2009 Dodge Challenger Owner's Manual - Page 312

310 STARTING AND OPERATING • Seasonal temperature changes will affect tire pressure, Tire Pressure Monitoring Low Pressure Warnings The "TPM Telltale Light" will illuminate in the and the TPMS will monitor the actual tire pressure in instrument cluster and a chime will sound when the tire. tire pressure is low in one or more of the four Base System active road tires. Should this occur, you should stop as The Tire Pressure Monitor System (TPMS) uses wireless soon as possible, check the inflation pressure of each tire technology with wheel rim mounted electronic sensors to on your vehicle, and inflate each tire to the vehicle's monitor tire pressure levels. Sensors mounted to each recommended cold placard pressure value. Once the wheel as part of the valve stem transmit tire pressure system receives the updated tire pressures, the system readings to the receiver module. will automatically update and the "TPM Telltale Light" NOTE: It is particularly important for you to check the will turn off. The vehicle may need to be driven for up to tire pressure in all of the tires on your vehicle monthly 20 minutes above 15 mph (25 km/h) in order for the and to maintain the proper pressure. TPMS to receive this information. The TPMS consists of the following components: • Receiver module, • Four TPM sensors, and • TPM Telltale Light Check TPMS Warning If a system fault is detected, the "TPM Telltale Light" will flash on and off for 75 seconds and then remain on solid. The system fault will also sound a chime. If the ignition key is cycled, this sequence will repeat, providing the system fault still exists. The "TPM Telltale Light" will