Vehicle fuel tank level determination procedure records amount used and subtracts from measured or manually entered original amount

摘要

A vehicle fuel (2) tank (1) level determination procedure records the amount used with a consumption sensor (6) and subtracts (7) it from the original amount determined at the filler (3), by wireless transmission from the pump or manual entry to provide a display (8) to the user. Independent claims are included for a fuel tank using the procedure.