Home >> BMW >> 2012 >> 760Li >> Repair and Diagnosis >> Engine Performance >> System >> Self Diagnosis - N74 - Diagnostic Trouble Codes - DTC P15D0 (BMW DTC 20A701) Through DTC U1128 (BMW DTC CDC304) >> DTC U1129; BMW DTC CDAB04: Message (reverse gear, 0x3B0) missing, Digital Motor Electronics / Digital Diesel Electronics receiver, footwell module transmitter >> Fault code