For 1990-2009 cars

Step | Action | Normal Result(s) | Abnormal Result(s)*
--- | --- | --- | ---
1 | Check the pressure in all tires to ensure they are within 2 psi of one another. Turn the ignition switch to the ON position. | LOW TIRE PRESSURE message is not displayed. | Low Tire Pressure Indicator Always On
2 | Check all tire pressures. Tire pressures are not within 12 psi of one another. Turn the ignition switch to the ON position. | LOW TIRE PRESSURE message is displayed. | Low Tire Pressure Indicator Inoperative
* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.