diff --git a/firmware/controllers/trigger/trigger_decoder.cpp b/firmware/controllers/trigger/trigger_decoder.cpp
index 677c1f839e..54970f9c50 100644
--- a/firmware/controllers/trigger/trigger_decoder.cpp
+++ b/firmware/controllers/trigger/trigger_decoder.cpp
@@ -297,7 +297,7 @@ void TriggerState::decodeTriggerEvent(trigger_event_e const signal, efitime_t no
 		toothed_previous_time = nowNt;
 	}
 	if (!isValidIndex(PASS_ENGINE_PARAMETER_F)) {
-		warning(OBD_PCM_Processor_Fault, "unexpected eventIndex=%d while size %d", currentCycle.current_index, TRIGGER_SHAPE(size));
+		warning(OBD_PCM_Processor_Fault, "sync error: index #%d above total size %d", currentCycle.current_index, TRIGGER_SHAPE(size));
 		lastDecodingErrorTime = getTimeNowNt();
 		someSortOfTriggerError = true;
 	}