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B2008F0 — Function restriction, temperature – above limit value

Function restriction, temperature – above limit value. 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 B2008F0

Porsche Taycan

Exterior Sound ActuatorSound ActuatorRear Operating UnitDigital Matrix Light UnitLane Change Assist 2Instrument ClusterFront Corner Radar 1Front Corner Radar 2Information Control UnitLane Change AssistLock ElectronicsOTA Function Control UnitSound SystemTelematics Communication Unit

Porsche 911 (992)

SoundaktuatorBedienSG_vo (Bedieneinheit vorne)Control Unit Digital Matrix Light (ZDML)SWA2 (Spurwechselassistent 2)Kombi LGPADM (Dynamische Aggregatelagerung)Lift VA (Lift Vorderachse)MIB2 (Zentralrechner)SWA (Spurwechselassistent)Rear Axle SteeringDSP (Audioverstaerker)Telematics Communication UnitVTS (Diebstahlverfolgungssystem)

Porsche Panamera (971, 2017–2023)

Exterior Sound ActuatorSoundaktuatorBedienSG_hi (Bedieneinheit hinten)BedienSG_vo (Bedieneinheit vorne)SDC2 (Anzeige Bedieneinheit HL)SDC1 (Anzeige Bedieneinheit HR)SWA2 (Spurwechselassistent 2)MIB2 (Zentralrechner)SWA (Spurwechselassistent)GQS (Quersperre)DVD WechslerDSP (Audioverstaerker)Telematics Communication UnitTV TunerVTS (Diebstahlverfolgungssystem)

Porsche Panamera (972, 2024–)

Exterior Sound ActuatorSoundaktuatorBedienSG_hi (Bedieneinheit hinten)BedienSG_vo (Bedieneinheit vorne)Control Unit Digital Matrix Light (ZDML)MRR_HL (Radar HL)Kombi LGMRR_VR (Radar VR)MRR_VL (Radar VL)MIB3 (Zentralrechner)MRR_HR (Radar HR)GQS (Quersperre)DSP (Audioverstaerker)Telematics Communication Unit

Porsche Cayenne (9YA)

Exterior Sound ActuatorSoundaktuatorBedienSG_hi (Bedieneinheit hinten)BedienSG_vo (Bedieneinheit vorne)SDC2 (Anzeige Bedieneinheit HL)SDC1 (Anzeige Bedieneinheit HR)Control Unit Digital Matrix Light (ZDML)SWA2 (Spurwechselassistent 2)KombiMRR_VR (Radar VR)MRR_VL (Radar VL)MIB2 (Zentralrechner)SWA (Spurwechselassistent)GQS (Quersperre)DVD WechslerDSP (Audioverstaerker)Telematics Communication UnitVTS (Diebstahlverfolgungssystem)

How to read and clear B2008F0

  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 B2008F0 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

B177412Lineout, Short circuit to B+
B177413Lineout, Open circuit
B1774F0Lineout, Short circuit to each other
B184C00Release active
B200000Control unit – function restriction
B200500Coding
B201200Coding
B203400Warning – overtemperature
B203500Control unit, part number implausible
C104A4BTemperature - above limit value
C113C01Acoustic simulator - electrical fault
C113C13Acoustic simulator - open circuit

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.