Audi Q7: Vehicle Diagnosis, Testing and Information Systems
WARNING
- During road tests using a vehicle diagnostic and
information system, there is the hazard of extreme to
lethal injuries!
- If vehicle diagnostic and information system is
deposited in the action area of an airbag during a road
test, here is the hazard of extreme to lethal injuries
in the event the airbag deploys!
- During road tests, have a person sitting in the rear
seat to operate the vehicle diagnostic and information
system.
Audi TT and Audi R8
WARNING
- During road tests using a Vehicle Diagnostic Tester,
there is the hazard of extreme to lethal injuries!
- If vehicle diagnostic and information system is
deposited in the action area of an airbag during a road
test, here is the hazard of extreme to lethal injuries
in the event the airbag deploys!
- During road tests, have a person sitting in the
front passenger seat in the rearmost position to operate
the Vehicle Diagnostic Tester.
- The Vehicle Diagnostic Tester-1-
must lie flat on the passenger's legs and be operated by
that person, as shown in the illustration.
- Connect the Vehicle Diagnostic Tester. Refer to
→ Chapter "Vehicle Diagnostic Tester, Connecting".

Vehicle Diagnostic Tester, Connecting
Special tools and workshop equipment
required
- Vehicle Diagnostic Tester and diagnostic cable
Procedure
- Engage the parking brake or operate the electromechanical
parking brake.
- Shift the shifter lever into neutral or place the selector
lever in the "P" position.
- Turn off the ignition and connect the Vehicle Diagnostic
Tester to the Data Link Connector (DLC) with the diagnostic
cable -arrow-.
- When using the Remote Diagnosis Head -VAS5054A- or the
Diagnosis Interface -VAS5055- pay attention to the Operating
Instructions.
- Turn on the ignition.
- Turn off all electrical consumers.
Note
If a error message appears on the screen of the Vehicle
Diagnostic Tester. Refer to the Operating Instructions.

READ NEXT:
Caution
When disconnecting and connecting battery, the
procedure must be followed as described in the Repair
Manual.
WARNING
Some tools are supplied with a tool safety clip,
which
Wiring Harness Repair Set -VAS1978-
The Wiring Harness Repair Set -VAS1978- makes optimal repair
quality possible in the realm of vehicle electronics. Using the
tools, repairs affecting harness conn
Crimping Pliers with Insert
The Crimping Pliers without Insert -VAS1978/1- with Crimping
Pliers - Insert 2 -VAS1978/2- is a component of the Wiring
Harness Repair Set -VAS1978- and is used to crimp
SEE MORE:
General Description
Air mass and charge pressure are two factors used for engine
load management. For this purpose, there are several sensors
with absolutely identical functions. They measure the intake air
temperature and the intake manifold pressure. The Intake Air
Temperature Sensor -G42- / M
Overview - Steering Gear
1 - Steering Gear with Tie Rods
With integrated Power Steering Control Module -J500-
The Power Steering Control Module -J500- cannot be replaced
separately if faulty replace the steering gear.
Removing and installing. Refer to
→ Chapter "Steering Gear