diff --git a/firmware/controllers/bench_test.cpp b/firmware/controllers/bench_test.cpp
index 10b9e34713..91386814bc 100644
--- a/firmware/controllers/bench_test.cpp
+++ b/firmware/controllers/bench_test.cpp
@@ -535,6 +535,8 @@ void executeTSCommand(uint16_t subsystem, uint16_t index) {
 }
 
 void onConfigurationChangeBenchTest() {
+	if (engineConfiguration->benchTestOnTime == 0)
+		engineConfiguration->benchTestOnTime = 4; // default value if configuration was not specified
 	if (engineConfiguration->benchTestOffTime < 5)
 		engineConfiguration->benchTestOffTime = 500; // default value if configuration was not specified
 	if (engineConfiguration->benchTestCount < 1)
diff --git a/firmware/integration/rusefi_config.txt b/firmware/integration/rusefi_config.txt
index 321129f3c8..281bdfe7ba 100644
--- a/firmware/integration/rusefi_config.txt
+++ b/firmware/integration/rusefi_config.txt
@@ -1212,9 +1212,9 @@ int16_t tps2Max;Full throttle#2. tpsMax value as 10 bit ADC value. Not Voltage!\
 	bit unused1128
 	bit unused1129
 	bit unused1130
-	uint8_t autoscale benchTestOffTime;;"ms", 5, 0, 0, 2000, 1
-	uint8_t benchTestCount;;"count", 1, 0, 0, 250, 1
-	uint8_t autoscale benchTestOnTime;;"ms", 5, 0, 0, 2000, 1
+	uint8_t autoscale benchTestOffTime;Time between bench test pulses;"ms", 5, 0, 0, 2000, 1
+	uint8_t benchTestCount;How many test bench pulses do you want;"count", 1, 0, 0, 250, 1
+	uint8_t autoscale benchTestOnTime;Length of each of the test pulses;"ms", 5, 0, 0, 2000, 1
 	pin_input_mode_e launchActivatePinMode;
 	Gpio can2TxPin;set_can2_tx_pin X
 	Gpio can2RxPin;set_can2_rx_pin X