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Home >> BMW >> 2018 >> X3 M40i >> Repair and Diagnosis >> External Pages >> Different car >> Section 763 (Functional Descriptions - F25 - Charging System, Anti-Theft, Body Electrical Systems) >> Body Electrical System - Functional Description >> LIN bus >> Notes for Service department >> Diagnosis instructions

Diagnosis instructions

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The active air-flap control is connected with the engine control via the LIN bus.

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