2018 Audi Q3 Service and Repair Manual

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Factory-Grade Data

2018 Audi Q3 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

  • S Line Sport Utility 4-Door
  • Premium Sport Utility 4-Door
  • Technik Sport Utility 4-Door
  • Premium Plus Sport Utility 4-Door
  • Select Sport Utility 4-Door
  • Progressiv Sport Utility 4-Door
  • Komfort Sport Utility 4-Door

Engines covered

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

2018 Audi Q3 Recalls & Complaints

NHTSA #19V38500023/05/2019Component: EXTERIOR LIGHTING:TURN SIGNAL

Volkswagen Group of America, Inc. (Audi) is recalling certain 2016-2018 Audi Q3 vehicles equipped with LED headlights. An inoperable front turn signal may not illuminate an indicator, failing to aler

Consequence

Without an indicator informing the driver of an inoperable turn signal, the driver may turn or chang

Remedy

Audi will notify owners, and dealers will update the body control module (BCM), free of charge. The

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.

TSB #11030987

This bulletin provides information about where to download the Audi frequency app.

Showing the 8 most recent of 555 technical service bulletins on file with NHTSA.

20260223Component: TIRES

The contact owns a 2018 Audi Q3 equipped with Continental Tires, Tire Line: Conti ProContact, Tire Size: 255/40/19, DOT Number: (NA). While driving at an undisclosed speed, the contact experienced a b

20240712Component: ENGINE

The contact owns a 2018 Audi Q3. The contact stated while driving at an undisclosed speed, the vehicle stalled with the check engine warning light illuminated. The vehicle was restarted; however, the

20240203Component: AIR BAGS

Steering wheel clicking and accessories and functions not working along with airbag (malfunction) light illuminated on 2018 Audi Q3 with 66,000 miles.

20240202Component: ELECTRICAL SYSTEM

The entire air conditioning system had to be replaced at the tune of $2422. The car is only 5 1/2 years old and it was not covered under warranty. I have researched this issue online and there are num

20231113Component: POWER TRAIN

In 2020, Volkswagen Group of America, Inc. extended the warranty on its transfer case for 2011 - 2018 Porsche Cayenne and Macan models. This was in response to what one article described as “[m]any

Showing the 5 most serious of 30 complaints filed with NHTSA.

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