2006 Dodge Ram 1500 Pickup Owner's Manual - Page 178

178 UNDERSTANDING THE FEATURES OF YOUR VEHICLE Global Reset If the RESET button is pressed twice within 2 seconds while in any of the 3 resettable displays (AVG ECO, ODO, ET), the Global Reset will reset all 3 displays. Step Button Average Fuel Economy (AVG ECO) Shows the average fuel economy since the last reset. Average fuel economy is a running average of the amount of fuel used and the distance the vehicle has traveled. When the fuel economy is reset, the display will momentarily blank. Then, the history information will be erased, and the averaging will continue from where it was before the reset. The reset value is based on a minimal amount of fuel used and the distance traveled from the previous drive cycle. The display may take several miles for this value to change dependent upon driving habits. Distance To Empty (DTE) Shows the estimated distance that can be traveled with the fuel remaining in the tank. This estimated distance is determined by weighted average of the instantaneous and average fuel economy, according to the current fuel tank level. This is not resettable Use this button to choose or cycle through the four trip conditions.