diff --git a/poulpe_ethercat_controller/src/register.rs b/poulpe_ethercat_controller/src/register.rs
index 48dde98..ad6fa09 100644
--- a/poulpe_ethercat_controller/src/register.rs
+++ b/poulpe_ethercat_controller/src/register.rs
@@ -138,6 +138,7 @@ impl BoardStatus {
                 } else if flags.motor_error_flags.iter().any(|x| {
                     x.contains(&MotorErrorFlag::LowBusVoltage)
                         || x.contains(&MotorErrorFlag::DriverFault)
+                        || x.contains(&MotorErrorFlag::DriverCommunicationFail)
                 }) {
                     Ok(BoardStatus::BusVoltageError)
                 } else if flags
@@ -153,6 +154,10 @@ impl BoardStatus {
                 } else if flags
                     .homing_error_flags
                     .contains(&HomingErrorFlag::AxisSensorReadFail)
+                    || flags
+                        .motor_error_flags
+                        .iter()
+                        .any(|x| x.contains(&MotorErrorFlag::AxisSensorCommunicationFail))
                 {
                     Ok(BoardStatus::SensorError)
                 } else {
diff --git a/poulpe_ethercat_controller/src/state_machine.rs b/poulpe_ethercat_controller/src/state_machine.rs
index b57f0c8..52649d1 100644
--- a/poulpe_ethercat_controller/src/state_machine.rs
+++ b/poulpe_ethercat_controller/src/state_machine.rs
@@ -91,6 +91,8 @@ pub enum MotorErrorFlag {
     LowBusVoltage = 6,
     DriverFault = 7,
     TemperatureSensorMalfunctionWarning = 8,
+    AxisSensorCommunicationFail = 9,
+    DriverCommunicationFail = 10,
 }
 
 // Error codes for the homing procedure