Quote Originally Posted by tron07
Dangerous.... cause sometimes when driving the fuel gets move around in the tank, and if the pump suck some air inside, the fuel preasure will drop, thus injectors might not be injecting enough fuel into the chambers....
That is very unlikely to happen unless you are at the track with semi slick tyres and stiff suspension. For normal driving without breaking speed limits and driving safely, you wouldn't generate enough side-Gs to starve the fuel pump under an almost empty tank.