. X5 with BMW Advanced Diesel / Only refill the diesel exhaust fluid yourself in. When opening the bottle or reservoir reservoir, pungent smelling vapors can .
As soon as the reserve display has appeared in the instrument panel, have the diesel exhaust fluid refilled to prevent the engine from being unable to restart.
To introduce AdBlue technology into the car, BMW has developed a. The active tank is connected to a second reservoir, referred to as the passive tank.. Here is a drawing of the X5 DEF system taken from a Feb 2007 slide .