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C106AF0 — ABS valves supply voltage, implausible

ABS valves supply voltage, implausible. 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 C106AF0

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear C106AF0

  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 C106AF0 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 →

Download STEUER14 — free fault reading

Other codes of the Brake Electronics

C105700Right front tire, Tire pressure warning - flat tire
C105800Left rear tire, Tire pressure warning - too low
C105900Left rear tire, Tire pressure warning - flat tire
C105A00Right rear tire, Tire pressure warning - too low
C105B00Right rear tire, Tire pressure warning - flat tire
C106900Control difference
C106B29Wheel speed sensor, Implausible signal
C109C07ASR/ESP button, mechanical malfunction
C10A5F0ABS hydraulic unit, Brake affect too low
C10A700Rolling test mode active
C10BC01Left parking brake motor, Electrical error
C10BC04Left parking brake motor, faulty

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.