SAFETY 267 tion, the graphic in the instrument cluster will still display a pressure value in a different color and an “Inflate to XX” message. sure warning limit in any of the four active road tires. The vehicle may need to be driven for up to 20minutes above 15mph (24km/h) in order for the TPMS to receive this information. Trailer Tire Pressure Monitoring System (TTPMS) — If Equipped After driving the vehicle for up to 20minutes above 15mph (24km/h), the TPMS Warning Light will flash on and off for 75 seconds and then remain on solid.
In addition, the instrument cluster will display a "SERVICE TPM SYSTEM" message for a minimum of five seconds and then display dashes (- -) in place of the pressure value. The Trailer Tire Pressure Monitoring System (TTPMS) is a feature that displays the trailer tire pressure values and warns the driver of a low tire pressure event based on the driver’s set target tire pressure value, through TTPMS settings found in the radio.
Trailer Tire Pressure Monitoring System For each subsequent ignition switch cycle, a chime will sound, the TPMS Warning Light will flash on and off for 75 seconds and then remain on solid, and the instrument cluster will display a "SERVICE TPM SYSTEM" message for a minimum of five seconds and then display dashes (- -) in place of the pressure value. The TTPMS monitors the pressure of each tire and warns the driver through the instrument cluster, when either a low tire pressure condition falls below 25% of the driver’s set pressure or if a system malfunction occurs.
The instrument cluster will display the actual tire pressure or dashes for each of the trailer tires in the correct trailer position, based on trailer configuration. The TTPMS can support up to 12 trailer tires per configured trailer on up to four configurable trailers Ъ page189. In order use this feature, the provided tire pressure sensors must be installed in the desired trailer tires and the sensors must be paired to the truck. If the target trailer requires more than the provided four sensors, additional sensors can be purchased at an authorized Ram dealership.
Trailer Tire Pressure Sensor Pairing 6 Once you repair or replace the original road tire and reinstall it on the vehicle in place of the non-matching full size spare or compact spare, the TPMS will update automatically. In addition, the TPMS Warning Light will turn off and the graphic in the instrument cluster will display a new pressure value instead of dashes (- -), as long as no tire pressure is below the low-pres With the sensors installed and the trailer near or connected to your Ram truck, initiate the pairing process by entering the settings menu in the radio and select trailer.
Select the desired trailer profile to pair to, open the “Tire Pressure” menu, and hit “Set Up All Tires” Ъ page189.