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B200FF1 — Control unit – function restriction

Control unit – function restriction. 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 B200FF1

Porsche Taycan

Brake ElectronicsCentral ElectricsDigital Matrix Light UnitLane Change Assist 2Driver Monitoring SystemFront Assist CameraLane Change AssistRoll Control SystemSteering Assist

Porsche 911 (992)

Brake ElectronicsBCM1 (Body Control Module 1)Control Unit Digital Matrix Light (ZDML)SWA2 (Spurwechselassistent 2)Driver Monitoring System 2ZFAS (Zentrales Fahrer Assistenz System)SWA (Spurwechselassistent)Steering Assist

Porsche Panamera (971, 2017–2023)

Brake ElectronicsBCM1 (Body Control Module 1)SWA2 (Spurwechselassistent 2)BVS (Bildverarbeitungssystem)SWA (Spurwechselassistent)eAWS1 (elektrische Aktive Wank Stabilisierung 1)Steering Assist

Porsche Panamera (972, 2024–)

Brake ElectronicsBCM1 (Body Control Module 1)Control Unit Digital Matrix Light (ZDML)MRR_HL (Radar HL)Driver Monitoring System 2ZFAS (Zentrales Fahrer Assistenz System)MRR_HR (Radar HR)Steering Assist

Porsche Cayenne (9YA)

Brake ElectronicsBCM1 (Body Control Module 1)Control Unit Digital Matrix Light (ZDML)SWA2 (Spurwechselassistent 2)Driver Monitoring System 2ZFAS (Zentrales Fahrer Assistenz System)SWA (Spurwechselassistent)eAWS1 (elektrische Aktive Wank Stabilisierung 1)Steering Assist

How to read and clear B200FF1

  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 B200FF1 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 Brake Electronics

B147031Brake electronics – no signal from rear spoiler
B184C00Release active
B1CD496SFD (Vehicle Diagnostic Protection), internal fault
B200000Control unit – function restriction
B200500Coding
B200FF0Control unit – function restriction
B200FF2Internal malfunction
B200FF7Internal malfunction
B200FF8Internal malfunction
B202500Coding
B202700Coding
B2F0100Development code 1

All 317 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.