2020 Audi S3 Service & Repair Manual

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The service and repair manual for the 2020 Audi S3 — the 2.0L I4 engine, 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 year2020
Engines
2.0L I4 — 121 cu in, DOHC, turbocharged
TrimsPremium Sedan 4-Door · Base Sedan 4-Door · Progressiv Sedan 4-Door · Premium Plus Sedan 4-Door · Technik Sedan 4-Door
Federal record1 recall · 1 complaints · 573 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2020 S3 manual

2020 Audi S3 service manual page 12020 Audi S3 service manual page 22020 Audi S3 service manual page 32020 Audi S3 service manual page 42020 Audi S3 service manual page 52020 Audi S3 service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 63
  • General Information 2,547
  • Accessories & Equipment 4,057
  • Heating, Ventilation & A/C (HVAC) 1,602
  • Body & Frame 2,514
  • Maintenance 274
  • Brakes 444
  • Restraints 444
  • Drivelines & Axles 242
  • Steering 174
  • Differentials & Drive Axles 48
  • Electrical 644
  • Suspension 760
  • Engine Mechanical 34
  • Transmission 268
  • Engine Performance 533

04 / Known issuesRecalls on federal record for the 2020 S3

  1. Air Bags — sensor › occupant classification › front passenger · 21V198000
    A deactivated passenger air bag increases the risk of injury during a crash.

Owners have filed 1 complaints and Audi has issued 573 technical service bulletins for the 2020 S3. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2020 S3 manual

Is this manual specific to the 2020 S3?

Yes. It is the OEM manual matched to the 2020 model year, covering the 2.0L I4 across the Premium Sedan 4-Door, Base Sedan 4-Door, Progressiv Sedan 4-Door, Premium Plus Sedan 4-Door, Technik Sedan 4-Door trims. Specifications and procedure sequences are the ones Audi published for this year.

What 2020 S3 problems does it help with?

1 recall is on federal record for the 2020 S3, covering 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 2020 S3 wiring diagrams?

Yes — the complete wiring diagrams for the 2020 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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