I have BMW 528i 1999 model, Transmission not shifting properly,always it is in safe mode.I take out Transmission control moduled clean and refix that time it shift properly after little drive its drop the shifting. while it drops the shifting there is no PRND light on dash board . I checked with scanner there is Trouble code P0700, and p1747 and ABS & Traction light on permanently on dash board. What I want todo next.