diff --git a/selfdrive/thermald/thermald.py b/selfdrive/thermald/thermald.py
index 6cbb8ee89d..113ffaa04c 100755
--- a/selfdrive/thermald/thermald.py
+++ b/selfdrive/thermald/thermald.py
@@ -251,10 +251,11 @@ def thermald_thread(end_event, hw_queue):
     msg = read_thermal(thermal_config)
 
     if sm.updated['pandaStates'] and len(pandaStates) > 0:
-      pandaState = pandaStates[0]
 
-      if pandaState.pandaType != log.PandaState.PandaType.unknown:
-        onroad_conditions["ignition"] = pandaState.ignitionLine or pandaState.ignitionCan
+      # Set ignition based on any panda connected
+      onroad_conditions["ignition"] = any(ps.ignitionLine or ps.ignitionCan for ps in pandaStates if ps.pandaType != log.PandaState.PandaType.unknown)
+
+      pandaState = pandaStates[0]
 
       in_car = pandaState.harnessStatus != log.PandaState.HarnessStatus.notConnected
       usb_power = peripheralState.usbPowerMode != log.PeripheralState.UsbPowerMode.client