2003 BMW X5 E53 DIGITIAL DIESEL ELECTRONICS (DDE)

[Garbz]

MY BMW KEEPS BLOWING THE  FUSE THERE ARE THREE FUSES LOCATED IN THE BOX WITH THE ECU AND ITS THE MIDDLE USE THAT KEEPS BLOWING LEAVING ME WITH A NO START

BEFORE I START THE LENGTHY PROCESS OF TESTING EVERY COMPONT HAS ANY COME ACROSS THIS BEFORE

IVE REPLACED THE REALAYS THOU STILL NO GO OBVISALY THERE IS A SHORT  

REGARDS GARBZ

 

[Greydog]

Morning Garbz

Welcome to the Forum

Clearly there is a dead short which will probably be in the loom so tracing it will need some patience

My bet will be chaffed or split wiring

Have you had any diagnostics run ? 

Dave

[Garbz]

Hi Dave thanks for replying.. i have run diagnostics and im down to 3 wires. all the power wires that the engine main relay were powering ijust seperatedand went wire by wire. now to trace these 3 back

regards

Garbz