diff --git a/firmware/config/engines/vw_b6.cpp b/firmware/config/engines/vw_b6.cpp
index 456113acd3..9daf34aacd 100644
--- a/firmware/config/engines/vw_b6.cpp
+++ b/firmware/config/engines/vw_b6.cpp
@@ -22,6 +22,7 @@ void setVwPassatB6(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
 	setOperationMode(engineConfiguration, FOUR_STROKE_CRANK_SENSOR);
 	engineConfiguration->trigger.type = TT_TOOTHED_WHEEL_60_2;
 	engineConfiguration->vvtMode = VVT_BOSCH_QUICK_START;
+	engineConfiguration->map.sensor.type = MT_BOSCH_2_5;
 
 	strcpy(CONFIG(engineMake), ENGINE_MAKE_VAG);
 	strcpy(CONFIG(engineCode), "BPY");
diff --git a/firmware/controllers/algo/rusefi_enums.h b/firmware/controllers/algo/rusefi_enums.h
index dfe1b643e8..aa0b7560a6 100644
--- a/firmware/controllers/algo/rusefi_enums.h
+++ b/firmware/controllers/algo/rusefi_enums.h
@@ -805,6 +805,12 @@ typedef enum {
 	/**
 	 * Bosch 2.5 Bar TMap Map Sensor with IAT
 	 * 20 kPa at 0.40V, 250 kPa at 4.65V
+	 * 4 pin:
+	 *    Pin 1 : Sensor Ground
+	 *    Pin 2 : Temp Signal
+	 *    Pin 3 : 5v
+	 *    Pin 4 : Map Signal
+	 * Volkswagen Passat B6
 	 */
 
 	MT_BOSCH_2_5 = 10,