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U000200 — High Speed CAN Communication Bus, Performance

High Speed CAN Communication Bus, Performance. The Taycan, 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 U000200

Porsche Taycan

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear U000200

  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 U000200 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 On-Board Charger

P33EB00High-voltage battery management system – fault memory entry available
P33EC00AC charging socket proximity switch – electrical fault
P33ED00Combination charging socket – proximity short to ground
P33EF00A/C not possible, Charge state too low
P33F000High-voltage system activation, Malfunction
P33F100High-voltage system deactivation, Malfunction
U002800Hybrid CAN bus – faulty
U002900Hybrid CAN bus - no communication
U030000Control unit, incorrect coding
U033700Software Incompatibility with Battery Charger Control Module
U101100Supply voltage – too low
U101200Supply voltage – too high

All 221 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.