2008 Audi S8 Service and Repair Manual

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Factory-Grade Data

2008 Audi S8 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

  • Base Sedan 4-Door

Engines covered

  • 5.2L 5204CC V10 GAS DOHC Naturally Aspirated

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

2008 Audi S8 Recalls & Complaints

NHTSA #16V41500009/06/2016Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2007-2009 Audi A8 and S8 vehicles. The sunroof glass on the affected vehicles may not be properly secured to the sunroof

Consequence

If the glass detaches from the sunroof frame it could be come a road hazard, increasing the risk of

Remedy

Volkswagen will notify owners, and dealers will install additional adhesive between the sunroof glas

TSB #11002234

This bulletin provides information when the exterior trunk handle is inoperative.

TSB #11002134

This bulletin provides information when the exterior trunk handle is inoperative.

TSB #10250322

This bulletin provides information pertaining to MMI Navigation database concerns.

TSB #10248208

This bulletin provides information when the parking assistance provides false warnings.

TSB #10246152

This bulletin provides general information about the outside air temperature reading.

TSB #10245285

This bulletin provides information on the VAS 611 015 PICO-NVH tool for professional noise analysis.

TSB #10244595

This bulletin provides information pertaining to when there are foreign objects inside of a headlight or taillight.

TSB #10244517

This bulletin provides damage assessment guidelines for textile seat covers.

Showing the 8 most recent of 201 technical service bulletins on file with NHTSA.

20241210Component: VISIBILITY/WIPER

There is a possibility that the sunroof glass may detach from the vehicle's frame, posing a road hazard and increasing the risk of an accident.

20220112Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

The contact owns a 2008 Audi S8. The vehicle had previously been serviced under NHTSA Campaign Number: 16V415000 (Visibility). The contact stated that while driving at 85 MPH, the sunroof glass detach

20200628Component: FUEL/PROPULSION SYSTEM

AFTER A PERIOD OF ACCELERATION ON THE HIGHWAY, THE GAS PEDAL WAS RELEASED, BUT THE CAR CONTINUED TO ACCELERATE OUT OF CONTROL. APPLYING THE BRAKE PEDAL DID NOT STOP THE CAR, AND THE ACCELERATION STOPP

20200628Component: VEHICLE SPEED CONTROL

AFTER A PERIOD OF ACCELERATION ON THE HIGHWAY, THE GAS PEDAL WAS RELEASED, BUT THE CAR CONTINUED TO ACCELERATE OUT OF CONTROL. APPLYING THE BRAKE PEDAL DID NOT STOP THE CAR, AND THE ACCELERATION STOPP

20191219Component: VISIBILITY:SUN/MOON ROOF ASSEMBLY

TL* THE CONTACT OWNS A 2008 AUDI S8. WHILE DRIVING APPROXIMATELY 70 MPH, A SUDDEN BOOMING SOUND WAS HEARD. THROUGH THE REARVIEW MIRROR, THE DRIVER COULD SEE THAT THE GLASS SUN ROOF WAS AIRBORNE. AFTER

Showing the 5 most serious of 6 complaints filed with NHTSA.

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