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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 >> Fault description

Fault description

The diagnostic function monitors the voltage on Pin 3 (emergency default terminal) on the intercooler water pump.

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