Quote:
Originally Posted by killcrap
2003-2005 xdrive transfer cases came in 2 different fluids, you must drain the fluid to determine if DEXIII or Xdrive Fluid is required. The fault sets when the conductivity of the fluid is at/past the preset threshold.
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They both show as the same ATC400 transfer case, with the same part number. What changed internally to require a different fluid? And how would draining the fluid help determine which fluid is required? Wouldn't it be possible to read a tag on the case and get the fluid spec prior to draining it?
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2007 X3 3.0si, 6 MT, Premium, White
Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue
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