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Charging --> System bleeding or charging  

3 - Level Control System Control Module J197 

Removing and installing --> Level Control System Control Module J197 , removing and installing  

4 - Left Front Body Acceleration Sensor G341 

Removing and installing --> Left Front Body Acceleration Sensor G341 and Right Front Body 
Acceleration Sensor G342 , removing and installing
  

Can be checked in "Guided Fault Finding" using VAS 5051 A  

5 - Right rear air spring 

Removing and installing --> Air springs, removing and installing  

6 - Right rear shock absorber 

With Right Rear Dampening Adjustment Valve N339  

Removing and installing --> Shock absorber for air spring suspension, removing and installing  

7 - Pressure reservoir 

If pressure reservoir is removed, a system bleed of pressure reservoir must be performed beforehand 
using VAS 5051 A via "Guided Fault Finding"  

Removing and installing --> Pressure reservoir, removing and installing  

8 - Rear Body Acceleration Sensor G343 

Removing and installing --> Rear Body Acceleration Sensor G343 , removing and installing  

Can be checked in "Guided Fault Finding" using VAS 5051 A  

Rear Body Acceleration Sensor G343 is installed behind left wheel housing lining in vicinity of upper 
shock absorber threaded connection.  

9 - Left rear shock absorber 

With Left Rear Dampening Adjustment Valve N338  

Removing and installing --> Air springs, removing and installing  

10 - Left rear air spring 

Removing and installing --> Air springs, removing and installing  

11 - Left Rear Level Control System Sensor G76 

 

2008 Audi A6 Quattro 

SUSPENSION Suspension, Wheels, Steering

  

FIXYOURCAR 

  

 1:42:00 AM

Page 9 

 

Summary of Contents for 2008 A6 Quattro

Page 1: ...ttings Driver can set four different level settings Automatic Dynamic Comfort Lift For further details on level settings Operating instructions Vehicle level adjusting Vehicle level is set in the MMI...

Page 2: ...CAR function button The central menu adaptive air suspension appears Press SETUP function button The menu adaptive air suspension appears Turn control knob to Vehicle jack mode and select OFF to swit...

Page 3: ...tools testers and auxiliary items required Fig 459 Vehicle Diagnosis Testing And Information System VAS 5051 A Courtesy of VOLKSWAGEN UNITED STATES INC Vehicle Diagnosis Testing and Information Syste...

Page 4: ...stems Control module for vehicle level control system Activating and deactivating Level Control System Control Module J197 shipping mode VAS 5051 connecting and selecting functions Special tools teste...

Page 5: ...To Data Link Connector DLC Courtesy of VOLKSWAGEN UNITED STATES INC Connect diagnostic cable VAS 5051 5A connector to Data Link Connector DLC CAUTION Test equipment must always be secured on the rear...

Page 6: ...Model year Version Engine identification Confirm entered data Then Suspension Level control system NOTE If control modules or electric electronic components were replaced then Adaptation of the compo...

Page 7: ...ing Removing and installing Left Front Body Acceleration Sensor G341 and G342 Left Front Body Acceleration Sensor G341 and Right Front Body Acceleration Sensor G342 removing and installing Removing an...

Page 8: ...nt Body Acceleration Sensor G341 and Right Front Body Acceleration Sensor G342 removing and installing Can be checked in Guided Fault Finding using VAS 5051 A 2 Right front suspension strut air spring...

Page 9: ...If pressure reservoir is removed a system bleed of pressure reservoir must be performed beforehand using VAS 5051 A via Guided Fault Finding Removing and installing Pressure reservoir removing and in...

Page 10: ...g using VAS 5051 A 15 Right Front Level Control Sensor G289 Removing and installing Front Vehicle Level Sensor removing and installing After loosening adapt control position again Control position ada...

Page 11: ...l The headlight vertical aim control reacts automatically to changes in vehicle level The vehicle level can change in the following situations Operating with something in tow Various loading condition...

Page 12: ...ving and installing General Information Vehicles level control system and or with gas discharge headlights have an automatic vertical aim control system as standard equipment 94 LIGHTS SWITCHES EXTERI...

Page 13: ...ating with something in tow Various loading conditions vehicle empty vehicle partially or completely loaded Adapting control position and testing basic setting of headlights is always required when Tr...

Page 14: ...e level sensor Rework replacement part accordingly and install Fig 468 Identifying Harness Connector And Bolts Courtesy of VOLKSWAGEN UNITED STATES INC Install bolts 2 using angled wrench Do not bend...

Page 15: ...l position again Control position adapting again Perform basic setting of headlamps 94 LIGHTS SWITCHES EXTERIOR Left Front Body Acceleration Sensor G341 and Right Front Body Acceleration Sensor G342 r...

Page 16: ...ts And Body Acceleration Sensor Courtesy of VOLKSWAGEN UNITED STATES INC Install nuts arrows for body acceleration sensor and tighten to 6 Nm Connect harness connector 1 Install wheel and tighten 44 W...

Page 17: ...moving Position vehicle on lifting platform Placing vehicle onto lifting platform and onto wheels Remove decorative wheel cover for light alloy wheels pull off protective cap use pulling hook in vehic...

Page 18: ...isconnect connector 1 Remove nuts arrows and remove Rear Body Acceleration Sensor G343 2 Installing Installation is in reverse order of removal Note the following NOTE Note installation position of re...

Page 19: ...dy acceleration signal Body acceleration signal of front rear body acceleration sensors checking Level Control System Control Module J197 removing and installing Removing If control module is replaced...

Page 20: ...electrical harness connectors arrows from control module and disconnect Remove control module 2 Installing Installation is in reverse order of removal Note the following NOTE The lid A is secured in...

Page 21: ...51 connecting and selecting functions Then Suspension Level control system On Board Diagnostic OBD capable systems Functions of Level Control System Control Module J197 Replace Level Control System Co...

Page 22: ...ol system On Board Diagnostic OBD capable systems Functions of Level Control System Control Module J197 Level Control System Control Module J197 system bleeding or charging Fig 479 Identifying Centeri...

Page 23: ...atic level control Overview of air lines Air lines overview Replacing air line Air line servicing Replacing connecting piece Connecting piece replacing Assembly overview of air supply unit and solenoi...

Page 24: ...on 3 Connector for air lines Component location In vehicle interior on front passengers side behind A pillar trim Component location of air line connector 4 Air line blue From solenoid valve block to...

Page 25: ...Connecting piece replacing 11 Air line violet From solenoid valve block to pressure reservoir Servicing air line Air line servicing Replacing connecting piece Connecting piece replacing 12 Left front...

Page 26: ...olenoid valve block Fig 481 Line Assignment On Solenoid Valve Block Courtesy of VOLKSWAGEN UNITED STATES INC Air line are color coded 1 Air line brown From air supply unit 2 Air line red To left front...

Page 27: ...AGEN UNITED STATES INC Connections 1 2 and 3 for air lines leading to rear axle are attached in vehicle interior on front passengers side behind A pillar trim Air line servicing 2008 Audi A6 Quattro S...

Page 28: ...G 1783 1 Air hose pliers VAS 6228 If air line is damaged the damaged area can be replaced If connection leaks air line can be shortened approx 10 mm and a new connecting piece can be installed Connect...

Page 29: ...nsion strut air spring suspension can be replaced with parts from repair kit in left and right wheel housings In vehicle interior damaged air lines are replaced completely with original equipment line...

Page 30: ...ide air line using slight pressure through edges 3 and 4 of cutting ring up to stop 5 in connection Slide sponge rubbers on to connecting pieces Repeat work procedure with new air line Replacing conne...

Page 31: ...S 6228 If connection leaks air line can be shortened approx 10 mm if there is sufficient length and a new connecting piece can be installed NOTE Clean area of separating point before disconnecting an...

Page 32: ...nserted far enough into connecting piece Always replace connecting piece Always tighten to tightening torque Install new connecting piece by hand and tighten Tightening torques Remove connecting piece...

Page 33: ...corresponding mounting clips sleeves in vehicle Replace cut cable ties if necessary Pull off transport safety devices 2 and 3 Using some pressure slide air line 4 up to stop into connecting piece 1 A...

Page 34: ...ith filter 2 Bracket for compressor unit and solenoid valve block 3 Solenoid valve block Removing and installing Solenoid valve block removing and installing 4 Bolt 10 Nm 5 Bolt 7 Nm 6 Compressor temp...

Page 35: ...id valve block and air supply unit If leaking replace air line Air line servicing 14 Washer 15 Bolt 20 Nm 16 O ring 17 O ring 18 Armature Note installation position chamfer must point toward spring Le...

Page 36: ...nnecting piece in rear air spring 2 Nm Connecting piece in residual pressure valve front suspension struts of air spring suspension 3 Nm Connecting piece in pressure reservoir 5 Nm Connecting piece in...

Page 37: ...5051 A System bleeding or charging Remove decorative wheel cover for light alloy wheels pull off protective cap use pulling hook in vehicle tool kit Remove wheel Remove noise insulation 50 BODY FRONT...

Page 38: ...e Once air pressure has dissipated remove air lines Disconnect harness connectors 2 Fig 493 Opening Clamp And Disconnecting Intake Hose Of Connector Piece Courtesy of VOLKSWAGEN UNITED STATES INC Open...

Page 39: ...Installation is in reverse order of removal Note the following Fig 495 Distinguishing Characteristics Of Sleeves Courtesy of VOLKSWAGEN UNITED STATES INC Distinguishing characteristics of sleeves NOT...

Page 40: ...ENT Install front noise insulation 50 BODY FRONT Install wheel Position vehicle on its wheels Placing vehicle onto lifting platform and onto wheels Tighten wheel 44 Wheels Tires Wheel alignment Level...

Page 41: ...et air pressure dissipate Once air pressure has dissipated remove air lines NOTE Level Control System Solenoid N111 is installed on air supply unit under right front wheel housing liner Position vehic...

Page 42: ...nector from level control system solenoid and remove threaded connections 1 Remove level control system solenoid 2 with spring 3 and armature 4 Remove O rings 5 and 6 Installing Always replace O rings...

Page 43: ...h grease supplied Insert spring 3 and armature 4 into level control system solenoid 2 Slide level control system solenoid 2 with spring and armature into housing 7 NOTE Note installation position of a...

Page 44: ...ical harness connector to level control system solenoid 2 Fig 503 Identifying Air Line And Harness Connectors Courtesy of VOLKSWAGEN UNITED STATES INC Install air line 1 on air supply unit Install noi...

Page 45: ...g 504 Identifying Harness Connector And Air Lines Courtesy of VOLKSWAGEN UNITED STATES INC Unclip and disconnect harness connectors 2 NOTE Level Control Pump Temperature Sensor G290 is installed on ai...

Page 46: ...emove bolt 1 and pull out Level Control Pump Temperature Sensor 3 Installing Fig 506 Identifying Bolt O Rings Housing And Level Control Pump Temperature Sensor Courtesy of VOLKSWAGEN UNITED STATES INC...

Page 47: ...KSWAGEN UNITED STATES INC Connect harness connector 2 and clip in electrical wire Fig 508 Identifying Bolt O Rings Housing And Level Control Pump Temperature Sensor Courtesy of VOLKSWAGEN UNITED STATE...

Page 48: ...xiliary items required Fig 509 Torque Wrench V A G 1783 Courtesy of VOLKSWAGEN UNITED STATES INC Torque wrench V A G 1783 Fig 510 Open End Spanner Insert AF 10 V A G 1783 1 Courtesy of VOLKSWAGEN UNIT...

Page 49: ...rear wheel housing liner 66 EXTERIOR EQUIPMENT Fig 511 Identifying Harness Connector And Air Lines Courtesy of VOLKSWAGEN UNITED STATES INC Disconnect connector 1 Slowly loosen air lines arrows and l...

Page 50: ...block Fig 514 Identifying Harness Connector And Air Lines Courtesy of VOLKSWAGEN UNITED STATES INC Install air lines arrows on solenoid valve block and tighten Tightening torques Connect harness conn...

Page 51: ...N UNITED STATES INC Insertion tool 10 mm V A G 1783 1 Removing Position vehicle on lifting platform Placing vehicle onto lifting platform and onto wheels Perform system bleed using VAS 5051 A System b...

Page 52: ...dissipate Once air pressure has dissipated remove air line 1 Remove bolts arrows and swivel pressure reservoir 2 90 upward Fig 518 Identifying Peg Bores And Pressure Reservoir Courtesy of VOLKSWAGEN U...

Page 53: ...oosening Air Line On Pressure Reservoir And Letting Air Pressure Dissipate Courtesy of VOLKSWAGEN UNITED STATES INC Install bolts arrows and tighten to 4 Nm Install air line 1 on pressure reservoir 2...

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