2018 Audi A6 Service & Repair Manual

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The service and repair manual for the 2018 Audi A6 — 2.0L I4 and 1.8L I4 engines, 5 trims. Matched to this exact model year, so the specifications and sequences are the ones Audi published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year2018
Engines
2.0L I4 — 121 cu in, DOHC, turbocharged
1.8L I4 — 110 cu in, DOHC, turbocharged
TrimsPremium Sedan 4-Door · S Line Sedan 4-Door · Premium Plus Sedan 4-Door · Sport Sedan 4-Door · Luxury Sedan 4-Door
Other 2018 A6 variantsA6 Quattro →
Federal record2 recalls · 16 complaints · 531 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2018 A6 manual

2018 Audi A6 service manual page 12018 Audi A6 service manual page 22018 Audi A6 service manual page 32018 Audi A6 service manual page 42018 Audi A6 service manual page 52018 Audi A6 service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 126
  • General Information 3,660
  • Accessories & Equipment 5,749
  • Heating, Ventilation & A/C (HVAC) 1,003
  • Body & Frame 3,874
  • Maintenance 476
  • Brakes 534
  • Restraints 286
  • Drivelines & Axles 353
  • Steering 351
  • Electrical 1,139
  • Suspension 722
  • Engine Mechanical 1,800
  • Transmission 731
  • Engine Performance 1,773
  • Front 200
  • Rear 200

04 / Known issuesRecalls on federal record for the 2018 A6

  1. Fuel System, Gasoline — fuel injection system › fuel rail · 19V035000
    A fuel leak in the presence of an ignition source can increase risk of a fire.
  2. Air Bags — sensor › occupant classification · 18V370000
    If the pods module malfunctions, the front passenger air bag may not deploy properly in the event of.

Owners have filed 16 complaints and Audi has issued 531 technical service bulletins for the 2018 A6. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2018 A6 manual

Is this manual specific to the 2018 A6?

Yes. It is the OEM manual matched to the 2018 model year, covering the 2.0L I4 and 1.8L I4 across the Premium Sedan 4-Door, S Line Sedan 4-Door, Premium Plus Sedan 4-Door, Sport Sedan 4-Door, Luxury Sedan 4-Door trims. Specifications and procedure sequences are the ones Audi published for this year.

What 2018 A6 problems does it help with?

2 recalls are on federal record for the 2018 A6, covering fuel system, gasoline, air bags. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Audi dealers.

Does it include 2018 A6 wiring diagrams?

Yes — the complete wiring diagrams for the 2018 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $40.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

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