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Service bulletins for the 2003 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.

163 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
371431201300252022-11-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ATF pan leaks
371430200365862022-11-21. Service bulletin. POWER TRAIN. Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals
37 13 07 20336582022-05-31. Service bulletin. POWER TRAIN. Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals
37 14 31 20130022022-05-02. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:SEALS/GASKETS. As the sump pan gasket settles, the torque of the bolts decreases and the seal may leak. Automatic transmission fluid is leaking at the sump pan gasket.
37 14 30 20036582022-05-02. Service bulletin. ELECTRONIC STABILITY CONTROL (ESC):CONTROL MODULE:SOFTWARE; POWER TRAIN. 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. With the introduction of Electronic Power Control (EPC) (no accelerator cable) to fuel injection systems, an engine RPM control feature has been incorporated into the engine electronic control system software. 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).
AWA-13-042017-11-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Audi is extending the New Vehicle Limited Warranty to 10 years or 100,000 miles, whichever occurs first, from the vehicle?s original in-service date for certain MY2002 through MY2006 A4 and A6 vehicles equipped with a factory- installed CVT transmission. The extension is applicable to and covers only the diagnosis and repair or replacement of specific CVT transmission parts detailed in this Bulletin. The original in-service date is defined as the date the vehicle was delivered to either the original purchaser or the original lessee; or if the vehicle was first placed in service as a demonstrator, company care, or service loaner, the date such vehicle was first placed in service. The warranty extension is transferrable to subsequent owners. Audi is notifying authorized dealers regarding the extended warranty with this Warranty Bulletin.
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.
TSB-38-09-012010-03-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:GEAR POSITION INDICATION (PRNDL); STEERING:GEAR BOX (OTHER THAN RACK AND PINION). AUDI: VEHICLE WILL NOT MOVE IN ANY GEAR. ATF PUMP BORDER BUSHING MAY FAIL AND CAUSE A LOSS OF OIL PRESSURE. THE ATF PUMP IS INCORPORATED IN THE VALVE BODY. THE PUMP IS NOT A SERVICEABLE PART. IMPROVED ATF PUMP INCORPORATED IN THE VALVE BODY FROM 1/04 VEHICLE PRODUCTION. *PE
3707102007-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. MIL ON, AND/OR MULTITRONIC TRANSMISSION IN EMERGENCY RUNNING MODE (DTC P0706 OR P1793 IN TCM). *KB
3807042007-06-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. VEHICLE WILL NOT MOVE IN ANY GEAR. *KB
06012006-02-13. Service bulletin. POWER TRAIN. VEHICLE SHUDDERS WHEN ACCELERATING AT 10 TO 50% THROTTLE FROM A STATIONARY POSITION, SOMETIMES WITH FLUCTUATING ENGINE SPEED. *TT
05262005-12-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. AUTHORIZATION REQUIREMENTS FOR AUTOMATIC TRANSMISSIONS. *TT
3704022005-01-27. Service bulletin. POWER TRAIN. TRANSMISSION SHUDDERS PRIOR TO COMING TO A STOP. *TC
03102003-12-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). UPDATE PROGRAMMING (FLASHING) TRANSMISSION CONTROL MODULE (TCM). 2002 CABRIOLET INCLUDED. *TT
03092003-11-07. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). UPDATE PROGRAMMING (FLASHING) TRANSMISSION CONTROL MODULE (TCM). *TT

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