2011 Dodge Ram 1500 Crew Cab Owner Manual - Page 432

STARTING AND OPERATING 431 1. Signal interference due to electronic devices or driving 3. After driving the vehicle for up to 20 minutes above next to facilities emitting the same radio frequencies as 15 mph (25 km/h) the TPM Telltale Light will turn OFF, the TPM sensors. as long as no tire pressure is below the low-pressure 2. Installing aftermarket window tinting that contains warning limit in any of the four active road tires. materials that may block radio wave signals. Tire Pressure Monitor System (TPMS) Tire Light 3. Accumulation of snow or ice around the wheels or Load Inflation Switch Description (2500 Models) - If Equipped wheel housings. 4. Using tire chains on the vehicle. 5. Using wheels/tires not equipped with TPM sensors. Vehicles with Full Size Spare 1. The matching full size spare wheel and tire assembly has a TPM sensor that can be monitored by the TPMS. 2. If you install the full size spare in place of a road tire that has a pressure below the low-pressure warning limit, upon the next ignition switch cycle, a chime will sound and the TPM Telltale Light will turn ON. In addition, the EVIC will display a low pressure message and a graphic showing the low tire pressure value flashing. WARNING! Never operate your vehicle with the TPMS and tire pressures set to the Light Load Inflation Pressure settings if carrying more than two occupants (150 lbs [68 kg] each) plus 200 pounds (91 kg) of cargo. The vehicle "Light Load Definition" is found in the Supplemental Tire Pressure Information Label which is located on the rear face of the driver door opening. Failure to do so may cause you to lose control resulting in a collision, causing serious or fatal injury. 5