2014 Jeep Grand Cherokee Owner Manual SRT - Page 460

458 STARTING AND OPERATING NOTE: • There is no tire pressure monitoring sensor in the spare tire. The TPMS will not be able to monitor the tire pressure. If you install the spare tire in place of a road tire that has a pressure below the low-pressure warning limit, upon the next ignition switch cycle, the Tire Pressure Monitoring Telltale Light will remain ON, a chime will sound, and the EVIC will still display a "flashing" or different color pressure value in the graphic display. An ЉInflate to XXXЉ message will still In addition, the Tire Pressure Monitoring Telltale Light be displayed. will turn OFF and the graphic in the EVIC will display a new pressure value instead of dashes (- -), as long as no • After driving the vehicle for up to 20 minutes above tire pressure is below the low-pressure warning limit in 15 mph (24 km/h), the Tire Pressure Monitoring any of the four active road tires. The vehicle may need to Telltale Light will flash on and off for 75 seconds and be driven for up to 20 minutes above 15 mph (24 km/h) then remain on solid. In addition, the EVIC will in order for the TPMS to receive this information. display a "SERVICE TPM SYSTEMЉ message for three seconds and then display dashes (- -) in place of the pressure value. For each subsequent ignition switch cycle, a chime will sound, the Tire Pressure Monitoring Telltale Light will flash on and off for 75 seconds and then remain on solid, and the EVIC will display a ЉSERVICE TPM SYSTEMЉ message for three seconds and then display dashes (- -) in place of the pressure value. Once you repair or replace the original road tire, and reinstall it on the vehicle in place of the spare tire, the TPMS will update automatically.