2018 Audi A6 Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $29.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 2018 Audi A6
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$29.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

2018 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

  • Premium Sedan 4-Door
  • S Line Sedan 4-Door
  • Premium Plus Sedan 4-Door
  • Sport Sedan 4-Door
  • Luxury Sedan 4-Door

Engines covered

  • 2.0L 1984CC 121Cu. In. l4 GAS DOHC Turbocharged
  • 1.8L 1798CC 110Cu. 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

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

2018 Audi A6 Recalls & Complaints

NHTSA #19V03500016/01/2019Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

Volkswagen Group of America, Inc. (Audi) is recalling certain 2016-2018 Q7, A6 and A7 vehicles, and 2015-2018 Audi A8 vehicles. The left and right fuel rails may leak fuel.

Consequence

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

Remedy

Audi has notified owners, and dealers will replace the left and right fuel rail, free of charge. Th

NHTSA #18V37000004/06/2018Component: AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2018 Audi S6 and S7, 2012-2018 A7 and A6 Sedan, and 2014-2018 RS7 vehicles equipped with basic seats (with or without heating).

Consequence

If the PODS module malfunctions, the front passenger air bag may not deploy properly in the event of

Remedy

Volkswagen will notify owners, and dealers will install a PODS system repair kit, free of charge. T

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 #11031003

This bulletin provides information when the hydraulic pump cannot be adapted - P17EF00 in gearbox control unit.

Showing the 8 most recent of 666 technical service bulletins on file with NHTSA.

20260312Component: ELECTRICAL SYSTEMFire reported

February 27, at approximately 1:20am my vehicle caught fire while parked in the driveway after sitting for about 9 hours. The fire originated near the gas tank. The fire department was called, there i

20260312Component: FUEL/PROPULSION SYSTEMFire reported

February 27, at approximately 1:20am my vehicle caught fire while parked in the driveway after sitting for about 9 hours. The fire originated near the gas tank. The fire department was called, there i

20260312Component: UNKNOWN OR OTHERFire reported

February 27, at approximately 1:20am my vehicle caught fire while parked in the driveway after sitting for about 9 hours. The fire originated near the gas tank. The fire department was called, there i

20260312Component: AIR BAGS

Audi is unable to correct the recall repairs despite several attempts by us to schedule. Advised parts are no longer available and were not available during 2 previous attempts to repair.

20240327Component: ENGINE

2018 Audi A6 3.0T diagnosed a coolant leak due to water pump failure at less than 43k miles on March 27, 2024. In July 2023 (at less than 39k miles), the vehicle's thermostat was replaced due to a coo

Showing the 5 most serious of 16 complaints filed with NHTSA.

All Model Years

Other Years of the Audi A6

Need a manual for a different year? Browse every Audi A6 we cover.

Explore More

More Audi Models

Browse service and repair manuals for other Audi models in our catalog.