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Service bulletins for the 2011 Audi S4

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.

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

Bulletins, newest first
TSB-37-13-082013-08-09. Service bulletin. POWER TRAIN. AUDI: SOME VEHICLE MAY EXPERIENCE GEARBOX LIMP MODE. THE ISSUE CANNOT BE REPRODUCED ITH A TEST DRIVE, IT IS INTERMITTENT. DTC P17E1 AND DFCC 9473 ARE STORED IN THE TRANSMISSION MODULE. *JS
TSB-37-13-902013-04-11. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). AUDI: PSS 37 TRANSMISSION WARNING MESSAGE IN CLUSTER. GEARBOX IN LIMP MODE, FAULT P17E100 STORED IN TCM. THE FAULT IS SPORADIC AND USUALLY APPEARS AFTER A COLD START. FAULT IS CAUSED BY TRANSMISSION SOFTWARE THAT IS TOO SENSITIVE. *JS
TSB-42-12-132012-11-06. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:DRIVELINE:DRIVESHAFT. AUDI: THE AXLE SHAFT INBOARD FLANGE AND QUATTRO SPORTS REAR DIFFERENTIAL (PR-PDU, PDR, OR GH2) SIDE FLANGE HAS AN OIL LEAKAGE. MODELS 2010-2012 S4, S5, S5 CABRIOLET. *PE UPDATED 04/16/2013 *JS
TSB-42-12-112012-09-06. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT. AUDI: CONSTANT VELOCITY OF JOINT GREASE AT REAR DIFFERENTIAL, CAUSES AN OIL LEAKAGE IN AREA OF QUATTRO SPORTS REAR DIFFERENTIAL SIDE FLANGE, OR AXLE SHAFT INBOARD FLANGE, DUE TO INSUFFICIENT SEALANT ON PROTECTIVE CAP. *PE
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-42-11-092011-12-07. Service bulletin. SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY; POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT. AUDI: VEHICLES WITH QUATTRO SPORTS REAR DIFFERENTIAL LEAKS AT THE REAR AXLE SHAFT SIDE FLANGE OR INBOARD FLANGE. MODELS S4, S5. *PE
TSB-42-11-082011-12-07. Service bulletin. POWER TRAIN:DRIVELINE:DRIVESHAFT; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT; POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT. AUDI: CERTAIN VEHICLES WITH AXLE SHAFT INBOARD FLANGE OR SPORT DIFFERENTIAL SIDE FLANGE WILL EXPERIENCE AN OIL LEAK IN THOSE AREA. MODELS S4, S5, S5 CABRIOLET. *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

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