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C11CDF2 — LED channel 1 - electrical fault

LED channel 1 - electrical fault. 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 C11CDF2

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear C11CDF2

  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 C11CDF2 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 Light Control Left

C11C0F1Servo motor for headlight beam adjustment – short circuit
C11C0F3Servo motor for headlight beam adjustment – function restriction due to overtemperature
C11C0F4Servo motor for headlight beam adjustment – switch-off due to overtemperature
C11C215Turn signal electronics supply, Open circuit/short circuit to B+
C11CDF0LED channel 1 - current draw too high
C11CDF1LED channel 1 - current draw too low
C11CEF0LED channel 2, Output power too high
C11CEF1LED channel 2, Output power too low
C11CEF2LED channel 2 - electrical fault
C11CFF0LED channel 3 - current draw too high
C11CFF1LED channel 3 - current draw too low
C11CFF2LED channel 3 - electrical fault

All 223 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.