Fuel Computer Display: Notes

Fuel computer receives signals from Vehicle Speed Sensor (VSS), fuel tank sender unit and electronic engine controller (EEV-IV) module. If fuel flow input signal circuit is open or shorted, fuel computer will display "FFS", when speedometer reads "0" and INSTANT ECONOMY, AVERAGE ECONOMY or DISTANCE TO EMPTY function is selected. See Figure . Depress SELECT button to move Yellow arrow in display to desired function.

Fuel computer display contains the following functions: