diff --git a/car.capnp b/car.capnp
index 72315f917..7b232af96 100644
--- a/car.capnp
+++ b/car.capnp
@@ -632,10 +632,10 @@ struct CarParams {
     adas @19;
     cornerRadar @21;
     hvac @20;
+    parkingAdas @7;  # parking assist system ECU, e.g. Toyota's IPAS, Hyundai's RSPA, etc.
 
     # Toyota only
     dsu @6;
-    apgs @7;
 
     # Honda only
     vsa @13; # Vehicle Stability Assist
@@ -644,10 +644,8 @@ struct CarParams {
     # Chrysler only
     hcp @18;  # Hybrid Control Processor
 
-    # Hyundai only
-    parking @22;  # ADAS parking ECU
-
     debug @17;
+    unused @22;
   }
 
   enum FingerprintSource {