diff --git a/firmware/config/boards/hellen/hellen88bmw/board_configuration.cpp b/firmware/config/boards/hellen/hellen88bmw/board_configuration.cpp
index 0ddd3ae00e..a7d9c31baf 100644
--- a/firmware/config/boards/hellen/hellen88bmw/board_configuration.cpp
+++ b/firmware/config/boards/hellen/hellen88bmw/board_configuration.cpp
@@ -97,8 +97,8 @@ void setBoardConfigOverrides() {
 
 	setHellenSdCardSpi3();
 
-	engineConfiguration->clt.config.bias_resistor = 4700;
-	engineConfiguration->iat.config.bias_resistor = 4700;
+	engineConfiguration->clt.config.bias_resistor = 2700;
+	engineConfiguration->iat.config.bias_resistor = 2700;
 }
 
 /**
diff --git a/firmware/config/boards/hellen/hellen88bmw/connectors/main.yaml b/firmware/config/boards/hellen/hellen88bmw/connectors/main.yaml
index 608a2b9d39..00da0f8dee 100644
--- a/firmware/config/boards/hellen/hellen88bmw/connectors/main.yaml
+++ b/firmware/config/boards/hellen/hellen88bmw/connectors/main.yaml
@@ -176,6 +176,11 @@ pins:
     function: Coil 3
     type: ign
 
+  - pin: 56
+    id: EFI_ADC_5
+    class: analog_inputs
+    ts_name: 56 - Battery Sense
+
   - pin: 73
     id: EFI_ADC_4
     class: analog_inputs
diff --git a/firmware/config/boards/hellen/hellen88bmw/prepend.txt b/firmware/config/boards/hellen/hellen88bmw/prepend.txt
index e03904aa22..b7a620b657 100644
--- a/firmware/config/boards/hellen/hellen88bmw/prepend.txt
+++ b/firmware/config/boards/hellen/hellen88bmw/prepend.txt
@@ -22,6 +22,7 @@
 #define ts_show_sd_pins false
 #define ts_show_injectionPinMode false
 #define ts_show_ignitionPinMode false
+#define ts_show_vbatt false
 
 #define show_test_presets false
 #define show_Frankenso_presets false