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P05DC00 — Brake pedal travel sensor 2 - implausible signal

Brake pedal travel sensor 2 - implausible signal. 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 P05DC00

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear P05DC00

  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 P05DC00 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

C200800Steering-angle sensor, signal qualification
P050F00Brake Assist Vacuum Too Low
P056000Terminal 30 power supply – signal implausible
P056200Supply voltage - voltage too low
P056300Supply voltage too high
P057100Brake light switch - signal implausible
P05FF00Brake pressure sensor / brake pedal travel sensor - deviation
P060100Function restriction
P060200Programming
P060400Control unit - function restriction
P060600Control unit defective
P060700Ctrl. module 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.