diff --git a/firmware/config/boards/hellen/alphax-4chan/board_configuration.cpp b/firmware/config/boards/hellen/alphax-4chan/board_configuration.cpp
index 2108eb10c7..859adb9a32 100644
--- a/firmware/config/boards/hellen/alphax-4chan/board_configuration.cpp
+++ b/firmware/config/boards/hellen/alphax-4chan/board_configuration.cpp
@@ -94,7 +94,10 @@ static void setupDefaultSensorInputs() {
 	engineConfiguration->camInputs[0] = GPIO_UNASSIGNED;
 
 	engineConfiguration->tps1_1AdcChannel = H144_IN_TPS;
-	engineConfiguration->tps2_1AdcChannel = EFI_ADC_NONE;
+	engineConfiguration->tps2_1AdcChannel = H144_IN_AUX1;
+
+	engineConfiguration->throttlePedalPositionAdcChannel = H144_IN_PPS;
+	engineConfiguration->throttlePedalPositionSecondAdcChannel = H144_IN_AUX2;
 
 	engineConfiguration->mafAdcChannel = EFI_ADC_NONE;
 	engineConfiguration->map.sensor.hwChannel = H144_IN_MAP2;
diff --git a/firmware/config/boards/hellen/alphax-4chan/connectors/alphax-4chan.jpg b/firmware/config/boards/hellen/alphax-4chan/connectors/alphax-4chan.jpg
new file mode 100644
index 0000000000..b812a70a44
Binary files /dev/null and b/firmware/config/boards/hellen/alphax-4chan/connectors/alphax-4chan.jpg differ
diff --git a/firmware/config/boards/hellen/alphax-4chan/connectors/alphax-4chan.xcf b/firmware/config/boards/hellen/alphax-4chan/connectors/alphax-4chan.xcf
new file mode 100644
index 0000000000..7cd73e261c
Binary files /dev/null and b/firmware/config/boards/hellen/alphax-4chan/connectors/alphax-4chan.xcf differ
diff --git a/firmware/config/boards/hellen/alphax-4chan/connectors/main.yaml b/firmware/config/boards/hellen/alphax-4chan/connectors/main.yaml
index f8c70a628c..a7ab5d1b53 100644
--- a/firmware/config/boards/hellen/alphax-4chan/connectors/main.yaml
+++ b/firmware/config/boards/hellen/alphax-4chan/connectors/main.yaml
@@ -203,7 +203,49 @@ pins:
     ts_name: C8 - Idle
     color: purple
 
+  - pin: D4
+    # H144_IN_AUX1
+    id: EFI_ADC_8
+    class: analog_inputs
+    function: TPS2 Sensor Input
+    ts_name: D4 - TPS2
+    color: orange
+
+  - pin: D5
+    # IN_PPS
+    id: EFI_ADC_3
+    class: analog_inputs
+    function: PPS Sensor Input
+    ts_name: D5 - PPS
+    color: orange
+
+  - pin: F6
+    # H144_IN_AUX2
+    id: EFI_ADC_14
+    class: analog_inputs
+    function: PPS2 Sensor Input
+    ts_name: F6 - PPS2
+    color: orange
+
+  - pin: E8
+    function: ETB negative
+    type: etb
+
+  - pin: F8
+    function: ETB positive
+    type: etb
+
 info:
   title: AlphaX 4chan
   name: AlphaX 4chan
   board_url: https://rusefi.com/s/4chan
+  image:
+    file: alphax-4chan.jpg
+  pins:
+    - pin: A8
+      x: 197
+      y: 150
+
+    - pin: D8
+      x: 998
+      y: 150