2013 Ford Expedition Owner Manual Printing 3 - Page 354

Wheels and Tires 353 When you believe your system is not operating properly The main function of the tire pressure monitoring system is to warn you when your tires need air. It can also warn you in the event the system is no longer capable of functioning as intended. See the following chart for information concerning your tire pressure monitoring system: Low tire pressure warning light Solid warning light Possible cause Customer action required Tire(s) under-inflated 1. Make sure tires are at the proper pressure. See Inflating your tires in this chapter. 2. After inflating your tires to the manufacturer's recommended pressure as shown on the Tire Label (located on the edge of driver's door or the B-Pillar), the vehicle must be driven for at least two minutes over 20 mph (32 km/h) before the light turns off. Spare tire in use Repair the damaged road wheel and tire and reinstall it on the vehicle to restore system function. For a description on how the system functions, see When your temporary spare tire is installed in this section. Tire pressure If the tires are properly inflated monitoring and the spare tire is not in use but system the light remains on, contact your malfunction authorized dealer as soon as possible. Tire rotation On vehicles with different front and without sensor rear tire pressures, the system training must be retrained following every tire rotation. See Tire rotation in this chapter. 2013 Expedition (exd) Owners Guide gf, 3rd Printing, April 2013 USA (fus)