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General| Brand | Audi |
|---|---|
| Model | 2008 A6 Quattro |
| Category | Automobile |
| Language | English |
Details air spring suspension settings and the use of VAS 5051 diagnostic tool.
Explains the four selectable vehicle level settings: Automatic, Dynamic, Comfort, and Lift.
Step-by-step guide for adjusting vehicle level using the MMI system.
How to activate and deactivate vehicle jack mode to facilitate lifting operations.
Information on limitations and control of vehicle levels during towing operations.
Instructions for using the VAS 5051 tester to manage shipping mode.
Details on the VAS 5051 diagnostic system and its required cables.
Step-by-step guide to activate/deactivate shipping mode using the VAS 5051 tester.
Instructions for connecting the VAS 5051/5A diagnostic cable to the vehicle's DLC.
Important safety warnings regarding the use and securing of test equipment.
Steps to switch on the VAS 5051 tester and confirm its operational readiness.
Guidance on performing component adaptation after replacing control modules or components.
Overview of electrical/electronic components and their physical locations.
Procedures for removing and installing various sensors like Front/Rear Vehicle Level Sensors.
Instructions for system bleeding, charging, and adapting control positions.
Details on the G342 sensor, its removal/installation, and checking with VAS 5051 A.
Information on the right front suspension strut and its dampening adjustment valve N337.
Procedure for removing and installing the J197 control module.
Details on the G341 sensor, its removal/installation, and checking with VAS 5051 A.
Information on rear air springs, shock absorbers, pressure reservoir, and acceleration sensors.
Removal, installation, and adaptation procedures for rear level control system sensors.
Details on front suspension struts, dampening valves, and front level control sensors.
Information on the air supply unit and its solenoid valve block.
How sensor signals are relayed to headlight control modules for vertical aim.
Conditions under which vehicle level can change, such as towing or loading.
Cautionary note on setting headlights and the level control system.
Steps to disconnect harness, remove nuts/bolts, and remove the front vehicle level sensor.
Installation steps for the rear vehicle level sensor, including hook engagement and lever orientation.
How front sensor signals are relayed to the headlight control modules.
Conditions requiring control position adaptation and testing of headlight settings.
Steps for installing harness connectors and bolts for the vehicle level sensor.
Guidance on sensor lever orientation and tightening bolts for the vehicle level sensor.
Steps for installing bolts and connecting harness for front body acceleration sensors.
Identification of the V.A.G 1331 torque wrench required for installation.
How to install front body acceleration sensors, including tightening torque.
Steps for installing the wheel and setting the vehicle on its wheels after sensor work.
Steps for removing the rear body acceleration sensor, including wheel and liner removal.
Identification of the V.A.G 1331 torque wrench required for rear sensor installation.
Procedure to disconnect the connector and remove the rear body acceleration sensor.
Instructions for installing the rear body acceleration sensor, noting its orientation.
Procedure for removing and installing the J197 control module, including its location.
Steps to remove the lower glove compartment cover to access the control module.
Procedure to remove bolts, disconnect harness connectors, and remove the control module.
Steps to connect harness connectors, install bolts, and re-install the control module.
Procedure for adapting the Level Control System Control Module J197 after installation.
How to check the body acceleration signal using the VAS 5051 A tester.
Instructions for system bleeding or charging the air suspension system.
Procedure for adapting the control position using the VAS 5051 A tester.
Overview of air lines, their servicing, and replacement of connecting pieces.
Visual overview of air line routing for front and rear suspension components.
Details on the blue air line connecting the solenoid valve block to the right rear air spring.
Information on the black air line to the left rear air spring and its servicing.
Details on violet air line to reservoir and red/green lines to front struts.
Key for identifying air lines based on their color coding.
Diagram and explanation of line assignments on the solenoid valve block.
Location of air line connectors for the rear axle within the vehicle interior.
General procedures for servicing air lines.
Identification of special tools required for air line repair and connection.
Procedure for shortening air lines and installing new connecting pieces due to leaks.
Instructions for replacing air lines in the vehicle, routing, and securing new lines.
Steps for installing new connections, marking air line ends, and checking insertion depth.
Procedure for sliding air lines through sealing rings and edges into the connecting piece.
Instruction to repeat the work procedure with a new air line.
Identification of special tools required for air line connections.
Importance of cleaning separating points before disconnecting air lines to prevent failure.
Instructions for cutting air lines and removing connecting pieces and cutting rings.
Steps for installing a new connecting piece and ensuring proper tightening.
Procedure for connecting air lines, removing transport caps and safety devices.
How to verify correct air line installation by checking markings.
Diagram showing numbered components of the air supply unit and solenoid valve block.
Procedure for removing the solenoid valve block.
Procedures for removing and installing the air supply unit.
Details on removing and installing the Level Control System Solenoid N111.
Table listing tightening torques for various connecting pieces in the air system.
Identification of tools required for removing and installing the air supply unit.
List of special tools required for servicing the air spring at the rear axle.
Note on the installation location of the air supply unit beneath the right front wheel housing liner.
Steps to loosen air lines, dissipate pressure, and remove air lines.
Procedure to open clamp and disconnect intake hose from connector piece.
Procedure to remove nuts and the air supply unit.
Distinguishing characteristics of mounting sleeves for the air supply unit.
Instruction for installing sleeve B without a collar on the outer side of vehicle 2.
Procedure for removing and installing the Level Control System Solenoid N111.
Identification of tools required for servicing the Level Control System Solenoid N111.
Note on the location of Solenoid N111 on the air supply unit.
Procedure to disconnect harness connector and remove threaded connections from the solenoid.
Instructions for removing old O-rings and the importance of replacing them.
Procedure for coating O-rings with grease and noting armature installation position.
Steps for inserting the spring and armature into the solenoid and sliding into housing.
Procedure for installing and tightening threaded connections.
Steps to connect the electrical harness connector to the level control system solenoid.
Note on sensor location and preparation steps like positioning vehicle and removing wheel.
Procedure to unclip and disconnect harness connectors for the sensor.
Steps to remove the bolt and pull out the Level Control Pump Temperature Sensor.
Procedure for coating O-rings with grease prior to installation.
Steps for inserting the sensor into the housing and tightening the bolt.
Procedure to connect the harness connector and clip in electrical wire.
Identification of tools required for servicing the solenoid valve block.
Note on the installation location of the solenoid valve block behind the front bumper.
Procedure to disconnect harness connector and loosen air lines.
Steps to remove bolts and remove the solenoid valve block.
Procedure for inserting and tightening bolts for the solenoid valve block.
Steps to install air lines, connect harness, and reassemble wheel housing and insulation.
Identification of tools required for servicing the pressure reservoir.
Note on the installation location of the pressure reservoir in the luggage compartment.
Procedure to loosen air line on pressure reservoir and let air pressure dissipate.
Steps to remove bolts and swivel the pressure reservoir upward.
Procedure for inserting pegs into bores and swiveling the pressure reservoir into the compartment.
Steps to install bolts, tighten them, and install the air line on the pressure reservoir.
