diff --git a/firmware/config/boards/microrusefi/board_configuration.cpp b/firmware/config/boards/microrusefi/board_configuration.cpp
index ce0e406659..fda717012f 100644
--- a/firmware/config/boards/microrusefi/board_configuration.cpp
+++ b/firmware/config/boards/microrusefi/board_configuration.cpp
@@ -169,6 +169,11 @@ void setBoardConfigurationOverrides(void) {
 	setupTle8888();
 	setupEtb();
 
+	// MRE has a special main relay control low side pin - rusEfi firmware is totally not involved with main relay control
+	// TLE8888 half bridges (pushpull, lowside, or high-low)  IN12
+	// GPIOE_8: "35 - GP Out 1"
+	boardConfiguration->fuelPumpPin = GPIOE_8;
+
 	// "required" hardware is done - set some reasonable defaults
 	setupDefaultSensorInputs();
 
diff --git a/firmware/config/engines/mazda_miata_vvt.cpp b/firmware/config/engines/mazda_miata_vvt.cpp
index e43c239c43..1d54891247 100644
--- a/firmware/config/engines/mazda_miata_vvt.cpp
+++ b/firmware/config/engines/mazda_miata_vvt.cpp
@@ -504,10 +504,12 @@ void setMazdaMiata2003EngineConfigurationBoardTest(DECLARE_CONFIG_PARAMETER_SIGN
 }
 
 /**
- * Pretty OEM 2003 Miata with ETB
+ * Pretty much OEM 2003 Miata with ETB
  * set engine_type 13
  */
 void setMiataNB2_MRE(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
+	// MRE has a special main relay control low side pin - rusEfi firmware is totally not involved with main relay control
+	// fuelPumpPin is inherited from boards/microrusefi/board_configuration.cpp
 
 	engineConfiguration->etb.pFactor = 12; // a bit lower p-factor seems to work better on TLE9201? MRE?
 	engineConfiguration->etb.iFactor = 	0;