32 00 155 KDS chassis/wheel alignment check with ride-height measurement without load

IMPORTANT: Do not carry out chassis/wheel alignment without load:

If the technical preconditions for alignment with ride height input are not in place
if, in spite of repairs having been carried out, the car's ride height between the left and right sides is still outside the tolerance
if the vehicles in question have been involved in an accident

NOTE:

Read and comply with GENERAL INFORMATION AND DEFINITIONS .
Read and comply with GENERAL CHASSIS DEFINITION .

NOTE:

Check compliance with TEST CONDITIONS , bring vehicle to a stop if necessary.
If the ride height is outside the tolerance range (+40/-20 mm), the vehicle must be loaded and measured/aligned in the DESIGN POSITION .

If necessary, prepare lifting platform.
Drive vehicle onto lifting platform.
NOTE: The front and rear wheels must be positioned centrally on the rotary and sliding plates.
Remove locking pins from both rotary and sliding plates, align pickup using bubble level and activate

Fig 1: Identifying Lifting Platform
Courtesy of BMW OF NORTH AMERICA, INC.
Attach pickup/ride height marks to vehicle (observe specifications from the various equipment manufacturers).
IMPORTANT: Use quick-clamping holders with poly control arm bushings (1) only!
Due to excessive measuring inaccuracy, other quick-clamping units are not permitted!
Illustration of pickup for Kinematics Diagnosis system II!

Fig 2: Identifying Poly Control Arm Bushings
Courtesy of BMW OF NORTH AMERICA, INC.
Enter customer and vehicle data
Identify CHASSIS VERSION and select vehicle
Enter tire pressure and tread depth
Measure and enter VEHICLE RIDE HEIGHT using a tape measure (in Beissbarth KDS II wheel alignment equipment only)
If the ride height is outside the tolerance range (+40/-20 mm), load/unload the vehicle correspondingly to adjust the vehicle in this ride height range.
Install brake tensioner.

Fig 3: Locating Brake Tensioner
Courtesy of BMW OF NORTH AMERICA, INC.
Remove locking pins from both rotary and sliding plates.
Perform input measurement in accordance with equipment manufacturer's instructions.
If necessary, adjust front axle and rear axle. See ADDITIONAL WORK FOR CAMBER CORRECTION , ADJUSTING TOE-IN ON FRONT AXLE , and ADJUSTING REAR AXLE .
Perform output measurement in accordance with equipment manufacturer's instructions.
Save and print out test record.
Insert locking pins into both rotary and sliding plates
Remove wheel alignment system