Audi A8 2019 Service Training
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Audi A8 2019 Service Training

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The 2019 Audi A8 Introduction
eSelf-Study Program 990493

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Summary of Contents for Audi A8 2019

  • Page 1 The 2019 Audi A8 Introduction eSelf-Study Program 990493...
  • Page 2 All rights reserved. Information contained in this manual is based on the latest information available at the time of printing and is subject to the copyright and other intellectual property rights of Audi of America, LLC., its affiliated companies and its licensors. All rights are reserved to make changes at any time without notice.

  • Page 3: Table Of Contents

    Installation locations of the control modules Climate control New features Safety and driver assistance systems Passive safety Active safety Driver assistance systems Infotainment and Audi connect Overview of versions Inspection and maintenance Overview Special tools and workshop equipment Appendix eSelf-Study Program...
  • Page 4 This eSSP contains video links which you can use to access interactive media. The eSelf-Study Program (eSSP) teaches a basic understanding of the design and mode of operation of new models, new Note automotive components or new technologies. It is not a repair manual! Figures are given for explanatory purposes only and refer to the data valid at the time of preparation of the SSP.

  • Page 5: Introduction

    Introduction Launched in Europe in 1994, the Audi A8 was the world’s first Audi carries its high quality standards into the digital age with large volume production automobile with a self-supporting a radically new operating concept. The driver operates the aluminum body.

  • Page 6: Overview

    S8. The adaptive air suspension has hydraulically con- trolled dampers which are adjustable to four height levels. A fully active Audi AI active suspension will be available at a later date. It controls each wheel separately and allows a wide range between comfort...
  • Page 7 Electrical system The eight-speed 0D5 transmission has been redesigned for the A8. The MHEV technology of Audi is based on the newly developed 48 volt elec- trical system – it supplies the 12 volt electrical system, which in this case is The rear final drive 0G2 is used on the rear axle. The quattro with sport differ- the electrical subsystem.

  • Page 8: Dimensions

    Dimensions 41.2 in(1049 mm) 64.7 in (1644 mm) 64.2 in (1633 mm) 76.5 in (1945 mm) 83.8 in (2130 mm) 662_073 662_074 38.9 in (989 mm) 123.1 in (3128 mm) 46.6 in (1185 mm) 208.7 in (5302 mm) 662_075...
  • Page 9 45.6 in (1159 mm) 662_076 Exterior dimensions and weights Inner dimensions and other specifications Length 208.7 in (5302 mm) Front cabin width 62.2 in (1581 mm) Width Front shoulder width 59.1 in (1502 mm) 76.5 in (1945 mm) (not including exterior mirrors) Rear cabin width 61.1 in (1553 mm) Width...

  • Page 10: Body

    Magnesium Advanced high-strength steel High-strength steel Soft steel Note The image shows an Audi A8 with a standard wheelbase. The body of the long-wheelbase version (A8 L) is 5.12 in (130 mm) longer in the area of the ‘B’ pillar.
  • Page 11 Joining techniques The following connection systems are used when assembling the multi-material body: › Resistance spot welds on steel. › Semi-tubular punch rivets. › Resistance spot welds on aluminum. › Pop rivets. › MAG welds. › Flow drill screws. › Laser welds on aluminum.
  • Page 12 Safety cell The occupant cell, also called the safety cell, is made of Some of these sheet metal blanks are produced with differ- aluminum and conventional hot-formed steel. The cell is ent thicknesses (tailored blanks) and are also partially comprised of the lower area of the end wall, the side sills, tempered where necessary.
  • Page 13 Roll hemming Roll hemming is used all around for the entire front and Roll hemming is complemented by grip punch riveting rear door sills. This process increases the door opening area which fixes the side wall frame in its position. This is in (better ingress and egress for the occupants) and improves addition to all around structural bonding.

  • Page 14: Attachments

    Attachments Fully electric door lock Another new feature of the A8 is the actuation of the door locks. An “e-lock” is used in which an opening signal is transmit- ted electrically from the door inner handle or door outer handle to the door control module via a microswitch. The door control module in turn controls an electric motor which releases the rotary latch, opening the lock.
  • Page 15 Before disconnecting the 12 Volt battery, make sure that one door window is open or that the ignition key is not inside the vehicle or in the luggage compartment. Reference You can find further information on the electric door lock in eSelf-Study Program 970293, The 2019 Audi A8 Electrics and Electronics.

  • Page 16: Interior Equipment

    Interior equipment Instrument panel The upper trims for the instrument panel can be ordered with various wood inlays that form the wrap-around – the large arc that runs above the door trim panels as far as the rear. This area contains the air vents which are covered by these trims when not in use.
  • Page 17 Front center console: The black panel appearance of the instrument panel is continued to the center console. The transition is made through a second, 8.6" touchscreen with an operator control module at the bottom. 662_111 Switch Module in Instrument Panel 8.6"...
  • Page 18 Buttons for seat adjustment Audi phone box 662_114 Reference You can find further information on the Rear Seat Remote unit in eSelf-Study Programs 990293, The 2019 Audi A8 Infotainment and Audi Connect Systems 980193, The 2019 Audi A8 Climate Control Systems.
  • Page 19 Seats The seats of the 2019 A8 are a new design. The front seats are approximately 8.8 lb (4.0 kg) lighter than in the prede- cessor model. They are constructed using glass fiber rein- forced plastic (GFRP). Front seats Every backrest contains 16 small bubble-shaped air The front seats are available in several designs.
  • Page 20 Rear seat With the rear three seat system, the outer seats can be If desired, a massage function is also available with 18 heated as an option. The longitudinal position and the seat triple air pockets per seat. The individual seat system fea- and backrest angle can also be adjusted electrically.

  • Page 21: Roof

    Roof Panoramic sunroof The A8 has a two-piece glass roof. The front glass panel is movable while the rear glass panel is fixed. Since drainage is possible via the front windshield and rear window, no drain hoses are fitted here. A glass cover is securely mounted in front of the movable panel.

  • Page 22: Engine

    2 close-coupled ceramic catalytic converters Oxygen sensor before and after catalytic converter Emission standard LEV3 / Tier3 Concept Mild hybrid 48V Reference For further information about the 3.0L V6 TFSI Engine, please refer to eSelf-Study Program 920173, The Audi 3.0l V6 TFSI EA839 Engine.

  • Page 23: Powertrain

    Powertrain 3.0l TFSI engine (CZSE) 335 hp 8-speed automatic transmission AL552-8Q Rear axle drive 0G2 - standard differential HL195.S3 M PR no.:  GH1 Rear axle drive 0D3 - sport differential HL195.T2 M PR no.:  GH2 (Future) S8 only Key to new manufacturer code designation AL552-8Q For example: 8-speed automatic transmission Automatic...

  • Page 24: Fuel Tank

    Fuel tank The 2019 A8 has a 21.7 gal (82.1 l) fuel tank. A rollover A rollover valve is installed at the bottom of the tank. The valve with a pressure retaining valve is installed in the tank end of the valve line is found at the top in the liquid trap and a refueling shut-off valve is installed in the liquid trap.
  • Page 25 Rollover valve with Refueling pressure retaining shut-off valve valve Immersion tube Liquid trap with short refuelling shut-off valve in 21.7 gal (82 l) fuel tank 662_059 Vent line Baffle Line for suction jet pump Mixer tube on the transfer side Level sensor in the secondary chamber Intake for suction jet pump Level sensor in the main chamber...

  • Page 26: Exhaust System For The 3.0L Tfsi Engine

    Exhaust system for the 3.0l TFSI engine The gas flow paths are very short because the turbocharger The catalytic converter is bolted directly to the exhaust module is located in the inner V of the engine. turbocharger outlet. This allows the catalytic converter to reach its optimal operating temperature very quickly after a cold start.
  • Page 27 Exhaust Door Control Unit J883 Exhaust flaps Exhaust Door Control Unit 2 J945 Two of the four exhaust outlets can be closed, reducing noise as the vehicle accelerates from a stop. 662_077 Rear muffler (operates on the reflec- tion and absorption prin- ciple) Note The exhaust flap is actuated by the exhaust flap control unit via a worm gear.
  • Page 28 Engine mounts Five-point engine/transmission mounts are installed on the The engine and side transmission mounts have two operat- 3.0l TFSI engine. They are hydraulically switchable mounts. ing states. They are soft at idle and switch to hard when driving Right Electrohydraulic Engine Mount Solenoid Valve Transmission Mount Valve 1 Transmission mount N145...
  • Page 29 Hydraulically switchable transmission mounting The hydraulically switchable transmission mounts, Trans- mission Mount Valve 1 and 2 (N262, N263) are laterally mounted to the transmission to counteract the torsional vibration of the engine and transmission unit. 662_229 Transmission Mount Valve 2 N263 Conventional transmission mounting The conventional transmission mount is installed in the rear section of the transmission and counteracts the load...

  • Page 30: Power Transmission Overview

    Refer to 990163, The 2017 Audi Q7 Introduction.) page 28 for more information. The transmission has now been adapted to the Audi A8 and The parking lock emergency release mechanism is similar further enhanced. Refer to page 30 for more information.
  • Page 31 The sport differential set-up can be influenced using the Audi drive select modes. Refer to page The ATF and the axle oil of the sport differential are not subject to routine maintenance.

  • Page 32: Automatic Transmission Selector Mechanism

    Automatic transmission selector mechanism The Audi A8 also now uses the current selector mechanism and operating concept. Only the design has been adapted to the interior of the Audi A8. Selector Lever Release Button Selector lever Parking Lock Button E816 with Parking...

  • Page 33: Parking Lock Emergency Release

    Parking lock emergency release The parking lock emergency release is similar to the 2017 Warning! Q7. The actuating mechanism is located under a cover in the driver's footwell. Before actuating the emergency release device of the parking lock, the vehicle must be secured to prevent it from rolling away.

  • Page 34: 8-Speed Automatic Transmission 0D5

    8-speed automatic transmission 0D5 The 0D5 transmission made its debut in 2017 in the Audi A7. The following aspects of the 0D5 transmission as used in At Audi the 0D5 has the internal factory designation the A8 are new: AL552-8Q. The manufacturer, ZF-Getriebe GmbH, uses the designation 8HP65A.
  • Page 35 Torque Converter with dual-mass vibration dampening plate Planetary gear set Front differential Double row angular contact ball bearings Double shaft seal, transfer case/ Inspection and filler plug for front front axle drive axle drive ATF filler and Leak oil drainage port for the double shaft seal, inspection plug transfer case/front axle drive (visible from below, see page 34)
  • Page 36 ATF and MTF systems The 0D5 transmission has three separate systems containing different types of oil: ATF system for the planetary gearbox and the hydraulic control unit (not subject to routine maintenance). MTF supply for the transfer case (gear oil containing STURACO , not subject to routine maintenance).
  • Page 37 ATF supply and hydraulics Pump drive hub with spline, In Mild Hybrid Electric Vehicles (MHEV), the 0D5 transmis- connection to torque converter sion is supplied ATF by two ATF pumps; one mechanically driven pump on one electric pump. Both pumps draw the ATF from the ATF intake filter.
  • Page 38 The sensors, actuators and design configuration of the elec- The mechatronic module of the 0D5 transmission in the trohydraulic parking lock of the 0D5 transmission are identical Audi A8 has the factory designation E 26/29 at ZF-Getriebe to those of the mechatronic module of the 0BK transmission. GmbH.
  • Page 39 ATF temperature regulation The ATF temperature is regulated by a switchable coolant circuit which runs parallel to the large coolant circulation system of the engine. The circuit is opened or closed by Transmission Fluid Cooling Valve N509 via signals from Transmission Control Module J217 based on input from Engine Control Module J623.
  • Page 40 J533 and the Instrument Cluster CAN data bus are used for communicating with Selector Lever Sensor System Control Module J587. Functional diagram of the 8-speed automatic transmission 0D5 in the Audi A8 P/N signal, start enable signal to J623 FlexRay, to J533...

  • Page 41: Functions Influencing The Transmission And Sport Differential

    Balanced, equivalent to the auto mode of Audi Drive vehicle is stabilized if a pronounced oversteer is detected. select. › Sporty, equivalent to the dynamic mode of Audi Drive select. The vehicle is always restarted in the combination of Audi drive select mode auto and selector position D.
  • Page 42 R. The engine is automatically restarted when required. The requirements for this are a very short start time and quick readíness for drive-away. In the Audi A8 with MHEV equipment, quick readiness for drive-away is ensured by Transmission Fluid Auxiliary Hydraulic Pump 1 V475.
  • Page 43 D, because when neutral control is active clutch C or D is open and traction cannot be established until the brake has been released. Reference For more detailed information about the neutral idle control function in the 0D5 transmission, refer eSelf-Study Program 990163 The 2017 Audi Q7 Introduction.

  • Page 44: Suspension Overview

    ACC is, for the first time, an integral part of the new driver assistance system in the Audi A8. Progressive rate steering, which reduces steering effort required by the driver, is standard equipment. The optional...

  • Page 45: Axles And Wheel Alignment

    Wheel alignment The wheel alignment and suspension setup procedures are identical to those for the Audi A4 and Q7 models. The adjustment points are also identical. 662_176...

  • Page 46: Adaptive Air Suspension

    Adaptive air suspension The system configuration basically corresponds to those of In addition to the control software for the air suspension the Q7 and Q5 models. As in the predecessor A8 model, and damping systems, the control module houses sensors suspension struts are used on the rear axle instead of for measuring vertical acceleration as well as pitch and roll separate spring and damper layouts.

  • Page 47: Steering System

    This improves key subjective and objective dynamic steering As a logical development of the all-wheel-drive steering characteristics, such as: system, offered for the first time in the 2017 Audi Q7, a new system - dynamic all-wheel-drive steering - is optional ›...

  • Page 48: Suspension

    662_182 ESC unit ESC unit ESP 9 is used in the Audi A8. Depending on trim level, brake pressure is built up by hydraulic pumps with two or six pistons. In the basic trim of the vehicle, pumps with two pistons are used in combination with a pressure sensor for measuring the driver’s input brake pressure.

  • Page 49: Wheels And Tires

    Wheels and tires In the basic trim, the Audi A8 comes with 17 – 19" wheels. The vehicle comes with a tool kit, a jack and a space saver 18 – 20" wheels are optional. The range of tires extends spare. from 235/60 R17 to 265/40 R20.

  • Page 50: Electrics And Electronics

    Electrics and electronics The Audi A8 represents the future of the luxury class in the area of vehicle electrics and electronics. Highlights of the vehicle electrics are: › 48-volt main electrical system with mild hybrid technology. › Matrix LED headlights (future availability).

  • Page 51: Installation Locations Of The Control Modules

    Note Refer to the current service literature for details of control module installation positions, as well as instructions for installation and removal. For further information about the vehicle electrics and electronics of the Audi A8, refer to eSelf-Study Program 970293, The 2019 Audi A8 Electrics and...

  • Page 52: Climate Control

    At vehicle introduction, the 2019 A8 will uses refrigerant A new refrigerant is known as R744 will be introduced at a R1234yf in the climate control refrigerant system. Audi has later date. It is C0 and contains neither fluorine nor chlo- been using R1234yf since model year 2017.

  • Page 53: New Features

    An enhanced back massage feature is available in the new Audi A8. For this purpose, up to 16 bladders are integrated All heated surfaces are deactivated and regulated through in the front seat and up to 18 in the rear seat. In standard the seat heater.

  • Page 54: Safety And Driver Assistance Systems

    Driver airbag Driver side knee airbag Components Front side airbag Depending on trim level, the passive occupant and pedes- trian protection system in the 2019 Audi A8 can have the following components and systems: › Airbag control module › Front inertia-reel seat belts with electric seat belt tensioners ›...
  • Page 55 Front side airbag Head airbag, driver and front passenger sides Side airbag, 2nd seat row Interaction airbag, 2nd seat row (optional equipment) Side airbag, 2nd seat row 662_012 Note The diagrams in the chapter "Passive occupant safety" are schematic diagrams designed to aid understanding.
  • Page 56 System overview G128 The Passenger Seat Occupant Detection Sensor G128 is con- nected by a discrete line to Passenger Occupant Detection System Control Module J706, which communicates with the Airbag Control Module J234 via a LIN bus. 662_013...
  • Page 57 Key to figure on page 52: Driver Airbag Igniter Driver Seat Belt Switch N131 Front Passenger Airbag Igniter 1 Front Passenger Seat Belt Switch N132 Front Passenger Airbag Igniter 2 N153 Driver Seat Belt Tensioner Igniter 1 F390 Driver Side Second Row Seat Belt Switch N154 Front Passenger Seat Belt Tensioner Igniter 1 F391 Center Second Row Seat Belt Switch N196 Driver Side Rear Seat Belt Tensioner Igniter...
  • Page 58 Data bus interface J234 communicates via the FlexRay data bus. Due to the increased volume of data in comparison with the Audi Q7, J234 now communicates with the FlexRay data bus via two data lines (channels). These data lines are designated channel "A"...
  • Page 59 Key to figure on page 54: J775 Drivetrain Control Module J104 ABS/ESC Control Module J792 Active Steering Control Module J187 Differential Lock Control Module J854 Left Front Seat Belt Tensioner Control Module J217 Transmission Control Module J855 Right Front Seat Belt Tensioner Control Module J234 Airbag Control Module J1019...
  • Page 60 Action of the 48 V battery in response to a crash signal General Battery Interrupt Igniter, 48 Volt N751 is mounted on its If Airbag Control Module J234 has detected a crash, the printed circuit board. A6 instructs the battery isolation 48-volt battery is deactivated for safety reasons.
  • Page 61 A near-accident event is a critical driving situation involving each data packet related to an accident or a near-accident corrective inputs by Audi pre sense and in which no actual event can be assigned clearly to a block of the memory. A accident occurs.
  • Page 62 Usually only Crash investigators, insurance inspectors, and or like job roles would have access to the CDR tool. This is not a tool the typical Audi repair shop has available to use. Note Pyrotechnic charges are also ignited in the event of a rollover. For this reason, a rollover also counts as a severe accident.
  • Page 63 Data which is driver assistance systems, for example, adaptive cruise older than ten seconds is either actively cleared again or assist, ESC (Electronic Stability Control), Audi pre sense and overwritten by new data. If the airbag control module others.
  • Page 64 Front Passenger Airbag -Disabled- Indicator Lamp K145 New to the 2019 A8, signals are no longer transmitted across discrete wires to Front Passenger Airbag -Disabled- Indicator Lamp K145. Instead, the signals are transmitted from Airbag Control Module J234 to Data Bus on Board Diagnostic Interface J533 via the FlexRay data bus.
  • Page 65 Interaction airbag Introduction The interaction airbags deploy in the event of a side-on The 2019 A8 is available with interaction airbags. They are collision and can prevent vehicle occupants sitting side by standard on the front seats and optional for the rear seat. side from colliding with one another.
  • Page 66 Front interaction airbag Installation location Driver Side Front Center Airbag Igniter for Occupant Contact Protection N737 is integrated in the driver seat backrest. The pressure in the interaction airbag is, in princi- ple, discharged at the same backrest cover seam as the side airbag, but inversely on the other side of the backrest.
  • Page 67 Automatic belt retractor Front and rear automatic seat belt retractors When Audi pre sense basic detects specific driving situa- The rear outer automatic belt retractors are equipped with tions, corresponding signals are sent to the data bus. J234 pyrotechnic belt tensioners and additionally with reversible evaluates the signals and, if necessary, instructs the seat belt tensioners with electric motors.
  • Page 68 As an option, the 2019 A8 can be equipped with reversible seat tensioners on the rear outer seats in addition to the front reversible seat belt tensioners. 662_033 Reference For further information about emergency assist, refer to eSelf-Study Program 990393, The 2019 Audi A8 Driver Assistance Systems.
  • Page 69 Rear lap belt tensioner Introduction Installation position If the Audi A8 is equipped with electrically adjustable individual rear seats, as opposed to the standard rear bench seat, lap belt tensioners are installed in the rear outer seats. They have the following designations: ›...
  • Page 70 Faults in the system are registered as DTCs by J234. These faults can be cleared using "Guided Fault Finding". Reference The basic working principle of a lap belt tensioner is explained in eSelf-Study Program 990143, The 2015 Audi A3 Introduction.
  • Page 71 For further information about the illumination function of the seat belt buckles (for example, switch-on point, run-on time etc.), please refer to eSelf-Study Program 970293, The 2019 Audi A8 Electrics Electronics. Design of the lighting unit LED unit with housing...

  • Page 72: Active Safety

    The systems send data continuously to the available (dependent on model and options selected) on data bus. Other control modules are able to evaluate this the 2019 Audi A8 and how they interact with other systems information and take appropriate action. on the vehicle.
  • Page 73 Audi pre sense settings Setting and switching off the early warning The early warning function of Audi pre sense front can be set and deactivated in the MMI. The following setting options are available: The audible and visual early warning function is off.
  • Page 74 Audi pre sense Activating Audi pre sense Active lane departure warning If Audi pre sense is off, it can be reactivated in the MMI. 662_124 Here, all functions of Audi pre sense are reactivated. When the ignition is switched off and on again, Audi pre sense, if off, is reactivated automatically.
  • Page 75 › Inflation of the side bolsters in the seats and backrests. › Display of corrective action by Audi pre sense in the instrument cluster. Definition and function of the belt slack reduction system for reversible seat belt tensioners In certain situations, for example, when wearing a thick...
  • Page 76 In that brake pressure had reached a specific value within a this case, no Audi pre sense message appears in the defined period of time. If the conditions are met, instrument cluster. The seat belts are released again Audi pre sense basic initiates electrical full tensioning of...
  • Page 77 If Electronic Stability Control (ESC) is set to "sport" or "off" using ASR/ESP Button E256, the seat belts are not partially tensioned. › If Audi drive select is set to "dynamic", the seat belts are not partially tensioned. › If Audi pre sense is deactivated in the MMI, the seat belts are not partially tensioned.
  • Page 78 Closing the panoramic sunroof System characteristics of the transverse dynamics function › If Audi drive select is set to "dynamic", the seat belts are › If the vehicle is unstable, Electronic Stability Control is not partially tensioned. set to "sport" or "off" and the driver actively applies the ›...
  • Page 79 › Speed-dependent partial or full tensioning of the electrically reversible seat belt tensioners. › Display of corrective action by Audi pre sense in the instrument cluster. Installation location Audi pre sense rear is only possible if the vehicle has Audi side assist. Audi side assist utilizes two "mid-range"...
  • Page 80 The radar sensors continuously monitor the traffic follow- ing vehicle would collide with the rear end of one's own ing behind the vehicle whenever Audi side assist is inactive. vehicle unless further action is taken by the driver of the J769 and J770 send signals they receive as data to Airbag following vehicle.
  • Page 81 Audi pre sense display 662_094 If the vehicle continues to approach and the danger of a The reversible seat belt tensioners are: rear-end collision increases, the reversible seat belt ten- › Left Front Seat Belt Tensioner Control Module J854. sioners are partially or fully tensioned depending on how ›...
  • Page 82 Full tensioning Pre sense side (to be introduced at a later date) Audi pre sense side can initiate measures for the protection of the vehicle occupants in the event of a side-on collision with another vehicle. In models equipped with Audi pre sense side, the following actions can be initiated: ›...
  • Page 83 Installation location Audi pre sense side is only possible if the vehicle is Left Front Object Detection Radar Sensor J1088 is installed equipped with Audi side assist and intersection assist. in the front bumper on the left-hand side of the vehicle. Audi side assist utilizes two "mid-range" radar sensors...
  • Page 84 › Locking of the doors. In the case of Audi pre sense side, a critical situation is › A visual message indicating that Audi pre sense is active when a vehicle approaching from the side will, with a high appears in the instrument cluster.
  • Page 85 Full tensioning of the electrically reversible seat belt › Automatic braking to emergency braking level. tensioners. › Target braking. › Display of corrective action by Audi pre sense in the › The electrical head restraints move into an elevated instrument cluster. position. › Driver take-over prompt.
  • Page 86 Response to vehicles The following preconditions must be met in order to activate the system: › Audi pre sense front is able to respond to vehicles which are traveling in the same direction and which have stopped or are stationary. › Audi pre sense front does not respond to crossing or oncoming traffic.
  • Page 87 Partial tensioning of the electrically reversible seat belt tensioners › Full tensioning of the electrically reversible seat belt tensioners. › Display of corrective action by Audi pre sense in the instrument cluster. Process diagram showing how Audi Pre sense front responds automatically to vehicles 662_162 Key: Visual advance warning...
  • Page 88 › Full tensioning of the electrically reversible seat belt During the target braking maneuver the Audi pre sense front tensioners. system calculates whether the driver has applied sufficient › Display of corrective action by Audi pre sense in the braking to be able to prevent a collision.
  • Page 89 Audi pre sense front can warn against pedestrians and cyclists up to a speed of 52.8 mph (85 km/h). › Audi pre sense front can initiate braking up to a speed of 52.8 mph (85 km/h). Advance warning phase Depending on steering, pedal and turn signal inputs, the...
  • Page 90 › Display of corrective action by Audi pre sense in the If this is not the case, the required amount of braking is instrument cluster. increased (up to maximum level depending on the situation).
  • Page 91 If an emergency braking maneuver is initiated by the Audi pre sense front will only be available to a limited vehicle, Audi pre sense city can help reduce the vehicle's extent or will be unavailable. speed by up to 37.2 mph (60 km/h).
  • Page 92 The merging of data from various sources provides a very exact map of the vehicle periphery. Reference For further information about switching Audi pre sense on and off, refer to "Audi pre sense settings", page 70.
  • Page 93 ACC control module knows that the driver intends to turn off to the left. If J1122 detects that turning now would result in a critical situation involving oncoming Process diagram showing the working principle of Audi pre sense turn assist 662_167 Key:...
  • Page 94 J428 merges the data and can instruct other systems to initiate actions appropriate to the situation. The merging of data from various sources provides a map of the vehicle periphery. Reference For further information about turning Audi pre sense on and off, refer to "Audi pre sense settings", page 70.
  • Page 95 If the last possible evasion point has been › Acute warning by braking impulse. surpassed, no assistance is provided by collision avoidance assist. Process diagram showing the working principle of Audi pre sense collision avoidance assist Key: 662_165 Visual advance warning Braking of individual...

  • Page 96: Driver Assistance Systems

    2019 A8 is largely identical to the 4th generation ACC the driver is still fully responsible for operating the vehicle. system used in the 2017 Audi Q7 and in the 2018 Audi A4/ The driver's hands must stay on the steering wheel. The A5.
  • Page 97 Complex traffic situation at an intersection Intersection assist is a new driver assist system, which is offered for the first time in the 2019 Audi A8 in the driver assistance package. It helps the driver to avoid collisions with cross traffic ahead of the vehicle.
  • Page 98 J1121 is a new control module which is being used for the in the vehicle, version A0 is sufficient. If, for example, the first time by Audi in the 2019 A8. The versions have the optional surround view cameras are ordered, it requires the following designations: installation of version C.
  • Page 99 Laser Distance Regulation Control Module J1122 Installation location J1122 is used in the Audi A8 to implement complex driver assistance functions. It is installed in the center of the bumper under the license plate carrier. Function The general functional principle is similar to that of a radar...

  • Page 100: Infotainment And Audi Connect

    Infotainment and Audi connect Overview of versions The 2019 A8 comes equipped with the latest-generation modular infotainment system (version MIB2+). 662_185...
  • Page 101 Auto SOS & connect vehicle-specific services (IW3) Integrated Rear Seat Entertainment including 2 Audi tablets (9WF) Reference For further information about the infotainment systems and Audi connect, refer to eSelf-Study Program 990293, The 2019 A8 Infotainment and Audi Connect Systems.

  • Page 102: Inspection And Maintenance

    Air improvement system Flacons in the cabin fragrance system function unit GX43 Overview of service intervals for vehicles in the USA The Audi A8 is subject to fixed inspection and maintenance intervals in the USA. 10,000 miles / 20,000 miles / 30,000 miles / 40,000 miles /...

  • Page 103: Special Tools And Workshop Equipment

    Special tools and workshop equipment T40385 Removal tool Usage: For removing the door mirror. Door mirror removal tool 662_222 AC service unit VAS 581 009 Laser scanner calibration board VAS 6430/12 (to be introduced when Refrigerant R744 becomes available) 662_231 668_100...

  • Page 104: Appendix

    Appendix eSelf-Study Program For more information about the technology of the Audi A8, please refer to the following eSelf-Study Program. The Audi 3.0l V6 TFSI EA839 Engine The 2019 A8 Infotainment and Audi Connect Systems eSelf Study Program 920173 eSelf Study Program 990293 SSP 990293 SSP 920173...

  • Page 105: Knowledge Assessment

    Click on the “Academy site CRC” Click on the Course Catalog Search and select “990493 - The 2019 Audi A8 Introduction” Please submit any questions or inquiries via the Academy CRC Online Support Form which is located under the “Support” tab or the “Contact Us” tab of the Academy CRC.
  • Page 106 All rights reserved. Technical specifications subject to change without notice. Audi of America, LLC 2200 Ferdinand Porsche Drive Herndon, VA 20171...

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