Home >> BMW >> 2012 >> 335i 2D Convertible, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N55 - Diagnostic Trouble Codes - DTC P0617 (BMW DTC 1F1B40) Through DTC U1128 (BMW DTC CDC304) >> DTC U1199; BMW DTC CD9A08: Message (actual braking torque, sum, 43.3.4) checksum error, receiver DME/DDE, transmitter DSC >> Fault code