Home >> BMW >> 2013 >> 135is 2D Convertible, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Self Diagnosis - N55 - Diagnostic Trouble Codes - DTC P1638 (BMW DTC 100001) Through DTC P10EB (BMW DTC 10BA41) >> DTC P115C; BMW DTC 102011: Air-mass sensor, plausibility: air mass too low in relation to model >> Action in service