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U11FB00 — Sunlight photo sensor, No communication

Sunlight photo sensor, No communication. 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 U11FB00

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear U11FB00

  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 U11FB00 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 Central Electrics

U11D300Right rear light for door rack lighting, No communication
U11D400Right rear light for door rack lighting, implausible message
U11D500Left front light for door speaker lighting, No communication
U11D600Left front light for door speaker lighting, implausible message
U11D700Right front light for door speaker lighting, No communication
U11D800Right front light for door speaker lighting, implausible message
U11FC00Windshield washer pump – no communication
U11FD00Windshield washer pump – message implausible
U11FE00Ctrl. mod. for fragrance sys., No communication
U11FF00Ctrl. mod. for fragrance sys., implausible message
U120300Rear ambient light, front left door panel (AL11) – no communication
U120400Rear ambient light, front left door panel (AL11) – message implausible

All 1472 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.