2009 Audi S4 Service & Repair Manual

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The service and repair manual for the 2009 Audi S4 — the 4.2L V8 engine, 1 trim. 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 year2009
Engines
4.2L V8 — 254 cu in, DOHC
TrimsCabriolet Convertible 2-Door
Federal record1 recall · 0 complaints · 199 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2009 S4 manual

2009 Audi S4 service manual page 12009 Audi S4 service manual page 22009 Audi S4 service manual page 32009 Audi S4 service manual page 42009 Audi S4 service manual page 52009 Audi S4 service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 97
  • General Information 1,503
  • Accessories & Equipment 5,759
  • Heating, Ventilation & A/C (HVAC) 454
  • Body & Frame 3,035
  • Maintenance 161
  • Brakes 344
  • Restraints 588
  • Drivelines & Axles 846
  • Steering 856
  • Electrical 2,505
  • Suspension 1,330
  • Engine Mechanical 1,584
  • Transmission 103
  • Engine Performance 1,689
  • Front 200
  • Rear 200

04 / Known issuesRecalls on federal record for the 2009 S4

  1. Air Bags — frontal › passenger side › inflator module · 17V032000
    An inflator rupture may result in metal fragments striking the vehicle occupants resulting in seriou.

Owners have filed 0 complaints and Audi has issued 199 technical service bulletins for the 2009 S4. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2009 S4 manual

Is this manual specific to the 2009 S4?

Yes. It is the OEM manual matched to the 2009 model year, covering the 4.2L V8 across the Cabriolet Convertible 2-Door trims. Specifications and procedure sequences are the ones Audi published for this year.

What 2009 S4 problems does it help with?

1 recall is on federal record for the 2009 S4, 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 2009 S4 wiring diagrams?

Yes — the complete wiring diagrams for the 2009 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.

RelatedOther S4 years and 2009 Audi models

2015 S4 · 2014 S4 · 2013 S4 · 2012 S4 · 2011 S4 · 2010 S4 · 2008 S4 · 2007 S4 · 2006 S4 · 2005 S4 · 2004 S4 · all 27 years

2009 Audi A3 · 2009 Audi A3 Quattro · 2009 Audi A4 · 2009 Audi A4 Quattro · 2009 Audi A5 · 2009 Audi A5 Quattro · 2009 Audi A6 · 2009 Audi A6 Quattro · 2009 Audi A8 · 2009 Audi A8 Quattro · 2009 Audi Q5 · 2009 Audi Q7 · every 2009 model