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2008 Chrysler Crossfire Owners Manual - Tire pressure monitor system



Tire pressure monitor system

Each tire should be checked monthly when cold and inflated to the inflation pressure recommended by the vehicle manufacturer on the vehicle placard or tire infla- tion pressure label. (If your vehicle has tires of a different size than the size indicated on the vehicle placard or tire inflation pressure label, you should determine the proper tire inflation pressure for those tires.) As an added safety feature, your vehicle has been equipped with a Tire Pressure Monitoring System (TPMS) that illuminates a low tire pressure indicator light when one or more of your tires is significantly under- inflated. When the low tire pressure indicator light illuminates, you should stop and check your tires as soon as possible, and inflate them to the proper pressure, Driving on a significantly under-inflated tire causes the tire to overheat and can lead to tire failure. Under- inflation also reduced fuel efficiency and tire tread life, and may affect the vehicle’s handling and stopping ability. Please note that the TPMS is not a substitute for proper tire maintenance, and it is the driver’s responsibility to maintain correct tire pressure, even if under-inflation has not reached the level to trigger illumination of the TPMS low tire pressure indicator light. The TPMS uses wireless technology to monitor tire pressure levels. Sensors mounted to each wheel as part of the valve stem transmit tire pressure readings to a receiver located inside the vehicle.

NOTE: The TPMS can inform you about a low tire pressure condition, but it does not replace normal tire maintenance. The TPMS is not intended to provide you with notification of rapid tire pressure loss.

CAUTION! The TPM system is designed to monitor your tire pressure and will not function as a tire pressure gauge. After adjusting the air pressure in a tire, there will be a delay before the system updates the display. The system will automatically update and the Tire Pressure Monitoring Indicator Light will turn off, once the system receives the updated tire pressures. The vehicle needs to be driven above 20 mph in order for the TPMS to receive this information.

The TPMS will cause the indicator light in the instrument cluster to illuminate whenever the pressure in one tire falls 25% below the recommended pressure shown on the vehicle’s tire label. The TPMS will cause the indicator light to flash for approximately one minute and then remain continuously illuminated whenever the system detects a TPMS mal- function.

NOTE: The pressure in your tires changes with tem- perature. A significant decrease in temperature could reduce cold inflation pressure below the TPMS set-point. For example, tires inflated to the proper cold inflation pressure on a warm day or in a warm garage could illuminate the TPMS indicator light on the following day if the temperature is very cold. ALWAYS check the pressure in your tires if the TPMS indicator light is illuminated.

CAUTION! The TPMS has been optimized for the original equipment tires and wheels. The TPMS pressures have been established for the tire size equipped on your vehicle. Undesirable operation or sensor dam- age may result when using replacement equipment that is not of the same size, type, and/or style. Aftermarket wheels can cause sensor damage. Do not use aftermarket tire sealant or balance beads, as damage to the sensors may result.

NOTE: The standard TIREFIT system (refer to What To Do In Emergencies for more information) is specifically designed to operate in conjunction with the TPMS, and will not damage the sensors.

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If your tire pressure is low, you should correct your tire inflation pressure as soon as possible and inspect all of your tires. Low tire pressure will cause the tire pressure light to illuminate. They will remain on for the rest of the driving cycle, or until the tire pressure is corrected. If the TPMS indicator light remains illuminated after the tire pressure has been corrected, see your authorized dealer. Your vehicle has also been equipped with a TPMS malfunction indicator to indicate when the system is not operating properly. The TPMS malfunction indicator is combined with the low tire pressure indicator light. When the system detects a malfunction, the indicator light will flash for approximately one minute and then remain continuously illuminated. This sequence will continue upon subsequent vehicle start-ups as long as the malfunction exists. When the malfunction indicator is illuminated, the system may not be able to detect or signal low tire pressure as intended. TPMS malfunctions

may occur for a variety of reasons, including the instal- lation of replacement or alternate tires or wheels on the vehicle that prevent the TPMS from functioning properly. Always check the TPMS malfunction indicator light after replacing one or more tires or wheels on your vehicle to ensure that the replacement or alternate tires and wheels allow the TPMS to continue to function properly.

NOTE: Changes and modifications not expressly ap- proved by the party responsible for compliance could void the user’s authority to operate the equipment.

General Information

This device complies with Part 15 of the FCC rules and RSS 210 of Industry Canada. Operation is subject to the following conditions: • This device may not cause harmful interference.

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• This device must accept any interference received, including interference that may cause undesired op- eration.

The tire pressure sensors are covered under one of the following licenses:

United States . . . . . . . . . . . . . . . . . . . . . KR5S120123 Canada . . . . . . . . . . . . . . . . . . . . . . . . 2671-S120123


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