Mechanical fuel pumpsare generally 'puller' type pumps with a good suction ability, and are intended for use in vehicles which do not require high fuel pressure. The main operating component of this pump type is a diaphragm that is pushed up and down to move the fuel. This mechanical fuel...
fuel pump's relay. The vehicle may then be driven out on the road, and the data collected may be uploaded to a remote computer and analyzed to determine if there the fuel pump is malfunctioning. This is far simpler and more effective than other known processes for monitoring the fuel pump...