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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 U119D, BMW Hex Code 0xCD9304, BMW Code 13472516: Lost Communication With BSD (Bit Serial Data Interface) >> Repair procedures (plant/service)

Repair procedures (plant/service)

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Unplug all components on the BSD with the exception of the oil condition sensor, clear diagnostic fault codes from the control module fault memory and then ignition off/on. If the diagnostic fault code is logged again this means that the oil condition sensor is defective.

-Reconnect all of the remaining devices on the BSD one after the other, clear the control module fault memory, and then switch the ignition off/on, continuing until the defective component is found.

-If the fault is not found, check the BSD. If the fault appears sporadically then check all