Audi A6'05 323 Specifications

323All rights reserved. Subject to technical change.CopyrightAUDI AGI/[email protected] +49-841/89-36367AUDI AGD-85045 IngolstadtTechni

10BodyHigh tensile steels (180 - 300 N/mm²)Dual-phase steels (340 - 500 N/mm²)Weight percentage of high-tensile steel sheetsTot al : 4 5 %Upper sectio

11Large-volume aluminium extruded sections are used as sill reinforcements to stiffen the cell structure in the event of an offset or side crash.The f

12BodyBlanksBlanks with different wall thicknesses and material qualities are used to realize a stress-adapted material distribution for large-area co

13Tailored-rolled blanks, which have variable rolled wall thicknesses, have particular advantages.They can be used to produce continuous material thic

14BodyAssembliesPlenum chamberOne application area for special steel is the chassis connection in the proximity of the spring and shock absorber seat.

15323_032B-pillarDue to the increased requirements regarding the strength of the B-pillar, a combination of different materials is used.– front inne

16Body323_006The bumper support comprises an open aluminium cross member, which is screwed on to the longitudinal member using newly developed shear b

17Rear bumperThe rear bumper assembly comprises the coating, spoiler, towing lug cover and closing part components. It is mounted on the vehicle by me

18BodyControl unit for trailer detection J345Arrangement in the vehicleThe basic function of trailer detector control unit J345 corresponds to the con

19On pulling the handwheel in the boot, the contact switch on handwheel F354 is closed. On turning the handwheel, the locking bolt on the trailer coup

The new Audi A6 – the most progressive vehicle takes the leadDesign and performance are the main driving elements on its way to the top position. Furt

20Passenger protectionSafety systemA top-level safety system: The performance target is to increase the existing high safety level of the current Audi

21G256N251G179G180N153K145AIRBAG OFFPASSENGERN95 / N250 N131 / N132N252N154G257J5 33G283G284N200T16J623J285K75 / K19E224AUSEINAIRBAGJ655E24 E25J2 34J3

22Airbag control unit J234The task of the airbag electronics is to detect vehicle deceleration and evaluate it so that a collision is reliably detecte

23Airbag warning lamp K75The airbag warning lamp, which is located in dash panel insert J285, is triggered via the bus CAN. If there is no data messag

24Passenger protectionSensorsCrash sensor(in the control unit)The acceleration sensors are arranged in such a way that both deceleration in the vehicl

25Crash sensors for side airbag, rear, G256 and G257(C-pillar)Both crash sensors for side airbag G256 and G257, which are fitted near the C-pillar (le

26Passenger protectionBelt warningThe new Audi A6´05 includes a belt warning function for both driver and passenger. After switching on the ignition,

27AirbagDriver airbag N95 and N250A two-stage gas generator is used as thedriver's airbag.The radial opening of the airbag and the delayed igniti

28Passenger protectionFront passenger airbag N131 and N132Like the driver airbag, the passenger airbag also comes with a two-stage gas generator. In c

29326_022326_023326_021Propelling charge I is ignitedPropelling charge I burns off Piston opens the gas cylinderGas mixes Gas fills the airbagPropelli

NoteReferenceSelf-study programmes for the Audi A6´05The Self-Study Programme provides information on the fundamentals of the design and function of n

30Passenger protectionSide airbags N199 and N200The side airbags have the same design and function as those fitted in other Audi models. However, they

31Key switch fordisabling airbag, front passenger side E224A key switch as shown in the adjacent block diagram is used to deactivate the front passeng

32Passenger protectionBelt switches E24 and E25(in the belt locks)A belt lock interrogation procedure is planned for the driver / front passenger belt

33Active headrestsActive headrests are used on the front seats in the Audi A6’05.With this system, the headrests move forward in the event of a rear-i

34Passenger protectionBattery cut-off relay J655The Audi A6‘05, like the Audi A8‘03, will also be equipped with the battery cut-off function in the ev

35326_0183015+-31A5B 2314J6 55Pin Ter m ina l Input / output DescriptionA 30 input(screw-type terminal)Battery +B 87 output(screw-type terminal)Output

36Passenger protectionSeat occupied recognition, not for USASeat occupied sensor, front passenger side, G128 is a plastic foil, which covers the rear

37Seat occupied recognition for US American marketA separate system was developed in order to meet the legal requirements in this country. The system

38Passenger protectionPressure sensor for seat occupied recognition G452Pressure sensor for seat occupied recognition G452 is connected to the mat for

39Wearing belt recognition switch E24and E25The wearing belt recognition switch is fitted directly in the belt lock. Two resistors are integrated with

Chapter 1 Introduction Chapter 3 Passenger protectionContentsSafety system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

40Passenger protectionSeat occupied recognition control unit J706The control unit evaluates the signals coming from the pressure sensor and the belt f

41Data exchange between the seat occupied recognition control unit and other vehicle systems is effected via the airbag control unit (by means of the

42DiagnosisDiagnosisAs in the case of the Audi A8´03 and Audi A3´04, communication in the Audi A6´05 between the VAS tester and the vehicle is effecte

43VAS 5051The VAS 5051 A tester will be replaced by the VAS 5051 B in 2004. The hardware and design of the VAS 5051 have been revised and updated.The

44DiagnosisVAS 5053/20The VAS 5053/20 wireless Diagnosis interface permits wireless communication between theDiagnosis socket in the vehicle and the V

45Recording the working time using the VAS 5051/5052From the basic CD 6.0 onwards, the actual working time in the ”Guided fault finding” and ”Guided f

46Engine / GearboxV6 3.2l FSIV8 4.2l 2.4lV6 3.0l TDIOverview of available engine / gearbox combinations

47Reference:For information on the engines and gearboxes, refer to SSP 32501J/330Nm09L/to 450Nm01X/02Xqu330Nm09L/to 450Nm0A3/450Nm01X/02Xqu330Nm01J/33

48ChassisOverviewThe basic version of the Audi A6´05 is equippedwith a steel spring chassis. There are three different types of running gear: Normal c

49Rear axleThe rear axle represents a further development of the trapezoid link axle, with which you may be familiar from the A4’00. Because of the ge

Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50ChassisWheel brakeFront-axle overviewEngine 3.0 litre V6 TDI 3.2 litre V6 FSI 4.2 litre V8 MPIMinimum wheel size 16” 16” 17”Brake type FNR-G 60 16”

51The basic functionalities of the subfunctions EBD, ABS, TCS, EDTC, EDL, ESP and ECD are the same as in the predecessor version 5.7. The control unit

52Chassis323_054Steering gearExpansion hoseReturn lineSuction hoseSteering pumpServo oil coolerOil reservoirReturn hoseSteering systemA conventional,

53Wheels / tyres323_055Tyre pressure monitoring systemA new generation of the tyre pressure monitoring system is available for the Audi A6´05.It is mo

54ElectricsBus topologyNOX sensorJ583Rotation rate sensorG202Seat occupied recognitionJ706Power modulefor left headlightJ667Power modulefor right head

55MOST busCAN Instrument clusterCAN DiagnosisCAN DriveCAN ConvenienceCAN Distance controlLIN busVarious sub-bus systemsWireless transmission- Bluetoot

56ElectricsE1 Light switchE3 Hazard warning light switchF4 Switch for reversing lightsF266 Contact switch for bonnetG357 Sender for vertical steering

57323_018J393 Central control unit for convenience systemMaster functions:– Flashing– Central locking– Interior light– Anti-theft warning systemE3

58Air conditioningOverviewThe new Audi A6´05 is equipped with an air conditioning system as standard. A differentiation is made between automatic air

59323_011323_013In the case of the 4 and 6-cylinder engines, it is driven via a plastic belt pulley and in the case ofthe 8-cylinder engine, via a sha

6IntroductionProduct highlightsThe product features which support the new Audi A6´05 on its way to the top, can be summarised as follows: One wing is

60Air conditioningConvenience automatic air conditioning and convenience automatic air conditioning plusThe new Audi A6´05 will still use an automatic

61CAN networkingThe air conditioning system in the new Audi A6´05 is integrated within the convenience CAN (see table). In addition to the air conditi

62Air conditioningThe rear window heating is activated from Climatronic control unit J255. A message is sentto convenience system control unit J393 vi

63On actuating an air conditioning function, the MMI display switches back to its original menuafter a certain waiting time.The information required f

64Air conditioningControl motorsDriver’s side323_020Control motor for central vent, V102Control motor for indirectventilation flap, V213Left footwell

65323_019Control motor for defrost flap V205 Front right chest vent control motor, V238Right footwell flap control motor, V108Control motor for cold a

66Air conditioningReplacing componentsThe air conditioning unit in the new Audi A6´05 does not have to be completely removed from the vehicle to repla

67Changing the pollen filterThe pollen filter, which has to be changed regularly in accordance with the service specifications, is accessible from the

68Air conditioningControl motor versionsThe redesigned air conditioning unit in the Audi A6´05 uses modified kinematics for the individual control mot

69Information on the statusof the compressor... displays whether the compressor is switched on or off. Switched on means that the compressor is within

7DimensionsThe new Audi A6´05 impresses with its imposing external dimensions.The vehicle length has been increased to 4.92 m, which corresponds to an

70Air conditioningVehicle speed The vehicle speed is used for the calculation "Setting the air congestion flap".Engine speed Start recogniti

71The temperature sensor for fresh air intake duct G89 in the plenum chamber, the middle vent temperature sensor and the two vent temperature senders,

72Air conditioningThe auxiliary heating which is available ex-works is installed on the longitudinal member, front right under the headlight. It is in

73Switch-on conditions: Switch-off conditions:no tank warning Auxiliary heating active longer than 60 minno crash signal from airbag control unit VAS

74Air conditioningAir conditioning diagnosisThe diagnosis options listed in the table are available via the diagnosis tester. For this purpose, the di

75Puller T40072Ratchet spanner T40083Special tools for the Audi A6´05 air conditioning systemSuction nozzle with brush T40073/1 and hose T40073/2323_0

323All rights reserved. Subject to technical change.CopyrightAUDI AGI/[email protected] +49-841/89-36367AUDI AGD-85045 IngolstadtTechni

8Body shell / connection technologyThe main objectives during the development of the new Audi A6 body design were the realization of high passive safe

9In addition to classic resistance spot welding, the following connecting techniques are used on the new A6´05 body shell: – Spot welding bonding–