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Powertrain

P0328

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

9

Original wording in English

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AUDI

This bulletin provides information when there is a Drive System Malfunction, DTCs related to Knock Sensor P0327, P0332, P0328, P0333 - V6 TFS.

07-133-18 ↗

SUBARU

This Service Information Bulletin announces design changes to the engine?s knock sensor which will help improve vehicle assembly line efficiency and increase durability. In some cases, the Check Engine light may illuminate and a knock sensor-related DTC set in the ECM memory: P0327, P0328, P0332 and P0333. The knock sensor for D…

A011868 ↗

AUDI

This bulletin contains a software update to correct a MIL on with DTC P033300, P132200, P132400, and/or P032800.

AUDI

This bulletin contains a software update to correct a MIL on with DTC P033300, P132200, P132400, and/or P032800.

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
AudiA6 ↗2025
AudiA6 ↗2024
AudiA6 ↗2023
AudiA6 ↗2022
AudiA6 ↗2021
AudiA6 ↗2020
AudiA6 ↗2019
AudiA6 ALLROAD ↗2026

Code meaning and manufacturer information

Original wording in English · Historical directory labels; manufacturer applicability has not been established for every entry.

Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)

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.