Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Air Suspension Control Module
Lower drivers window. Turn ignition switch to OFF position and then back to RUN. Exit vehicle and close all doors. Allow vehicle to vent (lower) to kneel height (this should take approximately 30 seconds). Connect NGS tester to DLC. Select correct vehicle year and model. Select 2WAS_CAL1 SUSP/EVO module. Select SAVE CALIBRATION VALUES (STORE RIDE HEIGHT) in scan tool menus. A warning message should appear, press TRIGGER to pass warning message. Press TRIGGER to change INITIALIZATION from OFF to ON. Calibration is now complete. Remove NGS tester from vehicle.
Use the Manual With the Right Hardware
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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.