- Electronic control unit for the air suspension system,
- body height sensor,
- Body panels with attachment points for air suspension elements.
Pressure test
1. Connect the Testbook/T4 diagnostic tool to the vehicle and select the air suspension system setting from the menu.
WARNING: Always wear hand, eye and ear protection when working on the air suspension system.
Adjustment
1. Before performing the air suspension adjustment procedure, ensure that the following conditions are met.
ATTENTION: It is allowed to make adjustments both on a loaded and unloaded car. The weight of the loaded vehicle must not exceed the gross vehicle weight. Tires of the same size must be installed on the car, and the air pressure in them must be brought to normal.
WARNING: Before making adjustments, park the vehicle on a level, level surface. This is a prerequisite for the successful completion of the setup procedure.
2. Using the Testbook/T4 scan tool, perform the air suspension setup procedure.
3. For vehicles equipped with xenon headlights: After adjusting the air suspension, use the Testbook/T4 to reset the auto headlight beam leveling control unit and adjust the headlights.
WARNING: If the headlights are not adjusted using the Testbook/T4 diagnostic tool, they will not be adjusted correctly.
4. Check adjustment/adjust headlights.
LIGHTING, ADJUSTMENTS, Headlight - adjustment of light beams.
5. Disconnect the TestBook/T4 diagnostic tool.
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