diff --git a/firmware/config/engines/harley.cpp b/firmware/config/engines/harley.cpp
index aca0e13b67..d1653c7ce0 100644
--- a/firmware/config/engines/harley.cpp
+++ b/firmware/config/engines/harley.cpp
@@ -38,8 +38,6 @@ void setHarley() {
 	engineConfiguration->maximumIgnitionTiming = 90;
   engineConfiguration->minimumIgnitionTiming = -90;
 
-	// for now we need non wired camInput to keep TS field enable/disable logic happy
-	engineConfiguration->camInputs[0] = PROTEUS_DIGITAL_6;
 	engineConfiguration->vvtMode[0] = VVT_MAP_V_TWIN;
 
   engineConfiguration->oddFireEngine = true;
@@ -53,7 +51,12 @@ void setHarley() {
     engineConfiguration->acrPin2 = Gpio::PROTEUS_IGN_9;
 
     engineConfiguration->triggerInputPins[0] = PROTEUS_VR_1;
-    engineConfiguration->camInputs[0] = PROTEUS_DIGITAL_3;
+	// for now we need non wired camInput to keep TS field enable/disable logic happy
+#if EFI_PROD_CODE
+	  engineConfiguration->camInputs[0] = PROTEUS_DIGITAL_6;
+#else
+    engineConfiguration->camInputs[0] = Gpio::Unassigned;
+#endif
 
 	engineConfiguration->luaOutputPins[0] = Gpio::PROTEUS_LS_12;
 
diff --git a/firmware/controllers/trigger/trigger_central.cpp b/firmware/controllers/trigger/trigger_central.cpp
index a6fd3464e1..1f6d1728a4 100644
--- a/firmware/controllers/trigger/trigger_central.cpp
+++ b/firmware/controllers/trigger/trigger_central.cpp
@@ -1027,8 +1027,9 @@ void onConfigurationChangeTriggerCallback() {
 
 	for (size_t i = 0; i < efi::size(engineConfiguration->triggerInputPins); i++) {
 		changed |= isConfigurationChanged(triggerInputPins[i]);
-		if (engineConfiguration->vvtMode[0] == VVT_MAP_V_TWIN && isBrainPinValid(engineConfiguration->camInputs[i])) {
-		    criticalError("Please no physical sensors in CAM by MAP mode");
+		Gpio pin = engineConfiguration->camInputs[i];
+		if (engineConfiguration->vvtMode[0] == VVT_MAP_V_TWIN && isBrainPinValid(pin)) {
+		    criticalError("Please no physical sensors in CAM by MAP mode index=%d %s", i, hwPortname(pin));
 		}
 	}