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B2F1F00 — Development code 31

Development code 31. 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 B2F1F00

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear B2F1F00

  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 B2F1F00 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 Central Electrics

B2F0300Development code 3
B2F0400Development code 4
B2F0500Development code 5
B2F0600Development code 6
B2F0700Development code 7
B2F0900Development code 9
C102A29Park Assist – internal fault
C107E54Headlight beam adjustment – not taught
C108000Headlight – tourist mode active
C109C11PSM OFF button – short circuit to ground
C109C29PSM OFF button – signal implausible
C10A700Rolling test mode active

All 1472 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.