# C11A4 on the 2023 Porsche Cayenne

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name C11A4

- [11015094](https://open.wenmarpro.com/bulletins/11015094), 2025-03-05: Technical Information \- Flashing Function for Auxiliary Headlights Faulty / Fault Memory Entry "C11A401" in Control Unit for Headlight Bulb: Re\-Code Control Unit for Headlight Bulb \(231/24\)