diff --git a/firmware/config/engines/custom_engine.cpp b/firmware/config/engines/custom_engine.cpp
index 1cd6af7855..85e8c2d7ce 100644
--- a/firmware/config/engines/custom_engine.cpp
+++ b/firmware/config/engines/custom_engine.cpp
@@ -355,91 +355,6 @@ void setL9779TestConfiguration() {
 	engineConfiguration->l9779_cs = Gpio::D5;
 }
 
-// TLE8888_BENCH_ENGINE
-// todo: remove this? this was used to play with "secret" red boards prior to MRE reality
-// set engine_type 59
-void setTle8888TestConfiguration() {
-	engineConfiguration->cylindersCount = 8;
-	engineConfiguration->firingOrder = FO_1_8_7_2_6_5_4_3;
-	engineConfiguration->ignitionMode = IM_INDIVIDUAL_COILS;
-	engineConfiguration->crankingInjectionMode = IM_SEQUENTIAL;
-
-#if defined(STM32_HAS_GPIOG) && STM32_HAS_GPIOG
-	engineConfiguration->ignitionPins[0] = Gpio::G3;
-	engineConfiguration->ignitionPins[1] = Gpio::G4;
-	engineConfiguration->ignitionPins[2] = Gpio::G5;
-	engineConfiguration->ignitionPins[3] = Gpio::G6;
-	engineConfiguration->ignitionPins[4] = Gpio::G7;
-	engineConfiguration->ignitionPins[5] = Gpio::G8;
-#endif /* STM32_HAS_GPIOG */
-	engineConfiguration->ignitionPins[6] = Gpio::C6;
-	engineConfiguration->ignitionPins[7] = Gpio::C7;
-
-#if (BOARD_TLE8888_COUNT > 0)
-	engineConfiguration->tle8888spiDevice = SPI_DEVICE_1;
-	engineConfiguration->tle8888_cs = Gpio::D5;
-
-	// PB3 is nicely both SWO and SPI1 SCK so logic analyzer could be used on SWO header
-	engineConfiguration->spi1mosiPin = Gpio::B5;
-	engineConfiguration->spi1misoPin = Gpio::B4;
-	engineConfiguration->spi1sckPin = Gpio::B3; // please note that this pin is also SWO/SWD - Single Wire debug Output
-	engineConfiguration->is_enabled_spi_1 = true;
-	engineConfiguration->debugMode = DBG_TLE8888;
-
-	engineConfiguration->fuelPumpPin = Gpio::TLE8888_PIN_20;
-#endif /* BOARD_TLE8888_COUNT */
-
-	engineConfiguration->throttlePedalPositionAdcChannel = EFI_ADC_9; // PB1 // just any non-empty value for now
-	// ETB #1 top one - closer to 121 connector
-	// DIS PF12
-	// EN  PF13
-	// IN1 PF15
-	// IN2 PF14
-	// SF  PF11
-#if defined(STM32_HAS_GPIOF) && STM32_HAS_GPIOF
-	engineConfiguration->etbIo[0].directionPin1 = Gpio::F15;
-	engineConfiguration->etbIo[0].directionPin2 = Gpio::F14;
-	engineConfiguration->etbIo[0].disablePin = Gpio::F12;
-#endif /* STM32_HAS_GPIOF */
-	engineConfiguration->etb_use_two_wires = true;
-	engineConfiguration->isHip9011Enabled = false;
-
-	// ETB #2
-	// DIS PE5
-	// EN  PE6
-	// IN1 PE2
-	// IN2 PE4
-	// SF  PE3
-
-	engineConfiguration->etbIo[0].directionPin1 = Gpio::E2;
-	engineConfiguration->etbIo[0].directionPin2 = Gpio::E4;
-	engineConfiguration->etbIo[0].disablePin = Gpio::E5;
-
-
-	engineConfiguration->tps1_1AdcChannel = EFI_ADC_3; // PA3
-	engineConfiguration->throttlePedalPositionAdcChannel = EFI_ADC_7; // PA7
-
-//	engineConfiguration->etb.pFactor = 1.07;
-//	engineConfiguration->etb.iFactor = 	0.18;
-//	engineConfiguration->etb.dFactor = 0.24;
-//	engineConfiguration->etb.offset = 80;
-
-	engineConfiguration->etb.pFactor = 22;
-	engineConfiguration->etb.iFactor = 	0;
-	engineConfiguration->etb.dFactor = 0;
-	engineConfiguration->etb.offset = 0;
-
-	engineConfiguration->etb_iTermMin = -300;
-	engineConfiguration->etb_iTermMax = 300;
-
-	// VAG test ETB, no divider on red board - direct 3v TPS sensor
-	// set tps_min 332
-	engineConfiguration->tpsMin = 332;
-	// by the way this ETB has default position of ADC=74 which is about 4%
-	// set tps_max 540
-	engineConfiguration->tpsMax = 799;
-}
-
 #if HW_PROTEUS
 /*
  * set engine_type 96
diff --git a/firmware/config/engines/custom_engine.h b/firmware/config/engines/custom_engine.h
index 1e45b6d70e..45c55a3393 100644
--- a/firmware/config/engines/custom_engine.h
+++ b/firmware/config/engines/custom_engine.h
@@ -13,7 +13,6 @@ void runSchedulingPrecisionTestIfNeeded(void);
 void setDiscoveryPdm();
 void setFrankensoBoardTestConfiguration();
 void setEtbTestConfiguration();
-void setTle8888TestConfiguration();
 void setL9779TestConfiguration();
 
 void setEepromTestConfiguration();
diff --git a/firmware/controllers/algo/engine_configuration.cpp b/firmware/controllers/algo/engine_configuration.cpp
index f909379ec4..91366eea05 100644
--- a/firmware/controllers/algo/engine_configuration.cpp
+++ b/firmware/controllers/algo/engine_configuration.cpp
@@ -942,9 +942,7 @@ void resetConfigurationExt(configuration_callback_t boardCallback, engine_type_e
 		setEepromTestConfiguration();
 #endif
 		break;
-	case engine_type_e::TLE8888_BENCH_ENGINE:
-		setTle8888TestConfiguration();
-		break;
+	case engine_type_e::UNUSED_59:
 	case engine_type_e::FRANKENSO_MAZDA_MIATA_NA8:
 		setFrankensoMazdaMiataNA8Configuration();
 		break;
diff --git a/firmware/controllers/algo/engine_types.h b/firmware/controllers/algo/engine_types.h
index 04e97c7b7e..a3507e9950 100644
--- a/firmware/controllers/algo/engine_types.h
+++ b/firmware/controllers/algo/engine_types.h
@@ -152,7 +152,7 @@ enum class engine_type_e : uint16_t {
 
 	ETB_BENCH_ENGINE = 58,
 
-	TLE8888_BENCH_ENGINE = 59,
+	UNUSED_59 = 59,
 
 	L9779_BENCH_ENGINE = 60,