Home >> BMW >> 2011 >> 335i 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N55 - Diagnostic Trouble Codes - DTC P1638 (BMW DTC 100001) Through DTC P10EB (BMW DTC 10BA41) >> DTC P115F; BMW DTC 101C08: Throttle valve, throttle potentiometer: plausibility Timing fault between potentiometer 1 and potentiometer 2 >> Fault code