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Home >> BMW >> 2012 >> 760Li >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N74 - Diagnostic Trouble Codes - DTC P1638 (BMW DTC 100001) Through DTC P140E (BMW DTC 110008) >> DTC P3199; BMW DTC 109208: Coolant-temperature sensor, plausibility: signal hangs >> Fault description

Fault description

The diagnostic function monitors whether the coolant temperature sensor's signal is sticking in the lower temperature range.