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Home >> BMW >> 2002 >> 320i (E46) (CANADA) L6-2.2L M54 >> Repair and Diagnosis >> Powertrain Management >> Transmission Control Systems >> Description and Operation >> Transmission Management SMG (SMG Sequential Manual Transmission) >> Engine (Functional Descriptions) >> Engine Speed
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Engine Speed




Engine Speed

The engine speed is transferred from the engine control via CAN bus and for redundancy purposes across a separate cable to the SMG control module.

The closing speed of the clutch is determined by comparison of the engine speed with the transmission input speed.
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