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Home >> BMW >> 2012 >> X6 50i >> Repair and Diagnosis >> External Pages >> Different car >> Section 1539 (Self Diagnosis - Diagnostic Trouble Codes - DTC P14C0 - DTC U1179 (N63 & S63)) >> Diagnostic Trouble Codes (DTCS) MSD85 - Bn2020 >> DTC P1521, BMW Hex Code 0x1C5004, BMW Code 1855492: Engine Oil Quality Sensor Communication Error >> Possible Fault Causes

Possible Fault Causes

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-Open circuit in BSD between oil condition sensor and DME

-Oil condition sensor defective

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