diff --git a/selfdrive/car/hyundai/tests/print_platform_codes.py b/selfdrive/car/hyundai/tests/print_platform_codes.py
new file mode 100755
index 0000000000..3268bf620d
--- /dev/null
+++ b/selfdrive/car/hyundai/tests/print_platform_codes.py
@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+from cereal import car
+from selfdrive.car.hyundai.values import FW_VERSIONS, PLATFORM_CODE_ECUS, get_platform_codes
+
+Ecu = car.CarParams.Ecu
+ECU_NAME = {v: k for k, v in Ecu.schema.enumerants.items()}
+
+if __name__ == "__main__":
+  for car_model, ecus in FW_VERSIONS.items():
+    print()
+    print(car_model)
+    for ecu in sorted(ecus, key=lambda x: int(x[0])):
+      if ecu[0] not in PLATFORM_CODE_ECUS:
+        continue
+
+      codes = set()
+      dates = set()
+      for fw in ecus[ecu]:
+        code = list(get_platform_codes([fw]))[0]
+        codes.add(code.split(b"-")[0])
+        if b"-" in code:
+          dates.add(code.split(b"-")[1])
+
+      print(f'  (Ecu.{ECU_NAME[ecu[0]]}, {hex(ecu[1])}, {ecu[2]}):')
+      print(f'    Codes: {codes}')
+      print(f'    Dates: {dates}')