Method 1: Driving and Re-calibration (Most Common for 2006 Fords):
1. Inflate Tires Correctly: Make absolutely sure all your tires are inflated to the proper pressure. Check the sticker on your driver's side doorjamb or your owner's manual for the recommended pressure.
2. Drive: Drive the vehicle at a speed of at least 20 mph (32 km/h) for about 10-20 minutes. The system should re-calibrate itself during this time. The light may go out immediately or after a short period.
3. Check the Light: After driving, turn off your vehicle and then turn it back on. Check to see if the tire pressure monitoring system light has turned off.
Method 2: Using a Scan Tool (If Method 1 Fails):
If the light doesn't go off after driving, you might need a scan tool capable of communicating with your vehicle's TPMS. Many OBD-II scanners can read TPMS data and offer a reset function. An auto parts store might be able to reset it for you.
Important Considerations:
* Low Tire Pressure: The light is on for a reason! Don't just reset it if you have low tire pressure. Driving on under-inflated tires is dangerous and can damage your tires and vehicle.
* Faulty Sensor: If the light persists *even after proper inflation and driving*, one or more of your tire pressure sensors might be malfunctioning. You'll likely need to have a mechanic diagnose and replace the faulty sensor(s).
* Owner's Manual: Consult your owner's manual. It's the best source of information specific to your particular model of 2006 Ford pickup.
If you've tried Method 1 and it's still not working, it's highly recommended to take your truck to a mechanic or tire shop for diagnosis. They have the tools and expertise to identify the cause of the problem.