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Home >> BMW >> 2013 >> Alpina B7 >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - Diagnostic Trouble Codes - DTC P14C0 - DTC U1179 (N63 & S63) >> Diagnostic Trouble Codes (DTCS) MSD85 - Bn2020 >> DTC U117B, BMW Hex Code 0x20A408, BMW Code 2139144: Charge Air Cooler Coolant Pump Communication Plausibility >> Repair procedures (plant/service)

Repair procedures (plant/service)

-Determine whether collateral faults related to the LIN bus are present

-Check wiring harness between DME and intercooler water pump

-Replace intercooler water pump

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