CP: structs.CarParams, CP_SP: structs.CarParamsS
       if not radar_tracks_persistent:
         params.put_bool_nonblocking("HyundaiRadarTracks", not radar_unavailable)
         params.put_bool_nonblocking("HyundaiRadarTracksPersistent", True)
+
+
+def init_interfaces(CP: structs.CarParams, CP_SP: structs.CarParamsSP, params: Params,
+                                can_recv: CanRecvCallable, can_send: CanSendCallable):
+  _enable_radar_tracks(CP, CP_SP, can_recv, params)
diff --git a/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_fingerprint.py b/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_fingerprint.py
index b659e213d1..97f927502a 100644
--- a/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_fingerprint.py
+++ b/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_fingerprint.py
@@ -24,7 +24,7 @@ class TestNNLCFingerprintBase:
     CP_SP = CarInterface.get_non_essential_params_sp(CP, car_name)
     CI = CarInterface(CP, CP_SP)
 
-    sunnypilot_interfaces.setup_car_interface_sp(CP, CP_SP, Params())
+    sunnypilot_interfaces.setup_interfaces(CP, CP_SP, Params())
 
     return CI
 
diff --git a/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_load_model.py b/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_load_model.py
index f768308299..38fd994831 100644
--- a/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_load_model.py
+++ b/sunnypilot/selfdrive/controls/lib/nnlc/tests/test_load_model.py
@@ -22,7 +22,7 @@ class TestNNTorqueModel:
     CP_SP = CarInterface.get_non_essential_params_sp(CP, car_name)
     CI = CarInterface(CP, CP_SP)
 
-    sunnypilot_interfaces.setup_car_interface_sp(CP, CP_SP, params)
+    sunnypilot_interfaces.setup_interfaces(CP, CP_SP, params)
 
     CP_SP = convert_to_capnp(CP_SP)