2009 Audi A4 Technical Service Bulletins

775 technical service bulletins (TSBs) are on record for the 2009 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.

• 10063871Oct 3, 2012Electrical system, Transmission and drivetrain. Summary to be provided on a future date.
• 10122772Oct 1, 2012Back-over prevention (rear camera). Supersedes Technical Service Bulletin Group 91 number 10 - 60 dated September 28, 2010. Parking aid sporadically warns of obstacles when none exist. Parking aid is inoperative or provides constant warning. Various parking aid sensor fitting issues. Environmental conditions.
• 10250468Sep 26, 2012Wheels, Back-over prevention (rear camera). Clicking noise from wheel bearing
• 10047183Sep 25, 2012Exterior lighting. Audi: cracks forming in lens due to amount of tension and improper installation which causes condensation to be seen. Also, turn signal indicator is inoperative. Model 2008-2013 a3, a4, a5, cabriolet.
• 10250450Sep 10, 2012Engine cooling. Engine speed increases when driving downhill, vehicle speed is not increased - CVT transmission
• 10250430Aug 30, 2012Engine cooling. Oil consumption measurement - Repair Authorization (CA)
• 10045043Jun 20, 2012Equipment. Audi: back up camera image is incorrect or off, too bright, too dark, fuzzy, distorted or opaque. Models audi q5, q7, a4, a5, a5 cabriolet (2009-14), a5, s5 (2008-14), a8 (2010-14) and a6 (2011-14).
• 10045045Jun 6, 2012Interior lighting, Electrical system. Audi: instrument cluster display illuminates with vehicle lights malfunction when light bulb is out. Models a4, audi q5 (2009-12), a5 (2008-12) and a5 cabriolet (2010-12).
• 10044397May 29, 2012Visibility (wipers, defrost, mirrors), Equipment. Audi: when selecting reverse gear, the picture of rearview camera fails to appear, sporadically. Certain models, camera image can be re=activated. Model years 2008-2013.
• 10045460Apr 24, 2012Exterior lighting. Audi: the inner tail lights may malfunction due to development of oxidation of the contacts for inner led tail lights, not the outer tail lights.
• 10045440Apr 16, 2012Exterior lighting. Audi: updated information regarding the oxidation in the inner led tail lights,that may develop, causing malfunctions of the inner, not outer, tail light.
• 10044104Mar 26, 2012Body and structure. Audi: condensation, from evaporator, is entering footwell area, in front, between body and sealing surface of drain hose that assembled by supplier incorrectly. Models a4, a5 coupe, q5 and a5 cabriolet. My 2009-2011.
• 10043872Mar 16, 2012Engine cooling. Audi: 01 mil on (p1297, p2187, p2279), oil leaks, pressure loss, system too lean at idle speed, and intake air system leak. There may be whistle noise/air rushing noise from the engine. Also included model audi tts model years 2010-2011.
• 10044087Mar 6, 2012Fuel system. Audi: on some vehicles, the fuel pressure sensor, imrc motor, or pressure valve may fail on tfsi engines, manufactured within specific period.
• 10043576Feb 22, 2012Transmission and drivetrain, Electrical system. 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.
• 10043562Feb 21, 2012Transmission and drivetrain. Audi: when vehicle is at constant speed or is accelerating, from the front can heard constant howling, or droning, or a scraping noise.
• 10043507Feb 14, 2012Engine cooling. Audi: on the turbocharger engine, the coolant supply line may leak, within a specific period and needs to be replaced.
• 10043525Jan 12, 2012Electrical system, Engine cooling. Audi: engine has reduced engine performance without loss of power or stalling; circuit grounds; fuel quality poor; mil is constantly illuminated or flashing; rough idle; ignition coils incorrectly installed; electrical connections loose or damaged.
• 10043389Dec 9, 2011Air bags. Audi: some model year vehicles must have the service part for the airbag control unit coded and/or parameter using svm code listed in etka. Models a4, s4, a5, s5, q5, tt, tts, a3, pa , c6, a6 pa, d4, a8,c7 a7.
• 10043316Dec 9, 2011Transmission and drivetrain. Audi: when pressing firmly on clutch pedal, certain model year vehicles may or may start.
• 10043275Dec 2, 2011Transmission and drivetrain. Audi: certain model year vehicles may experience a condition with the clutch malfunctioning, burnt smell or not returning to original position.
• 10043027Dec 1, 2011Engine cooling. Audi: see document search button for owner letter. Information pertaining to certain vehicles regarding positive crankcase ventilation (pcv) valve extension warranty.
• 10043026Dec 1, 2011Engine cooling. Audi: see document search button for owner letter. Information pertaining to certain model vehicles with 2.0l engine crankcase ventilation (pcv) valve and intake manifold runner control motor warranty extension.
• 10042993Nov 1, 2011Exterior lighting. Audi: on certain model year 2008 to 2013 vehicles, during adjustment or removal, brake light sensors being replaced are damaged, preventing proper analysis.
• 10042390Oct 26, 2011Fuel system. Audi: bulletin to assistance in fuel pressure sensor being diagnose properly.
• 10042392Oct 21, 2011Engine cooling, Electrical system. Audi: update of service software. There is a low/uneven engine performance and a loss of engine power. Models a4, a5, a5 cabriolet and audi q5
• 10041666Sep 8, 2011Fuel system. Audi: assistance in diagnosing fuel pressure sensor-g247, properly.
• 10038588Jun 1, 2011Transmission and drivetrain. Audi service campaign: see document search button for owner letter. Apology letter about the water pump campaign and warranty information.
• 10038587Jun 1, 2011Transmission and drivetrain. Audi service campaign: see document search button for owner letter. Apology letter about the water pump campaign and warranty information.
• 10038586Jun 1, 2011Transmission and drivetrain. Audi service campaign: see document search button for owner letter. Apology letter about the water pump campaign and warranty information.
• 10038585Jun 1, 2011Transmission and drivetrain. Audi service campaign: see document search button for owner letter. Apology letter about the water pump campaign.
• 10038584Jun 1, 2011Transmission and drivetrain. Audi service campaign: see document search button for owner letter. Under certain conditions the coolant pump may leak.
• 10038771Apr 15, 2011Engine cooling. Volkswagen: malfunction light is on and there is noise from the timing chain. Engine is difficult to start and there are two possible trouble codes stored. There is possible damage to the camshaft.
• 10038589Apr 1, 2011Engine cooling. 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.
• 10040265Feb 10, 2011Engine cooling. Volkswagen: malfunction light is on and the engine is difficult to start. There may be a rattle in the engine compartment and possible damage to the camshaft. There are two possible trouble codes stored.
• 10038255Jan 21, 2011Engine cooling. Audi: transmission problems resulting in a delayed engagement when cold or no drive on first engagement.
• 10037816Dec 20, 2010Engine cooling. Volkswagen: malfunction light is on with misfire codes. There is a software update.
• 10036468Dec 8, 2010Engine cooling. Audi: one or more of the following dtcs are stored within first 60 seconds, when coolant temperature is between 10-39%c according to freeze frame data: dtc p0300 (random/multiple cylinder misfire detected); dtc p0301-p0306 (cyl. 1 misfire detected-cyl. 6 misfire detected).
• 10036569Dec 1, 2010Body and structure. Audi: door handle touch sensor (advanced key) will not unlock vehicle. Following conditions may be present-one or more door handle touch sensors cannot be used to unlock the vehicle doors; through diagnosis it has been determined that a door handle touch sensor must be replaced.
• 10036469Dec 1, 2010Equipment. Audi: key does not stay or engage in ignition lock. On vehicles without advanced key, the remote keys are inoperable. On vehicles with advanced key, unlocking/locking using the door handle and the opening of the trunk lid with trunk handle are inoperable; vehicle cannot be started with start/stop button; remote keys are inoperable.
• 10037359Nov 23, 2010Fuel system. Audi: fuel tank does not reflect that fuel tank is full.
• 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.
• 10035271Sep 10, 2010Air bags. Replaced airbag control unit cannot be coded. After replacing the airbag control unit, the control unit cannot be coded via svm spec/actual. The latest revision of the airbag control unit must be coded and parameterized using an svm code, which is listed etka in the remarks area for the part number.
• 10035249Sep 1, 2010Engine cooling. Audi: mil on; rough idle; one or more of the following dtcs are stored-dtc p0300 (random/multiple cylinder misfire detected); dtc p0301-0312 (cyl. 1 misfire detected-cyl.12 misfire detected); engine may have reduced performance without significant loss of power or stalling.
• 10035273Aug 25, 2010Fuel system. Audi: fuel gauge does not reflect fuel tank is full. The fuel gauge does not show full even though the tank is completely filled. This may occur after the vehicle has been transported by a vehicle transport truck. The lowered reading is triggered when the vehicles are loaded onto vehicle transport trucks or when parking on an incline. The vehicle is tilted, causing the fuel level sensor value to change without…
• 10035264Jun 8, 2010Engine cooling. Audi: mil on; noise from timing chain (dtc p001600). Mil on; engine difficult to start; sometimes rattle in engine compartment; bank 1, camshaft position g40/crankshaft position sensor g28, wrong assignment stored in engine control unit; possible damage to camshaft or camshaft bearing surfaces.
• 10035006Jun 7, 2010Exterior lighting. Audi: xenon headlight flickers or is inoperative on one side (dtc 00978 or 00979). Only philips brand xenon bulbs are affected.
• 10035248Jun 1, 2010Engine cooling. Audi: mil on; rough idle, one or more of the following dtcs are stored-dtc p0300 random/multiple cyliner misfire detected; dtc p0301-0312 (cyl. 1 misfire detected-cyl. 12 misfire detected); engine may have reduced performance without significant loss of power or stalling.
• 10034749May 27, 2010Steering. Audi: servotronic steering (1n3) shudder at low speed while turning. While driving at low speeds (below 5mph), a shudder or knocking noise would occur in steering wheel when turned during parking lot maneuvers.
• 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.

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