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U19B100 — Right charging port door, LED module, temporary restriction

Right charging port door, LED module, temporary restriction. 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 U19B100

Porsche Taycan

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear U19B100

  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 U19B100 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

U15C900Safety module (FuSi), Function override
U167300High voltage charger, plug and charge function, communication error between vehicle and charging station
U16D300High voltage charger, pre-charging not successful
U16D400High voltage battery charger, plug and charge function – backend error
U16D600High voltage battery charger, plug and charge function – charger error
U19B000Left charging port door, LED module, temporary restriction
U300100Control unit – run-on fault

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.