Audi A4: Vehicles with Coil Springs, Checking the Curb Weight Position for Axle Alignment
The curb weight position must be checked before beginning an axle alignment on vehicles with coil springs. Explanation of the curb weight position.
Determine the Dimension -a-
- Determine dimension -a- between the center of the wheel and the lower edge of the fender/wheel housing as shown.
Dimension -a- Overview
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Note
If the curb weight position is not OK, then a correct axle alignment cannot be performed.
Axle Alignment Specified Values
Conditions
- The specified adjustment values correspond to the curb weight position. To determine the curb weight position, the dimension -a- between the center of the wheel and the lower edge of the fender/wheel housing must be determined. If the curb weight position is not OK, then a correct axle alignment cannot be performed.
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1) Wheel stop on outer wheel is reduced by this amount. It can also be indicated negatively in the wheel alignment computer depending on manufacturer.
2) Electronic Damping
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3) Electronic Damping
Additional Vehicle Data
This additional vehicle data only serves for a faster diagnosis in the case of accidents.
Table. Refer to → Chapter "Chassis".
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Rear Axle Camber, Adjusting
Caution
This procedure contains mandatory replaceable parts.
Refer to component overview and parts catalog prior to
starting procedure.
Mandatory Replacement Parts
Nut - for Adjusting Bol
Front Axle Camber, Centering
Note
Camber cannot be adjusted.
Camber can be centered evenly within specified tolerance
range by shifting subframe.
Procedure
- Remove the noise insulation. Refer to
→ Body
Dynamic Steering
Overview - Dynamic Steering
1 - Steering Gear
with Power Steering Control Module -J500-
2 - Electromechanical Power Steering Motor -V187-
Steering column component
Do not di
SEE MORE:
Flushing Circuit Block Diagrams
Note
The arrows in the following illustrations show the direction
of refrigerant flow during flushing (refrigerant flows in
opposite direction of flow when Air Conditioning (A/C) system is
in operation while flushing, therefore the high pressure side of
the A/C service system is connec
Fuel
Types of gasoline
The correct gasoline grade is stated on the inside
of the fuel filler door.
The vehicle is equipped with a catalytic converter
and must only be driven with unleaded gasoline.
Audi recommends using TOP TIER Detergent Gasoline.
For additional information on TOP TIER Detergent
Gasol
