WenmarOpen by Wenmar Pro

Service bulletins for the 2009 Audi A4

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

775 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
Fluid Cap Chart2017-11-08. Service bulletin. STEERING; SERVICE BRAKES; POWER TRAIN; ENGINE AND ENGINE COOLING; VISIBILITY:WINDSHIELD; ENGINE. This document contains the fluid capacty chart.
A371430 2003658-2017-11-08. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE). Supersedes Technical Service Bulletin Group 37 number 13-07 dated May 29, 2013. Customer states that the engine returns to idle speed of approximately 1,400 RPM although the accelerator is depressed, and/or the vehicle hesitates (lacks power on take-off). No DTCs are stored. This condition may be caused when the brake pedal and the accelerator pedal are depressed simultaneously. Drivers who drive with their left foot resting on the brake pedal are prone to experience this condition.
A371431 2013002-2017-11-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES; POWER TRAIN:AUTOMATIC TRANSMISSION. Supersedes Technical Service Bulletin Group 37 number 11-19 dated January 31, 2011. Automatic transmission fluid is leaking at the sump pan gasket. As the sump pan gasket settles, the torque of the bolts decreases and the seal may leak.
A971442 2036764-2017-11-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 97 number 14-41 dated March 18, 2014. The MIL is on. Vehicle will not start. DTC P068A00 is stored in the engine control module (ECM), J623 (address word 01). Numerous unrelated DTCs are also stored in the system, including: P056200, P057100, P068700, P068A00, P162400, P190C00, U010000, U010100, U012100, U014600, U015500, U021200, U101100, U102600, U111100, U111300, U140000, VAG00003, VAG00185, VAG00263, VAG00317, VAG00384, VAG00446, VAG00456, VAG00457, VAG00466, VAG00473, VAG00532, VAG00565, VAG00591, VAG00714, VAG00819, VAG00955, VAG01217, VAG01299, VAG01314, VAG01315, VAG01317, VAG01320, VAG01330, VAG01331, VAG01332, VAG01334, VAG01333, VAG01336, VAG01705, VAG01964, VAG02067, VAG02072, VAG02095, VAG02103, VAG02203, VAG02214, VAG02635, VAG02812, VAG02874, VAG03041, VAG03157, VAG03166, VAG03220, VAG03278, and/or VAG03531. The motronic engine control module power supply relay, J271, is not functioning properly. Because the J271 relay controls battery voltage (Terminal 30) via a ground signal sent from the ECM, numerous faults can occur in multiple control modules when it is not functioning properly.
A371557 2022600-2017-10-21. Service bulletin. POWER TRAIN. Supersedes Technical Service Bulletin Group 24 number 12-38 dated August 24, 2012. A delay and shudder is felt when vehicle is driven from a stop. Shuddering is felt on acceleration from under 15 mph. The complaint can be reproduced, but no fault can be found. Incorrect calibration of the engine control module (ECM), J623 (address word 01) and of the transmission control module (TCM), J217 (address word 02).
A391515 2028902-2017-10-21. Service bulletin. POWER TRAIN. Supersedes Technical Service Bulletin Group 39 number 14-14 dated May 5, 2014. A squealing, howling, or whistling noise may be heard coming from under the vehicle. The condition is typically noticed when the vehicle is cold (normally below freezing) and is moving at speeds of 5 - 60 mph. The noise is from the intermediate bearing of the propeller shaft.
2021193/32016-05-23. Service bulletin. POWER TRAIN. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
2028229/22016-05-23. Service bulletin. POWER TRAIN. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
2029808/22016-05-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB-2028053/22016-05-09. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TSB-37-12-382012-04-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT; POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:FLOOR SHIFT; ELECTRICAL SYSTEM:IGNITION. AUDI: VEHICLE HAVE ISSUES WITH IGNITION KEY CAN NOT BE REMOVED FROM IGNITION; VEHICLE IN PARK POSITION BUT UNABLE TO MOVE SHIFTER; ENGINE SWITCHED OFF BUT REMOTE CONTROL CAN NOT LOCK WITH ADVANCED KEY; PARK IS NOT RECOGNIZED ELECTRICALLY. *PE
TSB-34-12-082012-04-11. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. AUDI: WHEN VEHICLE IS AT CONSTANT SPEED OR IS ACCELERATING, FROM THE FRONT CAN HEARD CONSTANT HOWLING, OR DRONING, OR A SCRAPING NOISE. *PE
TSB-30-11-112012-03-13. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. AUDI: WHEN PRESSING FIRMLY ON CLUTCH PEDAL, CERTAIN MODEL YEAR VEHICLES MAY OR MAY START. *PE
TSB-30-11-102012-03-09. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY; POWER TRAIN:CLUTCH ASSEMBLY:BELL HOUSING; POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER(MOTORCYCLE). AUDI: CERTAIN MODEL YEAR VEHICLES MAY EXPERIENCE A CONDITION WITH THE CLUTCH MALFUNCTIONING, BURNT SMELL OR NOT RETURNING TO ORIGINAL POSITION. *PE
SA-19H1-102011-06-22. Service bulletin. POWER TRAIN. AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN AND WARRANTY INFORMATION. *RM
SA-19H1-082011-06-22. Service bulletin. POWER TRAIN. AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN AND WARRANTY INFORMATION. *RM
SA-483262011-06-22. Service bulletin. POWER TRAIN. AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN AND WARRANTY INFORMATION. *RM
SA-US-062011-06-22. Service bulletin. POWER TRAIN. AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. APOLOGY LETTER ABOUT THE WATER PUMP CAMPAIGN. *RM
SA-19H1-F12011-06-22. Service bulletin. POWER TRAIN. AUDI SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. UNDER CERTAIN CONDITIONS THE COOLANT PUMP MAY LEAK. *RM
TB-37-09-022009-08-05. Service bulletin. WHEELS; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). AUDI: WHEN PULLING AWAY, THE ACCELERATOR RESPONSE IS VERY PROMPT. THE DRIVING WHEELS MAY BREAK TRACTION AT MEDIUM THROTTLE APPLICATION ON LOW TRACTION SURFACES. ACCELERATION IS DELIBERATELY SPORTY. THE ENGINES ALREADY DEVELOP THEIR MAXIMUM TORQUE AT 1500 RPM. *PE

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.