BMW X3 Service & Repair Manual: Kds chassis/wheel alignment check with vehicle load up to design position

BMW X3 Service & Repair Manual / Suspension / Electronic chassis alignment / Kds chassis/wheel alignment check with vehicle load up to design position

IMPORTANT:

Carry out wheel alignment with DIN load only :

  • If the technical prerequisites for alignment with ride height input are not fulfilled.
  • If the vehicle in question is a damaged vehicle.

NOTE:

  • Read and comply with GENERAL INFORMATION AND DEFINITIONS.
  • Read and comply with GENERAL CHASSIS DEFINITION.
  • Update KDS DATA STATES.
  • Check compliance with TEST CONDITIONS, repair vehicle if necessary.
  • If necessary, prepare vehicle hoist.
  • Drive vehicle onto vehicle hoist.

NOTE: The front and rear wheels must be positioned centrally on the rotary and sliding plates.

NOTE: Rotary plates may vary from illustration depending on the manufacturer!

Suspension

NOTE: Vehicles with active steering: Start up active steering prior to wheel alignment! On vehicles with rear axle slip angle control: Service function "Moving HSR actuator to center position" is included in active steering start-up.

Attach pickup/ride height marks to vehicle (observe specifications from the various equipment manufacturers).

IMPORTANT:

Use only quick connectors with poly control pins (1).

Due to excessive measuring inaccuracy, other quick-clamping units are not permitted! Illustration of KDS II pickup

Suspension

  • Enter customer and vehicle data.
  • Identify chassis version and select vehicle.
  • Enter tire inflation pressure and tread depth.
  • Move VEHICLE INTO DESIGN POSITION.
  • Install brake tensioner.

Suspension

  • 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 .
  • 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 chassis/wheel alignment system.

KDS DATA STATUSES

Setpoint values for wheel alignment are not published in ISTA.

The current setpoint values are made available in the workshop equipment portal.

    General information and definitions
    Toe angle difference a - Toe difference angle D - Center point of operating circle The toe angle difference is the angle adjustment of the inner ...

    Kds wheel alignment check with ride height measurement without vehicle load
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