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Home >> BMW >> 2012 >> 760Li >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N74 - Diagnostic Trouble Codes - DTC P0487 (BMW DTC 1A0001) Through DTC P060C (BMW DTC 200C08) >> DTC P0128; BMW DTC 1D2008: Map thermostat, mechanical: jammed open >> Fault description

Fault description

The diagnostic function monitors the rise in engine temperature (coolant temperature at engine discharge fitting).