2004 Porsche Cayenne BaseFACTORY OEM SERVICE PROCEDURE

Toe-In Adjustment (Front Axle)

  1. Before checking, see WHEEL ALIGNMENT PRELIMINARY CONDITIONS  and WHEEL ALIGNMENT WORK SEQUENCE  .
  2. Measure front toe-in. If toe-in needs adjustment, go to next step.
  3. Center steering wheel by turning wheels to straight-ahead position.
  4. Remove cover for underbody (transmission protection). Remove heat insulation panel from steering gear. See Fig 1 .
    Fig 1: Locating Steering Gear Heat Insulation Panel
    G00283666Courtesy of PORSCHE OF NORTH AMERICA, INC.
  5. Mark steering gear center position. The marking for the steering center position is under the heat insulation panel at the front in the direction of travel, on steering gear housing. See Fig 2 .
    Fig 2: Locating Steering Gear Center Position
    G00283667Courtesy of PORSCHE OF NORTH AMERICA, INC.
    6. WARNING: Vehicle is equipped with air bag. Use steering wheel holder which does not project into area of driver's air bag unit.
  6. Clamp steering wheel in center position with steering wheel holder.
  7. Measure front toe-in. If necessary, adjust front toe-in at the tie rod end ball joint (B). Loosen lock nut to adjust. See Figure .
  8. Tighten lock nut to specification. See TORQUE SPECIFICATIONS  .
  9. With steering gear still in center position, check steering wheel alignment. If necessary, reposition steering wheel to center position. See STEERING WHEEL  in REMOVAL & INSTALLATION.
  10. If front toe-in needed adjustment, recalibrate steering angle sensor. See INITIALIZING & CALIBRATING STEERING ANGLE SENSOR  .
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.