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Home >> BMW >> 2016 >> 328d >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes (N47 & N57, Diesel) >> Fault Code Tests >> DTC U1257: BMW DTC CDA676; DME -- Message Monitoring Brake System Control Module Status Signal Error >> Service instruction
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Service instruction

The defect is not in the control unit that records the interface fault. For this reason the control unit should not be replaced.

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