diff --git a/src/network/packets.h b/src/network/packets.h
index a52b4888..8bb2561d 100644
--- a/src/network/packets.h
+++ b/src/network/packets.h
@@ -67,8 +67,14 @@
 #define PACKET_INSPECTION_DATATYPE_INT 1
 #define PACKET_INSPECTION_DATATYPE_FLOAT 2
 
+// From the SH-2 interface that BNO08x use.
 enum class PacketErrorCode : uint8_t {
-	SENSOR_TIMEOUT = 1,
+	NOT_APPLICABLE = 0,
+	POWER_ON_RESET = 1,
+	INTERNAL_SYSTEM_RESET = 2,
+	WATCHDOG_TIMEOUT = 3,
+	EXTERNAL_RESET = 4,
+	OTHER = 5,
 };
 
 #endif  // SLIMEVR_PACKETS_H_
diff --git a/src/sensors/icm20948sensor.cpp b/src/sensors/icm20948sensor.cpp
index c4e466a4..4466b513 100644
--- a/src/sensors/icm20948sensor.cpp
+++ b/src/sensors/icm20948sensor.cpp
@@ -331,7 +331,7 @@ void ICM20948Sensor::checkSensorTimeout() {
 		);
 		networkConnection.sendSensorError(
 			this->sensorId,
-			static_cast<uint8_t>(PacketErrorCode::SENSOR_TIMEOUT)
+			static_cast<uint8_t>(PacketErrorCode::WATCHDOG_TIMEOUT)
 		);
 		lastData = currenttime;
 	}
diff --git a/src/sensors/softfusion/softfusionsensor.h b/src/sensors/softfusion/softfusionsensor.h
index a38b259d..ca563db4 100644
--- a/src/sensors/softfusion/softfusionsensor.h
+++ b/src/sensors/softfusion/softfusionsensor.h
@@ -215,7 +215,7 @@ class SoftFusionSensor : public Sensor {
 		);
 		networkConnection.sendSensorError(
 			this->sensorId,
-			static_cast<uint8_t>(PacketErrorCode::SENSOR_TIMEOUT)
+			static_cast<uint8_t>(PacketErrorCode::WATCHDOG_TIMEOUT)
 		);
 	}