diff --git a/firmware/config/engines/honda_k_dbc.cpp b/firmware/config/engines/honda_k_dbc.cpp
index 16fdff4817..70164fe2ab 100644
--- a/firmware/config/engines/honda_k_dbc.cpp
+++ b/firmware/config/engines/honda_k_dbc.cpp
@@ -66,9 +66,6 @@ void setProteusHondaElement2003() {
 
 	strcpy(engineConfiguration->vehicleName, "test");
 
-	gppwm_channel *vtsControl = &engineConfiguration->gppwm[0];
-
-
 #if HW_PROTEUS & EFI_PROD_CODE
 //	engineConfiguration->triggerInputPins[0] = PROTEUS_DIGITAL_2; // crank
 //	engineConfiguration->camInputs[0] = PROTEUS_DIGITAL_4; // intake
@@ -85,6 +82,7 @@ void setProteusHondaElement2003() {
 	engineConfiguration->injectionPins[2] = PROTEUS_LS_6;
 	engineConfiguration->injectionPins[3] = PROTEUS_LS_5;
 
+	gppwm_channel *vtsControl = &engineConfiguration->gppwm[0];
 	vtsControl->pin = PROTEUS_HS_1;
 	engineConfiguration->vvtPins[0] = PROTEUS_HS_2;
 
diff --git a/firmware/controllers/actuators/idle_thread.cpp b/firmware/controllers/actuators/idle_thread.cpp
index 405286f609..b8f55a869e 100644
--- a/firmware/controllers/actuators/idle_thread.cpp
+++ b/firmware/controllers/actuators/idle_thread.cpp
@@ -316,8 +316,6 @@ float IdleController::getIdlePosition(float rpm) {
 		auto phase = determinePhase(rpm, targetRpm, tps, vehicleSpeed, crankingTaper);
 		m_lastPhase = phase;
 
-		bool isAutomaticIdle = tps.Valid && engineConfiguration->idleMode == IM_AUTO;
-
 		finishIdleTestIfNeeded();
 		undoIdleBlipIfNeeded();
 
diff --git a/firmware/controllers/sensors/hella_oil_level.cpp b/firmware/controllers/sensors/hella_oil_level.cpp
index dd9d2d91ed..4fc36a2640 100644
--- a/firmware/controllers/sensors/hella_oil_level.cpp
+++ b/firmware/controllers/sensors/hella_oil_level.cpp
@@ -88,7 +88,7 @@ void HellaOilLevelSensor::onEdge(efitick_t nowNt, bool value) {
 				// Defective
 				// invalidate(UnexpectedCode::High);
 			} else {
-				float tempC = interpolateClamped(23, -40, 87, 160, lastPulseMs);
+				// float tempC = interpolateClamped(23, -40, 87, 160, lastPulseMs);
 				// setValidValue(tempC, nowNt);
 			}
 		} else if (m_nextPulse == NextPulse::Level) {
diff --git a/firmware/controllers/tcu/tc_4l6x.cpp b/firmware/controllers/tcu/tc_4l6x.cpp
index 1bb5bf5535..87dfcbc232 100644
--- a/firmware/controllers/tcu/tc_4l6x.cpp
+++ b/firmware/controllers/tcu/tc_4l6x.cpp
@@ -153,11 +153,12 @@ void Gm4l6xTransmissionController::set32State(gear_e gear) {
 		if (!vss.Valid) {
 			return;
 		}
-		uint8_t (*pcts)[sizeof(config->tcu_32SpeedBins)/sizeof(config->tcu_32SpeedBins[0])];
+		// TODO: looks unfinished?
+		// uint8_t (*pcts)[sizeof(config->tcu_32SpeedBins)/sizeof(config->tcu_32SpeedBins[0])];
 		int pct = interpolate2d(vss.Value, config->tcu_32SpeedBins, config->tcu_32Vals);
 		shift32Pwm.setSimplePwmDutyCycle(pct*0.01);
 	} else {
-		shift32Pwm.setSimplePwmDutyCycle(0);		
+		shift32Pwm.setSimplePwmDutyCycle(0);
 	}
 }
 
diff --git a/firmware/hw_layer/microsecond_timer/microsecond_timer.cpp b/firmware/hw_layer/microsecond_timer/microsecond_timer.cpp
index f7a4f66aa7..9de007e534 100644
--- a/firmware/hw_layer/microsecond_timer/microsecond_timer.cpp
+++ b/firmware/hw_layer/microsecond_timer/microsecond_timer.cpp
@@ -137,7 +137,6 @@ static void watchDogBuddyCallback(void*) {
 
 static volatile bool testSchedulingHappened = false;
 static Timer testScheduling;
-static efitimems_t testSchedulingStart;
 
 static void timerValidationCallback(void*) {
 	testSchedulingHappened = true;
diff --git a/firmware/rusefi_rules.mk b/firmware/rusefi_rules.mk
index e84b4b5abd..89462d1fdc 100644
--- a/firmware/rusefi_rules.mk
+++ b/firmware/rusefi_rules.mk
@@ -4,7 +4,6 @@ RUSEFI_CPPOPT = -Werror=shadow
 
 # ...except these few
 RUSEFI_OPT += -Wno-error=unused-function
-RUSEFI_OPT += -Wno-error=unused-variable
 RUSEFI_OPT += -Wno-error=sign-compare
 RUSEFI_OPT += -Wno-error=unused-parameter
 RUSEFI_OPT += -Wno-error=undef