3 Series - Bus System Overview E93 from 3/07 ASP 2x JB QLT SBFA FRM CID RAD2 EWP SMC KOMBI CON CCC SZL 2x CIC FS 9/08 DSC SMFA SMBF CDC IBS Antenna TPMS TOP-HIFI LWS Triggers 4x G SBX SDARS DSC-SEN MW-SEN SINE OC3 HIGH 4x ROC DME IBOC TCU AL RLS FZD ACSM EKP K-Bus (protokoll) D-CAN PDC CAS K-CAN BSD MOST LIN-Bus EGS 8x IHKA CA TAGE PT-CAN 2x LDM ACC F-CAN CTM BMW Technical Training 3 Series - Bus System Overview E92 from 9/06 3/07 ASP QLT 2x JB SBFA FRM CID RAD2 EWP CCC SMC Kombi CON SZL 2x CIC 9/08 FS DSC SMFA SMBF GBFA CDC IBS Antenna TPMS GBBF TOP-HIFI LWS Triggers 4x G SBX SDARS DSC-SEN SINE USIS OC3 HIGH 3/07 DME IBOC TCU AL RLS MRS5 FZD D-CAN K-Bus (protocol) EKP PDC CAS K-CAN BSD MOST LIN-Bus VGSG EGS 8x IHKA CA TAGE PT-CAN D-Bus Up to 2/07 2x F-CAN LDM ACC BMW Technical Training 3 Series - Bus System Overview E90/E91 from 3/05 3/07 JBE ASP 2x SBFA FRM CID RAD2 SZL IBS CCC FS CIC SMC Kombi CON 2x 9/08 CDC LWS Antenna TPMS DME SINE USIS TOP-HIFI DSC-SEN Triggers DDE 4x E90 Only - 1/09 SBX SMFA OC3 AFS EKP HIGH 3/07 RLS FZD MRS5 TCU SDARS DSC EGS PDC CAS LDM ACC II WUP TAGE D-CAN D-Bus K-Bus (protocol) Up to 2/07 2x IHKA CA F-CAN LIN-Bus K-Bus 8x ELV BSD K-CAN MOST PT-CAN BMW Technical Training 3 Series - Bus System Overview E46 up to 2006 IKE MRS III** LWS MRS II* IHKA SBE SM PDC GM V DME ISN AIC EWS III AGS GR II Cruise Control Interface ABS/ LSZ MFL ASC5 C23 BM SHD * MRS II only on D-Bus for diagnosis CVM ** MRS III and later on K-Bus DIAG Telephone OBD II D-Bus P-Bus Conector Prep K-Bus CAN-Bus I-Bus M-Bus 20 Pin Conector BMW Technical Training 3 Series - Bus System Overview E36 up to 1999 BMW Technical Training