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Audi A6´05 323 User Manual

Audi A6´05 323
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323
All rights reserved.
Subject to technical
change.
Copyright
AUDI AG
I/VK-35
Service.training@audi.de
Fax +49-841/89-36367
AUDI AG
D-85045 Ingolstadt
Technical release 01/04
Printed in Germany
A04.5S00.06.20
Audi A05
Self-Study Programme 323
Vorsprung durch Technik www.audi.co.uk
Service Training

Table of Contents

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Audi A6´05 323 Specifications

General IconGeneral
BrandAudi
ModelA6´05 323
CategoryAutomobile
LanguageEnglish

Summary

Preface

The new Audi A6 – the most progressive vehicle takes the lead

Introduction to the new Audi A6's design, performance, and brand values.

Self-study programmes

SSP 323 Audi A6'05

Overview of the vehicle, body technology, passenger protection, and air conditioning.

SSP 324 Audi A6'05 Chassis

Covers front/rear axle, steering, ESP, and parking brake systems.

SSP 325 Audi A6 '05 Engines and Gears

Details 3.0 V6 TDI, 3.2 V6 FSI, gearboxes 01X, 02X, 0A3, and Multitronic 01J.

SSP 326 Audi A6 '05 Electrics

Focuses on networking, bus topologies, convenience electrics, and infotainment.

Introduction

Product highlights

Key features supporting the new Audi A6's leading position in performance and design.

Dimensions

Details external dimensions of the new Audi A6'05, including length, width, and height.

Body

Body shell / connection technology

Objectives for passive safety, rigidity, and minimized body versions.

Materials

Overview of materials like high tensile steel, special steel, aluminum, and hybrid components.

Blanks

Use of tailored blanks and hybrid components for stress-adapted material distribution.

Assemblies

Details on plenum chamber and wheelhouse assemblies using special steel and tailored blanks.

Bumpers

Components and design of the front bumper, including coating, grille, and bumper support.

Trailer coupling

Features of the mechanically swivelling trailer coupling and its operation.

Passenger protection

Safety system

Comprehensive safety system including airbags, belt tensioners, and sensors for accident detection.

Airbag control unit J234

Detects vehicle deceleration and activates restraint systems like airbags and belt tensioners.

Sensors

Details crash sensors for frontal and side impacts, including their types and operation.

Belt warning

Functionality of the belt warning system for driver and passenger, including time diagrams.

Airbags (Driver, Side, Head)

Operation of driver, side, and head airbags for occupant protection.

Seat belt and airbag safety features

Covers key switch for disabling passenger airbag and operation of seat belts/tensioners.

Active headrests

System that moves headrests forward during rear impacts to reduce whiplash injuries.

Battery cut-off relay J655

Disconnects battery in a crash to prevent short circuits and fire hazards.

Seat occupied recognition

Sensor system in the front passenger seat to detect occupancy for airbag control.

Diagnosis

VAS 5053 tester

Tester for vehicle acceptance, service, and minor repairs, with guided functions.

VAS 5051 tester

Tester for diagnosis and service, with updated hardware and a 15" screen.

VAS 5053/20 wireless interface

Enables wireless communication between vehicle and diagnosis testers.

Recording working time with VAS 5051/5052

Logging actual working time in guided fault finding and guided functions.

Engine / Gearbox

Engine and gearbox combinations

Overview of available engine variants (V6 3.0 TDI, V6 3.2 FSI, V8 4.2l) and gearboxes.

Chassis

Overview and running gear types

Three types of running gear (normal, sports-style, bad road) for the Audi A6'05 chassis.

Front and Rear Axles

Details on the modified four-link front axle and trapezoid link rear axle for improved dynamics.

Wheel brake systems

Specifications for front and rear wheel brakes across different engine variants.

ESP and Electromechanical Parking Brake

Covers ESP 8.0 system and the introduction of the Electromechanical Parking Brake (EPB).

Steering system

Hydraulic rack-and-pinion servo steering with standard Servotronic II for sporty precision.

Wheels, tyres and tyre monitoring

Information on available wheel and tyre options and the tyre pressure monitoring system.

Electrics

Bus topology

Diagram illustrating the network of control units and communication buses in the vehicle.

Control unit inputs/outputs

Overview of load modules and their in/outputs within the convenience system control units.

Air conditioning

System Overview

Features of the standard air conditioning system, including low noise and even temperature distribution.

Automatic air conditioning variants

Details on Convenience and Convenience Plus automatic air conditioning systems with two-zone control.

CAN networking for climate control

Integration of the air conditioning system within the convenience CAN bus for data exchange.

Control motors for air conditioning

Identification and function of various control motors for flap positioning within the AC unit.

Replacing AC components

Procedures for replacing functional units like the evaporator and control motors within the AC unit.

Changing the pollen filter

Steps for changing the two-part pollen filter, accessible from the passenger footwell.

Control motor versions

Notes on correct installation and part numbers for control motors in the AC system.

Climate control unit signals

Output signals from the Climatronic control unit J255 related to compressor, fans, and heating functions.

Analogue signals and additional heating

Analogue sensor inputs and the operation of the additional air heater unit in diesel versions.

Auxiliary heating operation

Details on the auxiliary heating system, its activation via MMI/remote control, and feedback mechanisms.

Air conditioning diagnosis

Diagnosis options, error types, and actuator tests for the air conditioning system.

Special tools for AC system

Lists special tools required for servicing the Audi A6'05 air conditioning system.

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