Instantaneous Fuel Economy Always Reads: "0" Miles/Gallon Or 99 Liters 100/Km
- Verify continuity and absence of shorts in fuel flow circuit . If okay go on to next step, if not repair wiring circuit as required.
- Verify proper operation of electronic control fuel flow function. See COMPUTER ENGINE CONTROLS section. If okay, replace fuel computer module. If not, repair or replace fuel flow sensor system as required.