diff --git a/firmware/config/engines/mazda_626.cpp b/firmware/config/engines/mazda_626.cpp
index 1d9bbf0a86..a6710b4dee 100644
--- a/firmware/config/engines/mazda_626.cpp
+++ b/firmware/config/engines/mazda_626.cpp
@@ -23,8 +23,8 @@ void setMazda626EngineConfiguration(engine_configuration_s *engineConfiguration)
 	boardConfiguration->analogChartMode = AC_TRIGGER;
 	engineConfiguration->analogChartFrequency = 2;
 
-	// set_global_trigger_offset_angle -40
-	engineConfiguration->globalTriggerAngleOffset = -40;
+	// set_global_trigger_offset_angle -42
+	engineConfiguration->globalTriggerAngleOffset = -42;
 
 	// set_cranking_timing_angle 15
 	engineConfiguration->crankingTimingAngle = 15;
diff --git a/firmware/console/status_loop.cpp b/firmware/console/status_loop.cpp
index e73ad6f027..b37aacf3fc 100644
--- a/firmware/console/status_loop.cpp
+++ b/firmware/console/status_loop.cpp
@@ -164,7 +164,6 @@ void printSensors(Logging *log, bool fileFormat, Engine *engine) {
 		reportSensorF(log, fileFormat, "mafr", "kg/hr", getRealMaf(), 2);
 	}
 
-
 #if EFI_ANALOG_SENSORS || defined(__DOXYGEN__)
 	if (engineConfiguration->hasMapSensor) {
 		reportSensorF(log, fileFormat, "MAP", "kPa", getMap(), 2);
@@ -226,7 +225,6 @@ static void printState(Engine *engine) {
 //		ITM_SendChar(msg[i]);
 //	}
 
-
 	engine_configuration_s *engineConfiguration = engine->engineConfiguration;
 
 	int rpm = getRpmE(engine);
@@ -393,8 +391,7 @@ static void showFuelInfo2(float rpm, float engineLoad, Engine *engine) {
 	scheduleMsg(&logger2, "algo=%s/pump=%s", getEngine_load_mode_e(engineConfiguration->algorithm),
 			boolToString(enginePins.fuelPumpRelay.getLogicValue()));
 
-	scheduleMsg(&logger2, "phase=%f correction=%f", getInjectionAngle(rpm),
-			engineConfiguration->globalFuelCorrection);
+	scheduleMsg(&logger2, "phase=%f correction=%f", getInjectionAngle(rpm), engineConfiguration->globalFuelCorrection);
 
 #if EFI_ENGINE_CONTROL
 	scheduleMsg(&logger, "base cranking fuel %f", engineConfiguration->cranking.baseFuel);
@@ -468,6 +465,16 @@ static void initialLedsBlink(void) {
 		leds[i]->setValue(0);
 }
 
+int blinkingPeriod = 33;
+
+/**
+ * this is useful to test connectivity
+ */
+static void setBlinkingPeriod(int value) {
+	if (value > 0)
+		blinkingPeriod = value;
+}
+
 #if EFI_PROD_CODE || defined(__DOXYGEN__)
 /**
  * this thread has a lower-then-usual stack size so we cannot afford *print* methods here
@@ -482,9 +489,9 @@ static void blinkingThread(void *arg) {
 		int delay;
 
 		if (getNeedToWriteConfiguration()) {
-			delay = isConsoleReady() ? 200 : 66;
+			delay = isConsoleReady() ? 6 * blinkingPeriod : 2 * blinkingPeriod;
 		} else {
-			delay = isConsoleReady() ? 100 : 33;
+			delay = isConsoleReady() ? 3 * blinkingPeriod : blinkingPeriod;
 		}
 
 		communicationPin.setValue(0);
@@ -630,6 +637,7 @@ void initStatusLoop(Engine *engine) {
 
 	addConsoleActionI("subscribe", subscribe);
 	addConsoleActionI("unsubscribe", unsubscribe);
+	addConsoleActionI("set_led_blinking_period", setBlinkingPeriod);
 
 	addConsoleAction("status", printStatus);
 #endif /* EFI_PROD_CODE */
diff --git a/java_console/autotest/src/com/rusefi/IoUtil.java b/java_console/autotest/src/com/rusefi/IoUtil.java
index 29d78d0da2..583d821804 100644
--- a/java_console/autotest/src/com/rusefi/IoUtil.java
+++ b/java_console/autotest/src/com/rusefi/IoUtil.java
@@ -59,11 +59,17 @@ public class IoUtil {
         return result;
     }
 
+    /**
+     * This method is blocking and waits for the next wave chart to arrive
+     *
+     * @return next wave chart in the I/O pipeline
+     */
     private static String getWaveChart() {
         final CountDownLatch waveChartLatch = new CountDownLatch(1);
 
-        final AtomicReference<String> result = new AtomicReference<String>();
+        final AtomicReference<String> result = new AtomicReference<>();
 
+        FileLog.MAIN.logLine("waiting for next chart");
         LinkManager.engineState.registerStringValueAction(WaveReport.WAVE_CHART, new EngineState.ValueCallback<String>() {
             @Override
             public void onUpdate(String value) {
@@ -72,7 +78,9 @@ public class IoUtil {
             }
         });
         int timeout = 60;
+        long waitStartTime = System.currentTimeMillis();
         wait(waveChartLatch, timeout);
+        FileLog.MAIN.logLine("got next chart in " + (System.currentTimeMillis() - waitStartTime) + "ms");
         LinkManager.engineState.removeAction(WaveReport.WAVE_CHART);
         if (result.get() == null)
             throw new IllegalStateException("Chart timeout: " + timeout);
@@ -158,4 +166,12 @@ public class IoUtil {
 
         waitForFirstResponse();
     }
+
+    static void sleep(int seconds) {
+        try {
+            Thread.sleep(seconds * 1000L);
+        } catch (InterruptedException e) {
+            throw new IllegalStateException(e);
+        }
+    }
 }