Audi Q7 2007 User Manual

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with respect to the correctness of information in this document. Copyright by AUDI AG.
2.4 Steering Column, Handling and Transporting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
2.5 Steering Column, Checking for Damage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
3 Steering Gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
3.1 Steering Gear Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
3.2 Power Steering Gear, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
3.3 Steering Gear, Servicing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
3.4 Steering Arm Thrust Ring, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 301
3.5 Steering Arm, Measuring Mechanically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
3.6 Servotronic Solenoid Valve N119 , Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . 303
3.7 Tie Rod End, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
3.8 Tie Rod, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
3.9 Boot, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307
4 Checking Hydraulic Oil Level, Bleeding Steering System and Checking for Leaks . . . . . . 310
4.1 Power Steering, Checking Hydraulic Oil Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 310
4.2 Steering System, Bleeding after Replacing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311
4.3 Steering System, Checking for Leaks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 312
5 Power Steering Pump, Hydraulic Pipes and Reservoir . . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
5.1 Power Steering Pump, Hydraulic Pipes and Reservoir Overview . . . . . . . . . . . . . . . . . . . . 313
5.2 Lines and Hoses Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 316
5.3 Power Steering Pump Delivery Pressure, Generation I without SCR, Checking . . . . . . . . 318
5.4 Power Steering Pump Delivery Pressure, Generation I with SCR and Generation II,
Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
5.5 Power Steering Pump, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 326
6 Power Steering Pump, Hydraulic Pipes and Reservoir . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
6.1 Power Steering Pump, Hydraulic Pipes and Reservoir Overview . . . . . . . . . . . . . . . . . . . . 335
6.2 Lines and Hoses Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
6.3 Power Steering Pump Delivery Pressure, Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 339
6.4 Power Steering Pump, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 342
7 Power Steering Pump, Hydraulic Pipes and Reservoir, Vehicles with V8 TDI Engine . . . . 347
7.1 Vehicles with V8 TDI Engine Assembly Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 347
7.2 Lines and Hoses Assembly Overview, Vehicles with V8 TDI Engine . . . . . . . . . . . . . . . . . . 350
7.3 Power Steering Pump Delivery Pressure, Checking, Vehicles with V8 TDI Engine . . . . . . 352
7.4 Power Steering Pump, Removing and Installing, Vehicles with V8 TDI Engine . . . . . . . . . . 357
8 Power Steering Pump, Hydraulic Pipes and Reservoir . . . . . . . . . . . . . . . . . . . . . . . . . . . . 363
8.1 Power Steering Pump, Hydraulic Pipes and Reservoir Overview . . . . . . . . . . . . . . . . . . . . 363
8.2 Lines and Hoses Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
8.3 Power Steering Pump Delivery Pressure, Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368
8.4 Power Steering Pump, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 371
9 Power Steering Pump, Hydraulic Pipes and Reservoir, Vehicles with V12 TDI Engine . . . . 378
9.1 Vehicles with V12 TDI Engine Assembly Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 378
9.2 Lines and Hoses Assembly Overview, Vehicles with V12 TDI Engine . . . . . . . . . . . . . . . . 380
9.3 Power Steering Pump Delivery Pressure, Checking, Vehicles with V12 TDI Engine . . . . . . 383
9.4 Power Steering Pump, V12 TDI, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . 388
10 Hydraulic Fluid Cooler, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 393
10.1 Hydraulic Fluid Cooler, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 393
10.2 Hydraulic Fluid Cooler, V12 TDI, Removing and Installing . . . . . . . . . . . . . . . . . . . . . . . . 395
11 Special Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 397
12 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 403
Audi Q7 2007 ➤
Suspension, Wheels, Steering - Edition 01.2014
Contents v

Audi Q7 2007 Specifications

General

Brand	Audi
Model	Q7 2007
Category	Automobile
Language	English