2012 Audi S4 Service and Repair Manual

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Fits the 2012 S4 — Base Sedan 4-Door ·
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2012 Audi S4 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

  • 3.0L 2995CC 183Cu. In. V6 GAS DOHC Supercharged
  • 3.0L 2995CC V6 GAS DOHC Supercharged

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
NHTSA #15V01900020/01/2015Component: FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain model year 2011-2012 Audi S4, S5, Q7, 2012 Audi A6, Volkswagen Touareg Hybrid, and 2012-2013 Audi A7 vehicles. In the affected vehi

Consequence

A fuel leak in the injection system in the presence of an ignition source, increases the risk of a f

Remedy

Volkswagen will notify owners, and dealers will replace the fuel rails and corresponding seals, free

TSB #11033457

This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the issue: The ODIS Audi Brand update 2.41.1 is setting a ODS5003E

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 #11031051

This bulletin provides informaiotn about various infortainment system complaints.

TSB #11030986

This bulletin provides informaiton when there is a delay when switching from reverse gear to drive after repairs or software updates.

TSB #11030985

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

TSB #11030984

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

Showing the 8 most recent of 642 technical service bulletins on file with NHTSA.

20180906Component: FUEL/PROPULSION SYSTEMFire reported

COOLANT PUMP BLEW OUT CAUSING THE ENGINE TO OVERHEAT.

20180509Component: FUEL/PROPULSION SYSTEMFire reported

MY COOLANT PUMP WENT OUT AND OVERHEATED THE CAR. THE COOLANT LEAKED OUT. MY CAR ONLY HAS 60K MILES ON IT. AUDI RECENTLY RECALLED COOLANT PUMPS FOR THIS VERY REASON ON THE A4, A5, A6 BUT HAVENT MADE TH

20190927Component: POWER TRAIN

CIRCUIT BOARD ON THE MECHATRONICS UNIT FAILED AND CAR IS UNDER 100K MILES. SUDDEN SHAKING AND BANGING ON THE HIGHWAY WHEN GIVING IT GAS ABOVE 30. FREQUENT JOLTS, DANGEROUS TO DRIVE...

20190824Component: POWER TRAIN

THE DSG TRANSMISSION IN MY AUDI S4 EXPERIENCES ABRUPT JERKING FROM 2ND TO 1ST GREAT WHILE DECELERATING. IT ALSO JERKS AND FEELS LIKE IT IS BEING HIT WHILE SHIFTING FROM 1ST TO 2ND WHEN ACCELERATING NO

20190731Component: FUEL/PROPULSION SYSTEM

FUEL INJECTOR LEAKING AND NEEDS REPLACED. MY CAR WAS NEVER ON THE RECALL LIST. SITTING AT AUDI DEALER NOW.

Showing the 5 most serious of 27 complaints filed with NHTSA.

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