Home >> BMW >> 2011 >> 135i 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 P007D; BMW DTC 108A01: Charge-air temperature sensor, electrical: Short circuit to B+ >> Fault code