Subaru WRX & WRX STI Manuals 2016 WRX & WRX STI Owner’s Manual | Page 141

3-12 Instruments and controls/REV indicator light and buzzer (STI) & ECO gauge NOTE . The ECO gauge shows only an approximate indication. . After resetting the trip meter, the average rate of fuel consumption is not shown until driving 0.6 mile (1 km). Until that time, the ECO gauge does not operate. REV indicator light and buzzer (STI) The unit displayed varies depending on the models. The ECO gauge shows the difference between the average rate of fuel consumption since the trip meter was last reset and the current rate of fuel consumption. 1) REV indicator light MPG Better Poorer The REV alarm system has the following functions. . When the engine speed reaches the level that was previously set, the REV indicator light illuminates to inform you. At this time, a buzzer also sounds if the buzzer setting is activated. . Whenever the engine speed enters the red zone of the tachometer, the REV indicat