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Chassis

C12BF

Code meaning and manufacturer information

OBD-II / DTC

Reference meaning

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

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Manufacturer communications

7

Original wording in English

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AUDI

This bulletin provides information when multiple driver assistance systems are offline, short range radar; DTC C12BFF2 (1289).

AUDI

This bulletin provides information when DTC C12BFF0 is stored in the lane change modeul or the radar sensor; intersection assist/lane change assist are inoperable.

AUDI

This bulletin provides information for when the intersection/lane change assist is inoperative; DTC C12BFF0 may be stored.

AUDI

This bulletin contains a software update that address when intersection assist/ lane assist are inop with DTC C12BFF0.

Check vehicle applicability

149

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

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MakeModelModel year
AudiA5 ↗2025
AudiA6 ↗2025
AudiA6 ↗2024
AudiA6 ↗2023
AudiA6 ↗2022
AudiA6 ↗2021
AudiA6 ↗2020
AudiA6 ↗2019

Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.