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B184C00 — Release active

Release active. The Taycan, 911 (992), Panamera (971), Panamera (972) and Cayenne report this code; below is which control unit sets it on each model and how to read and clear it.

Which models and control units set B184C00

Porsche Taycan

Exterior Sound ActuatorSound ActuatorAerodynamics Control UnitAirbagAntenna Control ModuleOn-Board Charger 2On-Board ChargerMatrix Headlamp LeftMatrix Headlamp RightRear Operating UnitBrake ElectronicsBrake BoosterComfort System ModuleMobile Device ChargerChassis ControlInstrument ClusterDC/DC ConverterDriver Monitoring SystemDrive Motor Control ModuleEngine Control Module 1GatewayInformation Control UnitLock ElectronicsOTA Function Control UnitRear Axle SteeringRoll Control SystemSteering AssistTelematics Communication UnitTelematics Diagnostic UnitThermal ManagementTyre Pressure MonitorTrailer Function

Porsche 911 (992)

SoundaktuatorAerodynamics Control UnitSC (Airbag)All-Wheel Drive ControlDDA (Digitale Dachantenne)Battery Energy Control ModuleBeamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightBedienSG_vo (Bedieneinheit vorne)Brake ElectronicsEBKV (Bremskraftverstaerker)BCM2 (Body Control Module 2)Ladegeraet 1 fuer mobile EndgeraeteChassis ControlKombi LGDriver Monitoring System 2Drive Motor Control ModuleEngine Control Module 1GatewayRear Axle SteeringRoll Control System 2Steering AssistELV – Electric Steering LockTelematics Communication UnitTME (Thermomanagement)RDK (Reifendruckkontrolle)PDK TransmissionWCU – Water Tank Control Unit

Porsche Panamera (971, 2017–2023)

Exterior Sound ActuatorSoundaktuatorSC (Airbag)On-Board ChargerBattery Energy Control ModuleBedienSG_hi (Bedieneinheit hinten)BedienSG_vo (Bedieneinheit vorne)Brake ElectronicsEBKV (Bremskraftverstaerker)BCM2 (Body Control Module 2)Mobile Device ChargerChassis ControlDrive Motor Control ModuleEngine Control Module 1GatewayGQS (Quersperre)Rear Axle SteeringSteering AssistELV – Electric Steering LockTelematics Communication UnitTME (Thermomanagement)RDK (Reifendruckkontrolle)AAG (Anhaenger)PDK Transmission

Porsche Panamera (972, 2024–)

Exterior Sound ActuatorSoundaktuatorSC (Airbag)DDA (Digitale Dachantenne)On-Board ChargerBattery Energy Control ModuleBeamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightBedienSG_hi (Bedieneinheit hinten)BedienSG_vo (Bedieneinheit vorne)Brake ElectronicsEBKV (Bremskraftverstaerker)BCM2 (Body Control Module 2)Mobile Device ChargerMobile Device Charger 2Chassis ControlKombi LGDriver Monitoring System 2Drive Motor Control ModuleEngine Control Module 1GatewayImage Processing ElectronicsMIB3 (Zentralrechner)GQS (Quersperre)Rear Axle SteeringeAWS1 (elektrische Aktive Wank Stabilisierung 1)Steering AssistELV – Electric Steering LockTelematics Communication UnitTelematics Diagnostic UnitTME (Thermomanagement)RDK (Reifendruckkontrolle)AAG (Anhaenger)PDK TransmissionWCU – Water Tank Control Unit

Porsche Cayenne (9YA)

Exterior Sound ActuatorSoundaktuatorAerodynamics Control UnitSC (Airbag)All-Wheel Drive ControlDDA (Digitale Dachantenne)On-Board ChargerBattery Energy Control ModuleBeamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightBedienSG_hi (Bedieneinheit hinten)BedienSG_vo (Bedieneinheit vorne)Brake ElectronicsEBKV (Bremskraftverstaerker)BCM2 (Body Control Module 2)Mobile Device ChargerChassis ControlKombiDriver Monitoring System 2Drive Motor Control ModuleEngine Control Module 1GatewayGQS (Quersperre)Rear Axle SteeringSteering AssistELV – Electric Steering LockTelematics Communication UnitTelematics Diagnostic UnitTME (Thermomanagement)RDK (Reifendruckkontrolle)AAG (Anhaenger)WCU – Water Tank Control Unit

How to read and clear B184C00

  1. Plug a standard ENET (Ethernet-to-OBD) cable into your Porsche's OBD port and your Mac or Windows PC.
  2. Open STEUER14, pick your car and run a fault scan: every control unit is read, and B184C00 shows with its status, its full description and the freeze frame when the unit stores one.
  3. Fix the cause first, then clear the fault memory and scan again to check it stays away. Reading and clearing fault codes is free on every control unit.

More about fault memory in the manual →

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Other codes of the Exterior Sound Actuator

B177313Button, LED indicator – open circuit
B1773F0LED, Short circuit to each other
B177411Lineout, Short circuit to ground
B177412Lineout, Short circuit to B+
B177413Lineout, Open circuit
B1774F0Lineout, Short circuit to each other
B200000Control unit – function restriction
B200500Coding
B2008F0Function restriction, temperature – above limit value
B201200Coding
B203400Warning – overtemperature
B203500Control unit, part number implausible

All 50 codes of this control unit →

Fault names come from the manufacturer's diagnostic data. STEUER14 is independent and not affiliated with Porsche AG. A code tells you what a control unit detected, not always which part failed — check wiring, supply voltage and related codes before replacing parts. STEUER14 shows each fault's full description, status and freeze frame on the car.