Technical Service Bulletins (TSBs) for the 2009 S4 are official communications between Audi & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:ABS WARNING LIGHT

    • TSB #TSB-45-13-07

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10054858

      AUDI: DUE TO DAMAGE ABS WHEEL SPEED SENSOR DURING PRODUCTION, SOME VEHICLES MAY EXPERIENCE STEERING WHEEL NOT LOCKING, IGNITION KEY CANNOT BE REMOVED, AND OTHER VARIOUS ISSUES. MODEL 2009-2014 A4/S4, A5/S5, A5/S5 CAB, Q5. Read More »

    SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

    • TSB #TSB-45-13-07

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10054858

      AUDI: DUE TO DAMAGE ABS WHEEL SPEED SENSOR DURING PRODUCTION, SOME VEHICLES MAY EXPERIENCE STEERING WHEEL NOT LOCKING, IGNITION KEY CANNOT BE REMOVED, AND OTHER VARIOUS ISSUES. MODEL 2009-2014 A4/S4, A5/S5, A5/S5 CAB, Q5. Read More »

    ENGINE (PWS)

    • TSB #A01166520354544

      Date Announced:
      MAY 24, 2016
      NHTSA ID:
      #10092662

      THIS TECHNICAL SERVICE BULLETIN CONTAINS INSTRUCTIONS FOR PRESSURE WASHING PORTS TO RESOLVE AN "AIR SYSTEM -- ACTION REQUIRED" MESSAGE. Read More »

    • TSB #A171673203019716

      Date Announced:
      MAY 03, 2016
      NHTSA ID:
      #10092704

      THIS TECHNICAL SERVICE BULLETIN INSTRUCTS THE READER TO TEST FOR EXCESSIVE OIL CONSUMPTION AND UPDATE THE SOFTWARE IF NEEDED. Read More »

    • TSB #SB-01-15-29

      Date Announced:
      JUL 01, 2015
      NHTSA ID:
      #10058584

      AUDI: ENGINE, ON SOME VEHICLES, WOULD RUN IRREGULARLY OR HAVE MALFUNCTION INDICATOR LAMP (MIL) ON OR POSSIBLE FILTER ELEMENT FOR CAMSHAFT ADJUSTMENT VALVE CAN LOOSEN AND IN OIL CIRCUIT, THERE IS NO DAMAGE FROM LOOSENED PARTICLES. Read More »

    • TSB #SB-48326

      Date Announced:
      DEC 06, 2013
      NHTSA ID:
      #10053944

      AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION PROVIDED REGARDING WARRANTY EXTENSION ON CARBON BUILDUP REMOVAL, ENGINE CYLINDER HEAD SECONDARY AIR PORTS. MODELS 2009-2012. NO MODEL PROVIDED. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #SA-19H1

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10038589

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A SEAL INSIDE THE COOLANT PUMP CAN WEAR OUT AND LEAK COOLANT. THIS ALSO CAUSED THE ENGINE LIGHT TO COME ON. *RM UPDATED ON 06/27/2011. Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #A171674203019717

      Date Announced:
      JUN 07, 2016
      NHTSA ID:
      #10081642

      THIS TECHNICAL SERVICE BULLETIN INSTRUCTS THE READER TO TEST FOR EXCESSIVE OIL CONSUMPTION AND UPDATE THE SOFTWARE IF NEEDED. Read More »

    • TSB #SA-19H1

      Date Announced:
      APR 01, 2011
      NHTSA ID:
      #10038589

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A SEAL INSIDE THE COOLANT PUMP CAN WEAR OUT AND LEAK COOLANT. THIS ALSO CAUSED THE ENGINE LIGHT TO COME ON. *RM UPDATED ON 06/27/2011. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

    • TSB #A01166520354544

      Date Announced:
      MAY 04, 2016
      NHTSA ID:
      #10094894

      THIS TECHNICAL SERVICE BULLETIN CONTAINS INSTRUCTIONS FOR PRESSURE WASHING PORTS TO RESOLVE AN "AIR SYSTEM -- ACTION REQUIRED" MESSAGE. Read More »

    POWER TRAIN

    • TSB #2028229/2

      Date Announced:
      JUN 13, 2013
      NHTSA ID:
      #10066824

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #SA-19H1-F1

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10038584

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. UNDER CERTAIN CONDITIONS THE COOLANT PUMP MAY LEAK. *RM Read More »

    • TSB #SA-US-06

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10038585

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN. *RM Read More »

    • TSB #SA-48326

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10038586

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN AND WARRANTY INFORMATION. *RM Read More »

    • TSB #SA-19H1-08

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10038587

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN AND WARRANTY INFORMATION. *RM Read More »

    • TSB #SA-19H1-10

      Date Announced:
      JUN 01, 2011
      NHTSA ID:
      #10038588

      AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN AND WARRANTY INFORMATION. *RM Read More »

    POWER TRAIN:CLUTCH ASSEMBLY

    • TSB #TSB-30-11-10

      Date Announced:
      DEC 02, 2011
      NHTSA ID:
      #10043275

      AUDI: CERTAIN MODEL YEAR VEHICLES MAY EXPERIENCE A CONDITION WITH THE CLUTCH MALFUNCTIONING, BURNT SMELL OR NOT RETURNING TO ORIGINAL POSITION. *PE Read More »

    POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE)

    • TSB #TSB-30-11-10

      Date Announced:
      DEC 02, 2011
      NHTSA ID:
      #10043275

      AUDI: CERTAIN MODEL YEAR VEHICLES MAY EXPERIENCE A CONDITION WITH THE CLUTCH MALFUNCTIONING, BURNT SMELL OR NOT RETURNING TO ORIGINAL POSITION. *PE Read More »

    POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING

    • TSB #TSB-30-11-10

      Date Announced:
      DEC 02, 2011
      NHTSA ID:
      #10043275

      AUDI: CERTAIN MODEL YEAR VEHICLES MAY EXPERIENCE A CONDITION WITH THE CLUTCH MALFUNCTIONING, BURNT SMELL OR NOT RETURNING TO ORIGINAL POSITION. *PE Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #TSB-34-12-08

      Date Announced:
      FEB 21, 2012
      NHTSA ID:
      #10043562

      AUDI: WHEN VEHICLE IS AT CONSTANT SPEED OR IS ACCELERATING, FROM THE FRONT CAN HEARD CONSTANT HOWLING, OR DRONING, OR A SCRAPING NOISE. *PE Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    ELECTRICAL SYSTEM

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #A171674203019717

      Date Announced:
      JUN 07, 2016
      NHTSA ID:
      #10081642

      THIS TECHNICAL SERVICE BULLETIN INSTRUCTS THE READER TO TEST FOR EXCESSIVE OIL CONSUMPTION AND UPDATE THE SOFTWARE IF NEEDED. Read More »

    • TSB #A171673203019716

      Date Announced:
      MAY 03, 2016
      NHTSA ID:
      #10092704

      THIS TECHNICAL SERVICE BULLETIN INSTRUCTS THE READER TO TEST FOR EXCESSIVE OIL CONSUMPTION AND UPDATE THE SOFTWARE IF NEEDED. Read More »

    • TSB #A171673203019716

      Date Announced:
      MAY 03, 2016
      NHTSA ID:
      #10094921

      THIS TECHNICAL SERVICE BULLETIN INSTRUCTS THE READER TO TEST FOR EXCESSIVE OIL CONSUMPTION AND UPDATE THE SOFTWARE IF NEEDED. Read More »

    • TSB #SB-2028053/2

      Date Announced:
      OCT 03, 2012
      NHTSA ID:
      #10063871

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #TSB-00-10-02

      Date Announced:
      MAR 24, 2010
      NHTSA ID:
      #10035268

      AUDI: SOFTWARE VERSION MANAGEMENT (SVM) OPERATING INSTRUCTIONS. DETAILING THE GENERAL PROCESS FOR CARRYING OUT A SOFTWARE VERSION MANAGEMENT (SVM) SOFTWARE UPDATE FOR ANY TSB OR REQUIRED VEHICLE UPDATE (RVU). Read More »

    • TSB #TSB-01-09-06

      Date Announced:
      MAY 13, 2009
      NHTSA ID:
      #10032290

      AUDI: SOFTWARE VERSION MANAGEMENT (SVM), OPERATING INSTRUCTIONS. SVM IS A PROCESS TO UPDATE THE PROGRAMMING IN FLASHABLE (RE-PROGRAMMABLE) CONTROL MODULES AND/OR TO DOCUMENT CHANGES IN SOFTWARE LEVELS IN AUDI VEHICLES. Read More »

    VEHICLE SPEED CONTROL

    • TSB #37-13-07

      Date Announced:
      MAY 29, 2013
      NHTSA ID:
      #10052307

      AUDI: SOME VEHICLES MAY LACK POWER OR WILL NOT MOVE AFTER STOP DUE TO SIMULTANEOUSLY DEPRESSING THE BRAKE AND ACCELERATOR PEDALS. *JS Read More »

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #A4416612034445

      Date Announced:
      JUN 07, 2016
      NHTSA ID:
      #10093308

      THIS TECHNICAL SERVICE BULLETIN NOTIFIES THE READER THAT IF THE TPMS MESSAGE APPEARS BRIEFLY AFTER THE ENGINE IS STARTED AND THEN DISAPPEARS, IT DOES NOT INDICATE AN ISSUE WITH THE TPMS SYSTEM. Read More »

    BACK OVER PREVENTION: CAMERA SYSTEM

    • TSB #A96160720295633

      Date Announced:
      MAY 23, 2016
      NHTSA ID:
      #10092769

      THIS TECHNICAL SERVICE BULLETIN EXPLAINS POSSIBLE CAUSES FOR THE REARVIEW CAMERA TO NOT DISPLAY AN IMAGE. Read More »

    • TSB #A96160620295632

      Date Announced:
      APR 20, 2016
      NHTSA ID:
      #10094116

      THIS TECHNICAL SERVICE BULLETIN EXPLAINS POSSIBLE CAUSES FOR THE REARVIEW CAMERA TO NOT DISPLAY AN IMAGE. Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #AL-20092011

      Date Announced:
      SEP 22, 2014
      NHTSA ID:
      #10056161

      AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. UNDER SPECIFIC CONDITIONS, THE EMISSIONS CONTROL SYSTEMS WARRANTY, FOR FUEL INJECTOR REPLACEMENT, HAS BEEN EXTENDED TO 10 YRS OR 120,000 MILES, WHICHEVER HAPPENS FIRST. MODEL 2009-2011. Read More »

    • TSB #AL-20082011

      Date Announced:
      SEP 22, 2014
      NHTSA ID:
      #10056162

      AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A WARRANTY EXTENSION HAS BEEN ISSUED FOR 10 YRS OR 120, 000 MILES, WHICHEVER OCCUR FIRST, ON EMISSIONS CONTROL SYSTEMS WARRANTY FOR INTAKE MANIFOLD AND FUEL INJECTORS, UNDER SPECIFIC ... Read More »

    • TSB #SB-8K256H

      Date Announced:
      OCT 05, 2012
      NHTSA ID:
      #10067592

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #TSB-44-13-46

      Date Announced:
      DEC 09, 2013
      NHTSA ID:
      #10054859

      AUDI: ON CERTAIN VEHICLES, USE CALIBRATED TORQUE WRENCH AND NOT TORQUE STICKS, TORQUE EXTENSION BARS AND IMPACT GUNS/WRENCHES NOT APPROVED FOR USAGE ON WHEEL BOLTS BY MANUFACTURER, THAT CAN CAUSE DAMAGE TO BRAKE, STEERING WHEEL, HUB. Read More »

    UNKNOWN OR OTHER

    • TSB #AL-20092011

      Date Announced:
      SEP 22, 2014
      NHTSA ID:
      #10056161

      AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. UNDER SPECIFIC CONDITIONS, THE EMISSIONS CONTROL SYSTEMS WARRANTY, FOR FUEL INJECTOR REPLACEMENT, HAS BEEN EXTENDED TO 10 YRS OR 120,000 MILES, WHICHEVER HAPPENS FIRST. MODEL 2009-2011. Read More »

    • TSB #AL-20082011

      Date Announced:
      SEP 22, 2014
      NHTSA ID:
      #10056162

      AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A WARRANTY EXTENSION HAS BEEN ISSUED FOR 10 YRS OR 120, 000 MILES, WHICHEVER OCCUR FIRST, ON EMISSIONS CONTROL SYSTEMS WARRANTY FOR INTAKE MANIFOLD AND FUEL INJECTORS, UNDER SPECIFIC ... Read More »