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Home >> BMW >> 2003 >> 745Li >> Repair and Diagnosis >> Transmission >> Automatic Trans >> SMG II - Overview >> SMG II >> System Components >> SMG II Control Unit Inputs/Outputs >> SMG CAN Bus >> Wheel Speed
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Wheel Speed

Conditioned digital wheel speed information is received from the DSC control unit. The SMG II control unit uses data from all 4 wheels to detect vehicle speed and wheel slip in the A-Mode and during down shifts in all modes to detect drag torque induced wheel slip.

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