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Home >> BMW >> 2017 >> X3 xDrive28d >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - Diagnostic Trouble Codes (N47 & N57, Diesel) >> Fault Code Tests >> DTC U0284: BMW DTC Cd9203; DME -- Lost Communication With Active Grille Air Shutter Module 'A' >> Condition for fault identification

Condition for fault identification

Control unit voltage is between 9 V and 16 V