Audi A3 Sportback 332 Specifications

332All rights reserved. Technical specifications subject to change without notice.CopyrightAUDI AGI/[email protected] +49-841/89-36367A

10Roof railDescriptionThe Audi A3 Sportback has a roof rail whose new style design accentuates the car's coupe like roofline.It is made from alum

11Open Sky roofDescriptionThe optional Open Sky roof creates a more pleasant interior climate. It lets more light into the car and allows the occupant

12Occupant protectionNoteFollow the safety instructions in the repair manual before performing any work on the airbag system!LegendE224 Front passenge

13N153 Driver seat belt tensioner igniter -1- N154 Front passenger seat belt tensioner igniter -1- N199 Side airbag igniter, driver sideN200 Side airb

14The airbag electronics basically have the following tasks:–collision detection (front, side, rear)–defined deployment of the airbags or front airbag

15Side airbag crash sensors, G179, G180(in the front doors)For the first time in the Audi A3 Sportback, pressure sensors will be installed in the two

16Occupant protectionAirbagFront airbagsDual-stage gas generators are employed in the front airbags.The impact load acting on the driver and front pas

17Ignition of the first propellant chargeIgnition of the second propellant charge332_033332_034

18Detonator 1 Priming charge 1 Propellant charge 1 Coil spring FilterDetonator 2Priming charge 2 Propellant charge 2Rupture disc Pressurised gas bottl

19Head airbags, N251, N252SideguardsThe sideguard covers almost the entire side window area. With these modules, the hybrid gas generator is installed

Audi is defining a new segment in the premium compact class. The A3 Sportback is characterised by the sporting elegance of a coupé and the versatility

20The battery isolation igniter has the same task as the battery cut-off relay.This involves disconnecting the starter and alternator leads from the v

21Seat occupied recognition system for the North American marketThe seat occupied recognition system for the North American market has been carried ov

22Engine332_0012.0l 4-cylinder turbo FSIThe new turbo FSI engine is a progression on the 2.0l 4-cyl. FSI engine with stratified petrol direct injectio

23The engine number can be found at the bottom lefthand side of the engine block in the area of the gearbox flange.332_015Torqu e /pow er c u r veTorq

24CrankshaftThe crankshaft has been modified to meet the tougher demands of the turbo FSI engine, resulting in higher component strength and enhanced

25Decoupled final drive sprocketThe higher torsional irregularity in the crankshaft of the turbo engine at the bottom end of the RPM range results in

26Toothed belt driveAs with all Audi 4-cylinder inline engines, the timing gear is designed as a toothed belt drive and directly drives the exhaust ca

27Cylinder headThe following turbo-specific modifications were made to the cylinder head (in relation to the 2.0l FSI):● sodium-filled exhaust valves●

28Crankcase ventilationA permanent vacuum is maintained in the cylinder crankcase by separate ventilation of the cylinder crankcase and cylinder head,

29Exhaust turbocharger/manifold moduleDue to the constraints on available space, a modular package comprising an exhaust manifold and turbine housing

NoteReferenceIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4The Self-Study Programme conveys basic princip

30A clamping flange on the cylinder head allows easy removal and installation of the module with a minimum of bolting.The terminal block does not have

31The boost pressure and intake pressure are converted to a control pressure by the pulsed charge pressure control solenoid valve N75. The applied con

32Engine332_012Air divert control in overrunIf the throttle valve is closed when the engine is in overrun, a back pressure will develop in the compres

33Cooling systemTo prevent carbon build-up on the turbine shaft in the turbocharger, an auxiliary water pump provides additional water circulation for

34Tumble flapsAs the engine is operated in homogeneous-charge mode only, tumble flaps are used to improve mixture formation inside the engine.They are

35Fuel supplyThe new direct-injection petrol engines are supplied by a demand-controlled fuel pump. This demand control was developed to minimise the

36EngineActuators and sensor diagramAir mass meter G70Charge air pressure sender G31 intake manifold pressure sender G71Engine speed sender G28Hall se

37Fuel gauge sender G Fuel pump (pre-supply pump) G6Injector, cylinder 1 N30 Injector, cylinder 2 N31 Injector, cylinder 3 N32 Injector, cylinder 4 N3

38Running gearAxlesFront axleThe front axle of the A3 Sportback is identical in design and function to the A3 3-door. The spring/shock absorber set-up

39Suspension alignmentThe suspension alignment procedure and setting values are the same as for the A3 3-door version.Steering systemThe electromechan

4OverviewDimensions of the A3 Sportback.Introduction332_051

40Running gearSteering wheels The steering wheel and airbag are identical in design to the steering wheels in the A6 and A8. The following steering w

41Operating principleWhen a tyre loses air, its rolling circumference decreases. This increases the number of revolutions necessary to cover a specifi

42System overviewRunning gearService workSystem faults are indicated by the continuous illumination of the TPM warning lamp and registered in the faul

43Wheels and tyresTwo new wheels will be featured on the A3 Sportback. A cast aluminium wheel in size 6.5J x 16" is available as an option on mod

44Bus topologyConvenience electronics

45The bus topology is based on the Audi A3 3-door. The Sportback has two additional door control units as well as the optional infotainment systems, s

46Convenience electronicsNew features of the convenience electronics

471Onboard power supply control unit J519The control unit has been adapted for the Audi A3 Sportback to the new function "rain and light detector

48Convenience electronicsControl unit with display in dash panel insert J285The A3 Sportback and 3-door for model year '05 will come with an upgr

49Onboard computerThe optional Driver Information System (FIS) will be extended to an onboard computer. In the onboard computer, the following functio

5By using state-of-the-art calculation and simulation methods, new materials and joining techniques, and by optimising the joining sequence during the

50InfotainmentNew Navigation Plus system (RNS-E) The new Navigation Plus system is available in the Audi A3 Sportback as an optional extra. This impro

51OperationOn the base of the front panel are the individual hardkeys for various functions including –RADIO - controls the integrated analog radio tu

52Internal DVD drive and SD card readerThe internal DVD drive can also be used as an audio source. As with theSD card reader, it is Mp3 compatible. Pl

53Available sound systemsThe new Navigation Plus system (RNS-E) for the Audi A3 ´05 comes with a choice of two different sound system options. Firstly

54Radio (incl. digital radio at a later date)–the analog radio tuner can be operated are (band selection, station memory, audio settings, etc.)–the se

55System overviewThe new Navigation Plus system is fully integrated into the CAN bus architecture of the Audi A3.Only the optional CD changer exchange

56Convenience electronicsDiagnosisMost diagnosis procedures for the new Navigation Plus system can be performed using the diagnostic tester. In additi

57AdaptionNo. Designation Final control testsequential selective1 Front left treble loudspeaker X X2 Bass loudspeaker, front left X X3 Front right lef

58Notes

Audi is defining a new segment in the premium compact class. The A3 Sportback is characterised by the sporting elegance of a coupé and the versatility

6MaterialsBodyshellUltra-high-strength and higher-strength sheet metal are used in areas which are subjected to high mechanical stresses during a cras

332All rights reserved. Technical specifications subject to change without notice.CopyrightAUDI AGI/[email protected] +49-841/89-36367A

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8MaterialsDoors, sills and floorpanWelded tailored blanks and tailored blanks with flexible rolled wall thickness are used in the front floorpan assem

9Joining techniqueVarious joining techniquesare applied to interconnect the individual body elements.Spot welding joiningCrash-relevant and rigidity-d