diff --git a/right/src/bridge_protocol_scheduler.c b/right/src/bridge_protocol_scheduler.c
index af1567b..808443a 100644
--- a/right/src/bridge_protocol_scheduler.c
+++ b/right/src/bridge_protocol_scheduler.c
@@ -6,6 +6,7 @@
 #include "bridge_slaves/bridge_slave_uhk_module.h"
 #include "i2c.h"
 #include "i2c_addresses.h"
+#include "test_states.h"
 
 uint8_t currentBridgeSlaveId = 0;
 
@@ -17,6 +18,9 @@ bridge_slave_t bridgeSlaves[] = {
 
 static void bridgeProtocolCallback(I2C_Type *base, i2c_master_handle_t *handle, status_t status, void *userData)
 {
+    if (TestStates.disableI2c) {
+        return;
+    }
     bridge_slave_t *bridgeSlave = bridgeSlaves + currentBridgeSlaveId;
 
     bool isFinished = bridgeSlave->slaveHandler(bridgeSlave->moduleId);
diff --git a/right/src/usb_report_updater.c b/right/src/usb_report_updater.c
index 1e37994..d3ac037 100644
--- a/right/src/usb_report_updater.c
+++ b/right/src/usb_report_updater.c
@@ -4,12 +4,15 @@
 #include "layer.h"
 #include "usb_interfaces/usb_interface_mouse.h"
 #include "current_keymap.h"
+#include "test_states.h"
+#include "peripherals/test_led.h"
 
 static uint8_t activeLayer = LAYER_ID_BASE;
 static uint8_t mouseWheelDivisorCounter = 0;
 static uint8_t mouseSpeedAccelDivisorCounter = 0;
 static uint8_t mouseSpeed = 3;
 static bool wasPreviousMouseActionWheelAction = false;
+test_states_t TestStates;
 
 void processMouseAction(key_action_t action)
 {
@@ -68,6 +71,13 @@ void processMouseAction(key_action_t action)
     wasPreviousMouseActionWheelAction = isWheelAction;
 }
 
+void processTestAction(key_action_t testAction) {
+    if (testAction.test.testAction == TestAction_DisableI2c) {
+        TestStates.disableI2c = true;
+        TEST_LED_OFF();
+    }
+}
+
 void UpdateActiveUsbReports() {
 
     bzero(&UsbMouseReport, sizeof(usb_mouse_report_t));
@@ -124,6 +134,9 @@ void UpdateActiveUsbReports() {
                 case KEY_ACTION_MOUSE:
                     processMouseAction(action);
                     break;
+                case KEY_ACTION_TEST:
+                    processTestAction(action);
+                    break;
             }
         }
     }