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Home >> Audi >> 2014 >> A5 Prestige >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Wheels, Tires, Wheel Alignment (Suspension, Wheels, Steering) (General Information) (Cabriolet) >> 44 Wheels, Tires, Wheel Alignment >> Diagnosis And Testing >> Adjustment Procedure Using Acc Setting Device: Vas 6430 >> Calibration Procedure With Or Without A Previous Axle Alignment

Calibration Procedure With Or Without A Previous Axle Alignment

-- Remove the right front air intake grille. .

-- Remove all dirt on the sensor lens.

-- If necessary, remove the mirror installed at the center and install it all the way at the right near the vertical slits.

Fig 1: Identifying Front Wheel Measuring Sensors
GWWA44-10136Courtesy of AUDI OF AMERICA, LLC

-- Position :VAS 6430  at a distance -A- of 120 cm +/- 5 cm from sensor lens to mirror surface.

Fig 2: Identifying Special Tool VAS 6430/3
GWWA44-10158Courtesy of AUDI OF AMERICA, LLC

-- Install the front wheel measuring sensors -1- on the :VAS 6430  .

Fig 3: Identifying Front Wheel Measuring Sensors
GWWA44-10136Courtesy of AUDI OF AMERICA, LLC

-- In area -A-, bring item -2- on rotary knob into alignment with marking on mirror (number 2 on rotary knob must face toward vehicle).

Fig 4: Identifying Special Tool VAS 6430/3 Setup
GWWA44-10137Courtesy of AUDI OF AMERICA, LLC

-- Now align by sliding it sideways -arrows B- :VAS 6430  so that the laser beam is horizontally centered on the senor lens.

Fig 5: Identifying Special Tool VAS 6430/3
GWWA44-10158Courtesy of AUDI OF AMERICA, LLC

-- Level the bubble levels -A- and -B- on the :VAS 6430  using the adjusting screws -1-, -2- and -3-.

Fig 6: Adjusting Special Tool VAS 6430/3 Mirror
GWWA44-10138Courtesy of AUDI OF AMERICA, LLC

-- Adjust the mirror -4- using the crank -arrow- on the :VAS 6430  so the laser beam is vertically centered on the sensor lens.

Fig 7: Adjusting Special Tool VAS 6430/3 Mirror
GWWA44-10138Courtesy of AUDI OF AMERICA, LLC

-- Adjust the same front axle individual toe settings using fine adjustment screw -5-.

-- The difference between individual toe values must be less than 6' or they must be the same.

-- Bring bubbles -2- on measurement sensor -1- into balance.

Fig 8: Identifying Special Tool VAS 6430/3 Setup
GWWA44-10137Courtesy of AUDI OF AMERICA, LLC

-- Now using the laser beam -3- on the :VAS 6430  , check if the laser beam contacts sensor lens.

NOTE:

If the laser beam still meets the sensor lens at this step after adjusting the same individual toe values, the :VAS 6430  is aligned correctly (positioned).

If the laser beam does not meet the sensor lens, :VAS 6430  alignment must be performed again.

-- Connect the vehicle diagnostic tester.

-- Connect vehicle diagnostic tester to diagnostic connector.

Fig 9: Connecting Diagnostic Cable VAS 5051/5A To Diagnostic Connector
GWWA00-10303Courtesy of AUDI OF AMERICA, LLC

-- Switch vehicle diagnostic tester on.

Vehicle diagnostic tester is ready to operate when it displays operating modes in button fields.

-- Switch on ignition.

-- Touch Guided Fault Finding  .

-- Select in succession:

-- Confirm data entered.

Wait until the vehicle diagnostic tester has checked all available control modules in vehicle.

-- Press the go to  button and select "function/component selection".

Then

-- Select the corresponding program in "Guided Functions".

Now follow instructions on screen to perform adjustment.

-- Turn the :VAS 6190/2  in -direction of arrow A or B- and use the upper screw -2- and the lower screw -1- for precision adjustment in "Guided Fault Finding".

Fig 10: Turn VAS 6190/2 In Direction Of -Arrow A Or B- And Use Upper Screw -2- And Lower Screw -1-
GWWA44-10143Courtesy of AUDI OF AMERICA, LLC
WARNING:

The ACC adjustment is only accepted if "actuator diagnosis ended" is displayed in vehicle diagnostic tester.

-- Switch ignition off.

-- Disconnect vehicle diagnostic tester connector from diagnostic connection.

-- Disconnect battery charger. Refer to GENERATOR .

-- Install the air intake grille. .