diff --git a/selfdrive/car/honda/values.py b/selfdrive/car/honda/values.py
index c89bd69509..07eed0cfc2 100644
--- a/selfdrive/car/honda/values.py
+++ b/selfdrive/car/honda/values.py
@@ -179,6 +179,10 @@ FW_QUERY_CONFIG = FwQueryConfig(
       bus=0,
     ),
   ],
+  extra_ecus=[
+    # The only other ECU on PT bus accessible by camera on radarless Civic
+    (Ecu.unknown, 0x18DAB3F1, None),
+  ],
 )
 
 FW_VERSIONS = {