2019 Audi A3 Service and Repair Manual

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Factory-Grade Data

2019 Audi A3 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.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • Prestige Sedan 4-Door
  • Select Sedan 4-Door
  • Premium Sedan 4-Door
  • Premium Plus Convertible 2-Door
  • Progressiv Sedan 4-Door
  • Premium Plus Sedan 4-Door
  • Komfort Convertible 2-Door
  • Dynamic Sedan 4-Door
  • Komfort Sedan 4-Door
  • S Line Sedan 4-Door
  • Prestige Convertible 2-Door
  • Titanium Sedan 4-Door
  • Select Convertible 2-Door
  • Progressiv Convertible 2-Door
  • S Line Convertible 2-Door
  • Premium Convertible 2-Door
  • Technik Convertible 2-Door

Engines covered

  • 2.0L 1984CC 121Cu. In. l4 GAS DOHC Turbocharged
  • 1.4L 1395CC 85Cu. In. l4 GAS 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

2019 Audi A3 Recalls & Complaints

NHTSA #21V19800022/03/2021Component: AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:FRONT PASSENGER

Volkswagen Group of America, Inc. (Audi) is recalling certain 2015-2020 Audi S3 Sedan, A3 Sedan, 2016-2018 A3 Etron, 2017-2020 RS3 Sedan, and 2015-2019 A3 Cabriolet vehicles. The passenger occupant d

Consequence

A deactivated passenger air bag increases the risk of injury during a crash.

Remedy

Dealers will replace the PODS sensor mat and update the PODS control module, free of charge. Owners

NHTSA #24V11000014/02/2024Component: FUEL SYSTEM, GASOLINE

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain front-wheel drive 2015-2020 Audi A3 Sedan, 2015-2019 Audi A3 Cabriolet, 2019-2020 Volkswagen Jetta GLI, 2018 Golf Sportwagen GP, 201

Consequence

A fuel leak in the presence of an ignition source increases the risk of a fire.

Remedy

Dealers will replace the suction pump, free of charge. Final owner notification letters for Audi ow

TSB #11032194

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

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 #11032131

This bulletin provides diagnostic information for the vehicle locking system.

TSB #11031064

This Reporting obligation requests that technicians contact the Technical Assistance Center (TAC) when the diagnostic tester refers to this reportin gobligation or to TPI 2033392.

TSB #11031053

This bulletin provides informaiton regarding the Universal Traffic Recorder.

TSB #11031051

This bulletin provides informaiotn about various infortainment system complaints.

TSB #11031040

This bulletin provides informaito when Apple CarPlay/Android Auto does not react to touch inputs.

Showing the 8 most recent of 619 technical service bulletins on file with NHTSA.

20251209Component: POWER TRAIN

The contact owns a 2019 Audi A3. The contact stated that while driving 65 MPH for a 50-mile trip, the message "Transmission Failure" displayed, and the check engine warning light illuminated. The tran

20250106Component: EXTERIOR LIGHTING

The headlight assembly failed and manufacturer accepts no responsibility and quoted astronomical repair cost. This should not have been an issue with such new components. I've seen many vehicles like

20240524Component: FUEL SYSTEM, GASOLINE

The contact owns a 2019 Audi A3. The contact received notification of NHTSA Campaign Number: 24V110000 (Fuel System, Gasoline); however, the part to do the recall repair was not yet available. The con

20240520Component: FUEL SYSTEM, GASOLINE

The contact owns a 2019 Audi A3. The contact received notification of NHTSA Campaign Number: 24V110000 (Fuel System, Gasoline) however, the part to do the recall repair was not yet available. The cont

20230304Component: FUEL/PROPULSION SYSTEM

My vehicle stalls while driving twice in a row several times a week. Check engine code P0148 indicating a fuel system error. Took my vehicle to the Audi Dealership but because my husband had cleared t

Showing the 5 most serious of 15 complaints filed with NHTSA.

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