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C1246F3 — Electromechanical parking brake, not refaced

Electromechanical parking brake, not refaced. 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 C1246F3

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear C1246F3

  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 C1246F3 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

C11EFF0Steering assistance function, unexpected values from active steering
C11EFF1Power-assisted steering function - unexpected values from power steering
C11F1F0Brake system, Over press. protect. active
C11FC14Indicator light for electromechanical parking brake - open circuit/short circuit to ground
C124654Electromechanical parking brake, No basic setting
C1246F2Electromechanical parking brake, Extreme incline detected when closing
C1246F4Electromechanical parking brake, Not lowered correctly
C1246F5Electromechanical parking brake, Test bench mode active
C1246F6Electromechanical parking brake, Speed sensor malfunction
C1246F7Electromechanical parking brake, Excessive voltage
C1246F8Electromechanical parking brake, Insufficient voltage
C1246F9Electromechanical parking brake, Button interruption

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.