Wheel Alignment Preliminary Conditions

WARNING: This page is about a different car, the 2004 Porsche Cayenne and 2003 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.

In order to prevent erroneous wheel alignment measurements, the following conditions must be met BEFORE starting wheel alignment:

Wheel alignment equipment properly calibrated.
Wheel alignment platform with plates at the rear axle that can be rotated are advisable.
Fuel tank must be full.
Spare tire and tool kit installed.
No passengers and without additional weight in vehicle.
Tires must be set to correct pressure.
If vehicle is equipped with air suspension, it must be adjusted to normal level. See ADJUSTING CAR TO NORMAL LEVEL (AIR SUSPENSION) under DISABLING/ENABLING ELECTRONIC LEVEL CONTROL.