diff --git a/firmware/config/engines/bmw_e34.cpp b/firmware/config/engines/bmw_e34.cpp
index b31c7b3beb..a3bb587399 100644
--- a/firmware/config/engines/bmw_e34.cpp
+++ b/firmware/config/engines/bmw_e34.cpp
@@ -46,7 +46,7 @@ void setBmwE34(DECLARE_ENGINE_PARAMETER_F) {
 	engineConfiguration->globalTriggerAngleOffset = 84;
 
 	engineConfiguration->trigger.type = TT_TOOTHED_WHEEL;
-	engineConfiguration->trigger.customTotalToothCount = 8;
+	engineConfiguration->trigger.customTotalToothCount = 30;
 	engineConfiguration->trigger.customSkippedToothCount = 1;
 
 
diff --git a/unit_tests/test_trigger_decoder.cpp b/unit_tests/test_trigger_decoder.cpp
index 99e28c1c56..26cc7e4750 100644
--- a/unit_tests/test_trigger_decoder.cpp
+++ b/unit_tests/test_trigger_decoder.cpp
@@ -510,7 +510,7 @@ void testTriggerDecoder(void) {
 	testTriggerDecoder2("ford aspire", FORD_ASPIRE_1996, 4, 0.0, 0.5);
 
 	//testTriggerDecoder2("bmw", BMW_E34, 0, 0.9750, 0.5167);
-	testTriggerDecoder2("bmw", BMW_E34, 0, 0.3750, 0.0);
+	testTriggerDecoder2("bmw", BMW_E34, 0, 0.4667, 0.0);
 
 	test1995FordInline6TriggerDecoder();
 	testMazdaMianaNbDecoder();