2006 Audi A4 Technical Service Bulletins

355 technical service bulletins (TSBs) are on record for the 2006 Audi A4. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10035345Oct 20, 2010Exterior lighting. Audi: daytime running lights do not work. Daytime running lights do not work on vehicles with xenon headlights. The thumb wheel or option for daytime running lights is turned off by mistake.
• 10036497Aug 1, 2010Engine cooling. Audi: gasoline engine vehicles; inspect, and if necessary, replace ignition coils. Vehicles affected by this action may have ignition coils that could malfunction under certain conditions. Added final mailing phase-8/10 vin information. Models a4/cabriolet; tt; a3; a8; a6; s4; allroad; rs4; q7; s6; s8.
• 10034746May 5, 2010Exterior lighting. Audi: automatic headlight switches on and off without reason. Headlight turns on or off early or late when the light witch is in the auto position; after replacing the rain light sensor g397 or after replacing the windshield, the automatic headlight may turn or off without change of ambient brightness. Headlights operate normally if the light switch is in the on or off position.
• 10033212May 1, 2010Electrical system, Engine cooling. Audi: (revised) vehicles affected by this action may have ignition coils that could malfunction under certain conditions. If this happens, the malfunction indicator lamp (mil) will illuminate to let you know that the vehicle may experience some deterioration in performance. In some cases, a malfunctioning ignition coil may cause a vehicle to exceed federal and/or california emissions standards. *pe updated 8/9/10…
• 10034846Apr 1, 2010Electrical system. Audi: gasoline engine vehicles inspect, and if necessary, replace ignition coils. Vehicles affected by this action may have ignition coils that could malfunction under certain conditions. (added phase 7-april 10 vin information).malfunction indicator lamp (mil) will illuminate to let you know vehicle may experience some deterioration in performance. Some cases, a malfunctioning ignition coil may cause vehicle to…
• 10035268Mar 24, 2010Electrical system. 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). Troubleshooting information is included.
• 10034345Feb 8, 2010Electrical system. Audi: for interim claims for 28f2/j1 vehicles campaign only. Applicable vehicles must fall within vin ranges noted. Engines 2.8l are not affected in this scope. Coils of screw down design (non pencil type) are also not affected. The mil is flashing or constantly illuminated. Dtcs for misfire in one or more cylinders are stored in the ecm data memory (p0300 to 0312).
• 10034344Jan 29, 2010Engine cooling, Fuel system, Other or unknown. Audi: mil on and one or more of the following dtcs are stored in the ecm data memory-p310b (low pressure fuel system regulation, fuel pressure outside tolerance); p129f or p008b (low pressure fuel system, pressure too high); p129e or p008a (low pressure system, pressure too low); p2540 (low pressure fuel system, pressure out of range); p0087 (rail fuel pressure system, pressure too low). Models a3,4,6,8, s6,8, rs4…
• 10034845Jan 26, 2010Engine cooling, Electrical system. Audi: emissions service action circular. Gasoline engine vehicles inspect, and if necessary, replace ignition coils. Vehicles affected by this action may have ignition coils that could malfunction under certain conditions. The malfunction indicator lamp (mil) will illuminate to let you know that the vehicle may experience some deterioration in performance.
• 10033025Jan 12, 2010Fuel system. Audi: due to fuel intrusion into the low pressure system fuel pressure sensor (g410), a false signal may be sent to the controller, resulting in a reading that is out of tolerance. Comparing measure value block 103 with 106 is not an accurate method to diagnose low side fuel pressure sensor g410.
• 10033327Dec 1, 2009Engine cooling. Audi: engine stalls or idles erratically immediately after cold start in extremely cold weather (below 20%f).
• 10032191Aug 4, 2009Exterior lighting. Audi: there are two separate conditions that both occur in vehicles with bi-xenon, with or without adaptive lighting (afs). One xenon light on either side sporadically flickers or flashes and goes out. One xenon light on one side fails permanently.
• 10030593Jun 30, 2009Electrical system, Fuel system. Audi: mil light on and dtc p2294 (fuel pressure regulator 2 control circuit), p2295 (fuel pressure regulator 2 control circuit low), p2296 (fuel pressure regulator 2 control circuit high) in fault memory drivability is not affected. Wiring harness to high pressure pump might be stressed and tightly bent at the pump connector. The harness also might be bent around sharp edges of cylinder head. No models listed.
• 10030587May 19, 2009Exterior lighting. Audi: there are two separate conditions that both occur in vehicles with bi-xenon, with or without adaptive lighting (afs): one xenon light on either side sporadically flickers or flashes and goes out. When headlamps are turned off and on again or at ignition cycle, the headlamps may function properly or exhibit the same behavior; one xenon light on one side fails permanently.
• 10030630May 14, 2009Exterior lighting. Audi: headlight, low beam may not work. There are two separate conditions that both occur in vehicles with bi xenon, with or without adaptive lighting(afs). One xenon light on either side sporadically flickers or flashes and goes out. One xenon light on one side fails permanently.
• 10032290May 13, 2009Electrical system. 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. This system uses the vas 5051b or vas 5052 diagnostic tools to send vehicle specific data to the svm database, to download instructions from the svm database, and to flash control units for…
• 10030629May 12, 2009Engine cooling. Audi: mil on, engine speed sensor spacer not required (dtc p0300, p0335, p0336, p0321, p0322). Multiple misfires detected on one or more cylinders; malfunction indicator light (mil) may be on or flashing.
• 10030118Apr 16, 2009Fuel system. Audi: fuel pressure sensor replacement. Vehicle must meet all of the following criteria: vehicles that show the cl/24m4 code in the elsaweb campaign/action information screen; within the limited new vehicle warranty;procedure must be performed within the allotted time frame stated; must be performed on applicable vehicles in dealer inventory prior to sale.
• 10028768Dec 15, 2008Electrical system. Audi: software version management(svm) operating instructions. Its a process to update the programming in flashable (reprogrammable) control modules and/or to document changes in software levels in all audi vehicles.
• 10029108Dec 3, 2008Engine cooling. Audi: mil on. May be slight power reduction at high rpms. This condition does not cause stalling. Vacuum line cracks.
• 10027923Nov 19, 2008Wheels. Audi: wheel bolts require torque adjustment. Torque sticks and torque extension bars are not approved by audi of america, inc. And should not be used to apply torque to wheel bolts. All audi models included.
• 10025967Jun 25, 2008Exterior lighting. Audi: headlight vibration, a4 and a4 cabriolet. Under certain operating conditions, such as at idle, vibrations or resonances in the front of the vehicle can cause the headlights to vibrarte.
• 10025965Jun 2, 2008Fuel system. Audi: mil on (dtc p2293, p0087 in ecm). The following dtc is stored in the ecm data memory: p2293 (fuel pressure regulator 2 performance); p0087 (rail fuel pressure too low); p1093 (fuel trim 2, bank 1 malfunction).
• 10024722Mar 19, 2008Engine cooling. Mil on, engine speed sensor spacer not required (dtc p0300, p0335, p0336, p0321, p0322).
• 10026088Mar 11, 2008Engine cooling, Transmission and drivetrain. Audi: rvu-engine control module update.
• 10024723Mar 11, 2008Transmission and drivetrain. Rvu - engine control module update (ch).
• 10026090Mar 3, 2008Fuel system. Audi: due to fuel intrusion into the low-pressure system fuel pressure sensor (g410), a false signal may be sent to the controller resulting in a reading that is out of tolerance.
• 10025161Mar 3, 2008Engine cooling. Mil on (dtc p310b and/or p129f) and one or more of the following dtcs are stored in the ecm data memory.
• 10024698Mar 3, 2008Electrical system. Mil on (dtc p0642, p2004, p2008, p3137, p3138 in ecm).
• 10024697Mar 3, 2008Fuel system. Mil on (dtc p310b, p129f, p2293, p0087).
• 10024427Feb 5, 2008Fuel system. Mil on (dtc p2293, p0087 in ecm).
• 10032811Dec 13, 2007Engine cooling. Audi: cold engine runs rough or stumbles; warm engine may stall when engaging gear and vehicle is stationary. Engine may idle rough after a cold start; engine may stumble or hesitate at slow initial acceleration after a cold start and under certain weather conditions. Engine may attempt to stall at idle when transmission is shifted from neutral or park to drive or reverse when coolant temperature is above 176%…
• 10023891Dec 13, 2007Engine cooling. Cold engine runs rough or stumbles; warm engine may stall when engaging gear and vehicle is stationary. *nj updated 4/15/07.
• 10032251Nov 29, 2007Exterior lighting. Audi: automatic headlight switches on and off without reason. Automatic headlight switches on too early or too late, switches off too late or comes on too late when the sun shines brightly. After replacing the rain light sensor or after replacing the windshield, the automatic headlight switches on and off without reason. Headlight can still be operated manually.
• 10023949Nov 29, 2007Exterior lighting. Automatic headlight switches on and off without reason.
• 10022451Nov 19, 2007Fuel system. Mil on (dtc p310b and/or p129f). *kb updated 5/13/08.
• 10032265Oct 19, 2007Engine cooling. Audi: oil leaks. One or more of the following conditions may be present-mil on, and one or more of following dtcs are stored in ecm data memory-p1297 (connection charger throttle valve, pressure loss), p2187 (fuel trim bank 1, system too lean at idle speed), p2279 (intake air system leak), whistle noise, air rushing noise from engine, oil leaks from oil filter cap.
• 10032264Oct 19, 2007Other or unknown, Equipment. Audi: engine oil pressure is below specified value. Oil pressure warning light might be illuminated or illuminated intermittently. Repairs include replacing the oil pump module.
• 10032269Oct 16, 2007Exterior lighting, Equipment. Audi: adaptive lighting, headlight range control warning. Headlight range control warning is on in the driver information display. After cycling the ignition warning symbol is off again.
• 10022457Jul 13, 2007Electrical system. Dynamic headlight range control, warning light is on in the instrument panel center display.
• 10025622Jun 29, 2007Exterior lighting. The bulb warning for the daytime running lights in the instrument cluster.
• 10022456Jun 29, 2007Exterior lighting. At an idle, vibrations or resonance in the front of the vehicle can cause the headlights to vibrate.
• 10022453Jun 22, 2007Transmission and drivetrain. Mil on, and/or multitronic transmission in emergency running mode (dtc p0706 or p1793 in tcm).
• 10021956May 10, 2007Engine cooling. Engine control module update.
• 10021438Mar 30, 2007Engine cooling. Mil on - dtc p1388 stored in ecm (internal control module drive by wire error).
• 10021413Mar 8, 2007Exterior lighting. Headlight low beam may not work.
• 10025703Feb 26, 2007Exterior lighting. Exterior lights, mositure accumulation.
• 10022142Feb 26, 2007Engine cooling. Loses power or will not move after stop.
• 10022141Feb 26, 2007Exterior lighting. Headlight aiming, using hella universal beamsetter.
• 10021313Jan 9, 2007Engine cooling. Cold engine runs rough or stumbles; warm engine may stall when engaging gear and vehicle is stationary.

← All problems reported for the 2006 Audi A4