diff --git a/firmware/console/binary/bluetooth.cpp b/firmware/console/binary/bluetooth.cpp
index 417dabe06b..c3fa119925 100644
--- a/firmware/console/binary/bluetooth.cpp
+++ b/firmware/console/binary/bluetooth.cpp
@@ -137,7 +137,7 @@ static void runCommands(SerialTsChannelBase* tsChannel) {
 			return;
 		}
 
-		efiPrintf("Restarting at %d", baudRates[baudIdx].rate);
+		efiPrintf("Restarting at %lu", baudRates[baudIdx].rate);
 		tsChannel->start(baudRates[baudIdx].rate);
 		chThdSleepMilliseconds(10);	// safety
 
diff --git a/firmware/console/binary/tunerstudio.cpp b/firmware/console/binary/tunerstudio.cpp
index 5961dea941..20751414a3 100644
--- a/firmware/console/binary/tunerstudio.cpp
+++ b/firmware/console/binary/tunerstudio.cpp
@@ -230,6 +230,7 @@ void TunerStudio::handleCrc32Check(TsChannelBase *tsChannel, uint16_t offset, ui
 
 	uint32_t crc = SWAP_UINT32(crc32(start, count));
 	tsChannel->sendResponse(TS_CRC, (const uint8_t *) &crc, 4);
+	efiPrintf("TS <- Get CRC offset %d count %d result %08x", offset, count, (unsigned int)crc);
 }
 
 #if EFI_TS_SCATTER
@@ -591,7 +592,7 @@ static int tsProcessOne(TsChannelBase* tsChannel) {
 		/* send error only if previously we were in sync */
 		if (tsChannel->in_sync) {
 			efiPrintf("TunerStudio: command %c actual CRC %x/expected %x", tsChannel->scratchBuffer[0],
-					actualCrc, expectedCrc);
+					(unsigned int)actualCrc, (unsigned int)expectedCrc);
 			tunerStudioError(tsChannel, "ERROR: CRC issue");
 			sendErrorCode(tsChannel, TS_RESPONSE_CRC_FAILURE);
 			tsChannel->in_sync = false;
diff --git a/firmware/console/eficonsole.cpp b/firmware/console/eficonsole.cpp
index ebc7e041d5..7704929cba 100644
--- a/firmware/console/eficonsole.cpp
+++ b/firmware/console/eficonsole.cpp
@@ -191,7 +191,7 @@ static void cmd_threads() {
 
 	while (tp) {
 		int freeBytes = CountFreeStackSpace(tp->wabase);
-		efiPrintf("%s\t%08x\t%lu\t%d", tp->name, tp->wabase, tp->time, freeBytes);
+		efiPrintf("%s\t%08x\t%lu\t%d", tp->name, (unsigned int)tp->wabase, tp->time, freeBytes);
 
 		if (freeBytes < 100) {
 			criticalError("Ran out of stack on thread %s, %d bytes remain", tp->name, freeBytes);
diff --git a/firmware/console/status_loop.cpp b/firmware/console/status_loop.cpp
index ca49a085e8..a88bb64e11 100644
--- a/firmware/console/status_loop.cpp
+++ b/firmware/console/status_loop.cpp
@@ -99,7 +99,7 @@ static void printRusefiVersion(const char *engineTypeName, const char *firmwareB
 			getRusEfiVersion(), SIGNATURE_HASH,
 			firmwareBuildId,
 			engineTypeName,
-			getTimeNowS());
+			(uint32_t)getTimeNowS());
 }
 
 #if EFI_PROD_CODE
diff --git a/firmware/controllers/algo/engine.cpp b/firmware/controllers/algo/engine.cpp
index 7a4a7ddfb9..23db481eb9 100644
--- a/firmware/controllers/algo/engine.cpp
+++ b/firmware/controllers/algo/engine.cpp
@@ -376,7 +376,7 @@ void Engine::OnTriggerSynchronization(bool wasSynchronized, bool isDecodingError
 		if (isDecodingError) {
 #if EFI_PROD_CODE
 			if (engineConfiguration->verboseTriggerSynchDetails || (triggerCentral.triggerState.someSortOfTriggerError() && !engineConfiguration->silentTriggerError)) {
-				efiPrintf("error: synchronizationPoint @ index %d expected %d/%d got %d/%d",
+				efiPrintf("error: synchronizationPoint @ index %lu expected %d/%d got %d/%d",
 						triggerCentral.triggerState.currentCycle.current_index,
 						triggerCentral.triggerShape.getExpectedEventCount(TriggerWheel::T_PRIMARY),
 						triggerCentral.triggerShape.getExpectedEventCount(TriggerWheel::T_SECONDARY),
diff --git a/firmware/controllers/algo/runtime_state.cpp b/firmware/controllers/algo/runtime_state.cpp
index 328d52a9f2..2e30fc2778 100644
--- a/firmware/controllers/algo/runtime_state.cpp
+++ b/firmware/controllers/algo/runtime_state.cpp
@@ -40,11 +40,11 @@ void resetMaxValues() {
 }
 
 void printRuntimeStats(void) {
-	efiPrintf("maxSchedulingPrecisionLoss=%d", maxSchedulingPrecisionLoss);
+	efiPrintf("maxSchedulingPrecisionLoss=%lu", maxSchedulingPrecisionLoss);
 
 #if EFI_CLOCK_LOCKS
-	efiPrintf("maxLockedDuration=%d / maxTriggerReentrant=%d", maxLockedDuration, maxTriggerReentrant);
+	efiPrintf("maxLockedDuration=%lu / maxTriggerReentrant=%d", maxLockedDuration, maxTriggerReentrant);
 #endif // EFI_CLOCK_LOCKS
 
-	efiPrintf("maxEventCallbackDuration=%d", maxEventCallbackDuration);
+	efiPrintf("maxEventCallbackDuration=%lu", maxEventCallbackDuration);
 }
diff --git a/firmware/controllers/core/error_handling.cpp b/firmware/controllers/core/error_handling.cpp
index 382ac39fe6..c151bc109d 100644
--- a/firmware/controllers/core/error_handling.cpp
+++ b/firmware/controllers/core/error_handling.cpp
@@ -80,7 +80,7 @@ void checkLastBootError() {
 		sramState->Err.BootCount = 0;
 	}
 
-	efiPrintf("Power cycle count: %d", sramState->Err.BootCount);
+	efiPrintf("Power cycle count: %lu", sramState->Err.BootCount);
 	sramState->Err.BootCount++;
 #endif // EFI_BACKUP_SRAM
 }
diff --git a/firmware/controllers/engine_cycle/prime_injection.cpp b/firmware/controllers/engine_cycle/prime_injection.cpp
index b6107102f5..397ed8897c 100644
--- a/firmware/controllers/engine_cycle/prime_injection.cpp
+++ b/firmware/controllers/engine_cycle/prime_injection.cpp
@@ -67,7 +67,7 @@ void PrimeController::onIgnitionStateChanged(bool ignitionOn) {
 		auto startTime = getTimeNowNt() + primeDelayNt;
 		getExecutorInterface()->scheduleByTimestampNt("primingDelay", nullptr, startTime, { PrimeController::onPrimeStartAdapter, this });
 	} else {
-		efiPrintf("Skipped priming pulse since ignSwitchCounter = %d", ignSwitchCounter);
+		efiPrintf("Skipped priming pulse since ignSwitchCounter = %lu", ignSwitchCounter);
 	}
 
 	// we'll reset it later when the engine starts
diff --git a/firmware/controllers/flash_main.cpp b/firmware/controllers/flash_main.cpp
index 6dec9cdd88..36d327b3de 100644
--- a/firmware/controllers/flash_main.cpp
+++ b/firmware/controllers/flash_main.cpp
@@ -312,7 +312,7 @@ void readFromFlash() {
 			break;
 		case FlashState::IncompatibleVersion:
 			// Preserve engine type from old config
-			efiPrintf("Resetting due to version mismatch but preserving engine type [%d]", engineConfiguration->engineType);
+			efiPrintf("Resetting due to version mismatch but preserving engine type [%d]", (int)engineConfiguration->engineType);
 			resetConfigurationExt(engineConfiguration->engineType);
 			break;
 		case FlashState::Ok:
diff --git a/firmware/controllers/lua/can_filter.cpp b/firmware/controllers/lua/can_filter.cpp
index 6274adc4f0..1649f6cafa 100644
--- a/firmware/controllers/lua/can_filter.cpp
+++ b/firmware/controllers/lua/can_filter.cpp
@@ -31,7 +31,7 @@ void addLuaCanRxFilter(int32_t eid, uint32_t mask, int bus, int callback) {
 		criticalError("Too many Lua CAN RX filters");
 	}
 
-	efiPrintf("Added Lua CAN RX filter id 0x%x mask 0x%x with%s custom function", eid, mask, (callback == -1 ? "out" : ""));
+	efiPrintf("Added Lua CAN RX filter id 0x%x mask 0x%x with%s custom function", (unsigned int)eid, (unsigned int)mask, (callback == -1 ? "out" : ""));
 
 	filters[filterCount].Id = eid;
 	filters[filterCount].Mask = mask;
diff --git a/firmware/controllers/trigger/trigger_central.cpp b/firmware/controllers/trigger/trigger_central.cpp
index 150956e9c8..75750b0ace 100644
--- a/firmware/controllers/trigger/trigger_central.cpp
+++ b/firmware/controllers/trigger/trigger_central.cpp
@@ -949,11 +949,11 @@ void triggerInfo(void) {
 			TRIGGER_WAVEFORM(getExpectedEventCount(TriggerWheel::T_PRIMARY)),
 			TRIGGER_WAVEFORM(getExpectedEventCount(TriggerWheel::T_SECONDARY)));
 
-	efiPrintf("trigger type=%d/need2ndChannel=%s", engineConfiguration->trigger.type,
+	efiPrintf("trigger type=%d/need2ndChannel=%s", (int)engineConfiguration->trigger.type,
 			boolToString(TRIGGER_WAVEFORM(needSecondTriggerInput)));
 
 
-	efiPrintf("synchronizationNeeded=%s/isError=%s/total errors=%d ord_err=%d/total revolutions=%d/self=%s",
+	efiPrintf("synchronizationNeeded=%s/isError=%s/total errors=%lu ord_err=%lu/total revolutions=%d/self=%s",
 			boolToString(ts->isSynchronizationNeeded),
 			boolToString(tc->isTriggerDecoderError()),
 			tc->triggerState.totalTriggerErrorCounter,
@@ -1000,7 +1000,7 @@ void triggerInfo(void) {
 	efiPrintf("secondary logic input: %s", hwPortname(engineConfiguration->logicAnalyzerPins[1]));
 
 
-	efiPrintf("totalTriggerHandlerMaxTime=%d", triggerMaxDuration);
+	efiPrintf("totalTriggerHandlerMaxTime=%lu", triggerMaxDuration);
 
 #endif /* EFI_PROD_CODE */
 
diff --git a/firmware/controllers/trigger/trigger_decoder.cpp b/firmware/controllers/trigger/trigger_decoder.cpp
index 72d1b9e8be..09ec4b23de 100644
--- a/firmware/controllers/trigger/trigger_decoder.cpp
+++ b/firmware/controllers/trigger/trigger_decoder.cpp
@@ -482,16 +482,13 @@ expected<TriggerDecodeResult> TriggerDecoderBase::decodeTriggerEvent(
 
 					float gap = 1.0 * toothDurations[i] / toothDurations[i + 1];
 					if (cisnan(gap)) {
-						efiPrintf("%s index=%d NaN gap, you have noise issues?",
-								i,
-							    prefix
-                        );
+						efiPrintf("%s index=%d NaN gap, you have noise issues?", prefix, i);
 					} else {
 						float ratioTo = triggerShape.synchronizationRatioTo[i];
 
 						bool gapOk = isInRange(ratioFrom, gap, ratioTo);
 
-						efiPrintf("%s %srpm=%d time=%d eventIndex=%d gapIndex=%d: %s gap=%.3f expected from %.3f to %.3f error=%s",
+						efiPrintf("%s %srpm=%d time=%d eventIndex=%lu gapIndex=%d: %s gap=%.3f expected from %.3f to %.3f error=%s",
 								prefix,
 								triggerConfiguration.PrintPrefix,
 								(int)Sensor::getOrZero(SensorType::Rpm),
diff --git a/firmware/development/engine_sniffer.cpp b/firmware/development/engine_sniffer.cpp
index 19d1e4775a..d750d11883 100644
--- a/firmware/development/engine_sniffer.cpp
+++ b/firmware/development/engine_sniffer.cpp
@@ -119,7 +119,7 @@ int WaveChart::getSize() {
 #if ! EFI_UNIT_TEST
 static void printStatus() {
 	efiPrintf("engine sniffer: %s", boolToString(getTriggerCentral()->isEngineSnifferEnabled));
-	efiPrintf("engine sniffer size=%d", engineConfiguration->engineChartSize);
+	efiPrintf("engine sniffer size=%lu", engineConfiguration->engineChartSize);
 }
 
 void setChartSize(int newSize) {
diff --git a/firmware/hw_layer/adc/adc_inputs.cpp b/firmware/hw_layer/adc/adc_inputs.cpp
index f7423666b8..5336f791ce 100644
--- a/firmware/hw_layer/adc/adc_inputs.cpp
+++ b/firmware/hw_layer/adc/adc_inputs.cpp
@@ -325,7 +325,7 @@ static void printAdcChannedReport(const char *prefix, int internalIndex, adc_cha
 
 void printFullAdcReport(void) {
 #if EFI_USE_FAST_ADC
-	efiPrintf("fast %d samples", fastAdc.conversionCount);
+	efiPrintf("fast %lu samples", fastAdc.conversionCount);
 
 	for (int internalIndex = 0; internalIndex < fastAdc.size(); internalIndex++) {
 		adc_channel_e hwChannel = fastAdc.getAdcChannelByInternalIndex(internalIndex);
@@ -333,7 +333,7 @@ void printFullAdcReport(void) {
 		printAdcChannedReport("F", internalIndex, hwChannel);
 	}
 #endif // EFI_USE_FAST_ADC
-	efiPrintf("slow %d samples", slowAdcConversionCount);
+	efiPrintf("slow %lu samples", slowAdcConversionCount);
 
 	/* we assume that all slow ADC channels are enabled */
 	for (int internalIndex = 0; internalIndex < ADC_MAX_CHANNELS_COUNT; internalIndex++) {
diff --git a/firmware/hw_layer/drivers/can/can_msg_tx.cpp b/firmware/hw_layer/drivers/can/can_msg_tx.cpp
index b769abdd9a..236ee7a6f4 100644
--- a/firmware/hw_layer/drivers/can/can_msg_tx.cpp
+++ b/firmware/hw_layer/drivers/can/can_msg_tx.cpp
@@ -81,9 +81,9 @@ CanTxMessage::~CanTxMessage() {
 		        getCanCategory(category),
 				busIndex,
 #ifndef STM32H7XX
-				(m_frame.IDE == CAN_IDE_EXT) ? CAN_EID(m_frame) : CAN_SID(m_frame),
+				(unsigned int)((m_frame.IDE == CAN_IDE_EXT) ? CAN_EID(m_frame) : CAN_SID(m_frame)),
 #else
-						  m_frame.common.XTD ? CAN_EID(m_frame) : CAN_SID(m_frame),
+				(unsigned int)(m_frame.common.XTD ? CAN_EID(m_frame) : CAN_SID(m_frame)),
 #endif
 				m_frame.DLC,
 				m_frame.data8[0], m_frame.data8[1],
diff --git a/firmware/hw_layer/drivers/sent/sent.cpp b/firmware/hw_layer/drivers/sent/sent.cpp
index ac2f48ecab..5418a7ac16 100644
--- a/firmware/hw_layer/drivers/sent/sent.cpp
+++ b/firmware/hw_layer/drivers/sent/sent.cpp
@@ -510,8 +510,8 @@ void sent_channel::Info(void) {
 	uint8_t stat;
 	uint16_t sig0, sig1;
 
-	efiPrintf("Unit time %d CPU ticks %f uS", tickPerUnit, TicksToUs(getTickTime()));
-	efiPrintf("Total pulses %d", pulseCounter);
+	efiPrintf("Unit time %lu CPU ticks %f uS", tickPerUnit, TicksToUs(getTickTime()));
+	efiPrintf("Total pulses %lu", pulseCounter);
 
 	if (GetSignals(&stat, &sig0, &sig1) == 0) {
 		efiPrintf("Last valid fast msg Status 0x%01x Sig0 0x%03x Sig1 0x%03x", stat, sig0, sig1);
@@ -527,11 +527,11 @@ void sent_channel::Info(void) {
 	}
 
 	#if SENT_STATISTIC_COUNTERS
-		efiPrintf("Restarts %d", statistic.RestartCnt);
-		efiPrintf("Interval errors %d short, %d long", statistic.ShortIntervalErr, statistic.LongIntervalErr);
-		efiPrintf("Total frames %d with CRC error %d (%f%%)", statistic.FrameCnt, statistic.CrcErrCnt, statistic.CrcErrCnt * 100.0 / statistic.FrameCnt);
-		efiPrintf("Total slow channel messages %d with crc6 errors %d (%f%%)", statistic.sc, statistic.scCrcErr, statistic.scCrcErr * 100.0 / statistic.sc);
-		efiPrintf("Sync errors %d", statistic.SyncErr);
+		efiPrintf("Restarts %lu", statistic.RestartCnt);
+		efiPrintf("Interval errors %lu short, %lu long", statistic.ShortIntervalErr, statistic.LongIntervalErr);
+		efiPrintf("Total frames %lu with CRC error %lu (%f%%)", statistic.FrameCnt, statistic.CrcErrCnt, statistic.CrcErrCnt * 100.0 / statistic.FrameCnt);
+		efiPrintf("Total slow channel messages %lu with crc6 errors %lu (%f%%)", statistic.sc, statistic.scCrcErr, statistic.scCrcErr * 100.0 / statistic.sc);
+		efiPrintf("Sync errors %lu", statistic.SyncErr);
 	#endif
 }
 
diff --git a/firmware/hw_layer/mmc_card.cpp b/firmware/hw_layer/mmc_card.cpp
index d0a440513d..0fb929e63d 100644
--- a/firmware/hw_layer/mmc_card.cpp
+++ b/firmware/hw_layer/mmc_card.cpp
@@ -280,7 +280,7 @@ static void listDirectory(const char *path) {
 		if ((fno.fattrib & AM_DIR) || mystrncasecmp(RUSEFI_LOG_PREFIX, fno.fname, sizeof(RUSEFI_LOG_PREFIX) - 1)) {
 			continue;
 		}
-		efiPrintf("logfile%lu:%s", fno.fsize, fno.fname);
+		efiPrintf("logfile %lu:%s", (uint32_t)fno.fsize, fno.fname);
 		count++;
 
 //			efiPrintf("%c%c%c%c%c %u/%02u/%02u %02u:%02u %9lu  %-12s", (fno.fattrib & AM_DIR) ? 'D' : '-',
diff --git a/firmware/hw_layer/rtc_helper.cpp b/firmware/hw_layer/rtc_helper.cpp
index a9159b1ad9..21fe9bbeeb 100644
--- a/firmware/hw_layer/rtc_helper.cpp
+++ b/firmware/hw_layer/rtc_helper.cpp
@@ -42,7 +42,7 @@ static const char * const monthAbbrs[] = {
 void printRtcDateTime() {
 	efidatetime_t dateTime = getRtcDateTime();
 	// prints the date like: 19 sep 2022 21:19:55
-	efiPrintf("Current RTC time: %02u %s %04u %02u:%02u:%02u",
+	efiPrintf("Current RTC time: %02u %s %04lu %02u:%02u:%02u",
 			dateTime.day, monthAbbrs[dateTime.month - 1], dateTime.year,
 			dateTime.hour, dateTime.minute, dateTime.second);
 }
diff --git a/firmware/util/math/interpolation.cpp b/firmware/util/math/interpolation.cpp
index fe08a17f7c..a51a1326bb 100644
--- a/firmware/util/math/interpolation.cpp
+++ b/firmware/util/math/interpolation.cpp
@@ -47,14 +47,14 @@ static void testBinary() {
 			}
 			timeNew = getTimeNowLowerNt() - start;
 		}
-		efiPrintf("for v=%d old=%d ticks", v, timeOld);
-		efiPrintf("for v=%d new=%d ticks", v, timeNew);
+		efiPrintf("for v=%d old=%lu ticks", v, timeOld);
+		efiPrintf("for v=%d new=%lu ticks", v, timeNew);
 
 		totalOld += timeOld;
 		totalNew += timeNew;
 	}
-	efiPrintf("totalOld=%d ticks", totalOld);
-	efiPrintf("totalNew=%d ticks", totalNew);
+	efiPrintf("totalOld=%lu ticks", totalOld);
+	efiPrintf("totalNew=%lu ticks", totalNew);
 
 }