2023 Audi A6 Service and Repair Manual

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Factory-Grade Data

2023 Audi A6 service and repair manual a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What's included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Select Sedan 4-Door

Engines covered

  • 2.0L 1984CC 121Cu. In. l4 MILD HYBRID EV-GAS (MHEV) DOHC Turbocharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2023 Audi A6 Recalls & Complaints

NHTSA #25V90000019/12/2025Component: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2026 vehicles. Please see the recall report for a complete list of models. A software error may prevent the rearview camera image fro

Consequence

A rearview image that does not display reduces the driver's view behind the vehicle, increasing the

Remedy

Dealers will update the software, free of charge. Owner notification letters were mailed January 14,

TSB #11032194

This bulletin is informational and contains information on the various warning lamps that may appear.

TSB #11032174

This bulletin provides information when there is an abnormal engine knocking noise from the engine compartment; V6 3.0L TFSI.

TSB #11032173

This bulletin provides information when there is an abnormal engine knocking noise from the engine compartment; V6 3.0L TFSI.

TSB #11032165

This bulletin provides informaiotn when the starter battery is discharged or defective.

TSB #11032137

This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool

TSB #11032136

This TSB provides information when the customer reports that the USB socket is missing, pushed in, or loose.

TSB #11032132

This bulletin provides information when there is an electrical system warning; DTC U046900 stored in the ECM.

TSB #11032131

This bulletin provides diagnostic information for the vehicle locking system.

Showing the 8 most recent of 923 technical service bulletins on file with NHTSA.

20251225Component: UNKNOWN OR OTHER

Was driving on the highway, all of a sudden showed a sign of transmission malfunction and started decelerating which I could safely navigate the vehicle to the side of the road, got the vehicle towed

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