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B2F0100 — Development code 1

Development code 1. 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 B2F0100

Porsche Taycan

Aerodynamics Control UnitAirbagAir ConditioningOn-Board ChargerMatrix Headlamp LeftMatrix Headlamp RightBrake ElectronicsBrake BoosterCentral ElectricsChassis ControlSunroof Control ModuleDigital Matrix Light UnitDC/DC Converter 2DC/DC ConverterDrive Motor Control ModuleFront Assist CameraLane Change AssistLaser ScannerRear Axle SteeringSeat Module, DriverSeat Module, PassengerSteering AssistSteering Column ElectronicsTyre Pressure MonitorTrailer Function

Porsche 911 (992)

Aerodynamics Control UnitSC (Airbag)All-Wheel Drive ControlBattery Energy Control ModuleBeamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightBrake ElectronicsEBKV (Bremskraftverstaerker)BCM1 (Body Control Module 1)Chassis ControlSAD (Schiebedach)Control Unit Digital Matrix Light (ZDML)Drive Motor Control ModuleZFAS (Zentrales Fahrer Assistenz System)SWA (Spurwechselassistent)Seat Module, DriverSeat Module, PassengerSteering AssistSteering Column ElectronicsRDK (Reifendruckkontrolle)

Porsche Panamera (971, 2017–2023)

Aerodynamics Control UnitSC (Airbag)Air ConditioningOn-Board ChargerBattery Energy Control ModuleBrake ElectronicsEBKV (Bremskraftverstaerker)BCM1 (Body Control Module 1)Chassis ControlSAD2 (Schiebedach2)SAD (Schiebedach)DCDC 48V (Spannungswandler 48V)Drive Motor Control ModuleGatewaySWA (Spurwechselassistent)LCM_L (Lichtsteuerung links)LCM_R (Lichtsteuerung rechts)Rear Axle SteeringSeat Module, DriverSeat Module, PassengerSeat Control Module, Rear Driver SideSeat Control Module, Rear Passenger SideSteering AssistSteering Column ElectronicsRDK (Reifendruckkontrolle)AAG (Anhaenger)

Porsche Panamera (972, 2024–)

Aerodynamics Control UnitSC (Airbag)Air ConditioningOn-Board ChargerBattery Energy Control ModuleBeamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightBrake ElectronicsEBKV (Bremskraftverstaerker)BCM1 (Body Control Module 1)Chassis ControlSAD2 (Schiebedach)SAD (Schiebedach)Control Unit Digital Matrix Light (ZDML)Drive Motor Control ModuleZFAS (Zentrales Fahrer Assistenz System)MRR_HR (Radar HR)Rear Axle SteeringSeat Module, DriverSeat Module, PassengerSeat Control Module, Rear Driver SideSeat Control Module, Rear Passenger SideSteering AssistSteering Column ElectronicsRDK (Reifendruckkontrolle)AAG (Anhaenger)

Porsche Cayenne (9YA)

Aerodynamics Control UnitSC (Airbag)Air ConditioningAll-Wheel Drive ControlAEM – Active Engine MountsOn-Board ChargerBattery Energy Control ModuleBeamer Module Matrix Headlamp LeftBeamer Module Matrix Headlamp RightBrake ElectronicsEBKV (Bremskraftverstaerker)BCM1 (Body Control Module 1)Chassis ControlSAD (Schiebedach)Control Unit Digital Matrix Light (ZDML)DCDC 48V (Spannungswandler 48V)Drive Motor Control ModuleZFAS (Zentrales Fahrer Assistenz System)GatewaySWA (Spurwechselassistent)LCM_L (Lichtsteuerung links)LCM_R (Lichtsteuerung rechts)Rear Axle SteeringSeat Module, DriverSeat Module, PassengerSteering AssistSteering Column ElectronicsRDK (Reifendruckkontrolle)AAG (Anhaenger)

How to read and clear B2F0100

  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 B2F0100 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 Aerodynamics Control Unit

B200000Control unit – function restriction
B200100Control unit – wrong software version
B200500Coding
B201200Coding
B201800Authentication of a function, failed
B201C00Supply voltage, Implausible signal
B2F0200Development code 2
B2F0300Development code 3
B2F0400Development code 4
B2F0500Development code 5
B2F0600Development code 6
B2F0700Development code 7

All 305 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.