Diagnostic Aids

GF00.19-P-0001-03RC Overall Network (GVN) Block Diagram







A1 Instrument cluster
A2 Radio (with code (510) Audio 20 with CD changer or with code (523) MB Audio 20 radio)
A2/56 Radio and navigation unit (with code (511) Audio 50 APS with DVD changer or with code (525) MB Audio 50 APS radio)
A40/3 COMAND operating, display and controller unit (with code (512) COMAND APS incl. DVD changer or with code (527) COMAND APS with single DVD drive (with navigation))
B24/15 Micromechanical turn rate sensor AY pickup
N2/7 Restraint systems control unit
N3/10 ME-SFI [ME] control unit
N10/1 Driver-side SAM control unit with fuse and relay module
N10/2 Rear SAM control unit with fuse and relay module
N15/3 ETC control unit (with transmission 722.6)
N15/5 Electronic selector lever module control unit (with transmission 722)
N18 HEAT control and operating unit (without code (580) Automatic air conditioning and without code (581) Comfort automatic air conditioning)
N22 AC control and operating unit (with code (580) Automatic air conditioning)
N22/7 Comfort AAC control and operating unit (with code (581) Comfort automatic air conditioning)
N25/7 SH [SIH], AIRSCARF and steering wheel heater control unit (with code (403) AIRSCARF system, with code (443) Steering wheel heater or with code (873) Right and left front seat heaters)
N26/5 Electric steering lock control unit
N32/1 Driver front seat adjustment control unit with memory (with code (275) Memory package (driver seat, steering column, mirrors))
N32/2 Passenger-side front seat adjustment control unit with memory (with code (242) Electrically adjustable front passenger seat with memory)
N40/3 Amplifier for sound system (with code (810) Sound system)
N47-5 ESP and BAS control unit
N52 Power soft top control unit
N62 PTS control unit (with code (220) PARKTRONIC)
N69/1 Door control module left
N69/2 Door control module right
N70 Overhead control panel control unit
N71 Headlamp range adjustment control unit (with code (614) Bi-xenon headlamp unit or code (618) Bi- xenon headlamp)
N72/1 Upper control panel control unit
N73 EIS [EZS] control unit
N80 Steering column module
N87/3 Digital Audio Broadcasting control unit (with code (537) Digital radio or code (833) Great Britain version)
N87/5 SDAR control unit (with code (536) SIRIUS satellite radio)
N88 TPM [RDK] control unit (with code (470) Tire pressure monitor (basic))
N93 Central gateway control unit
N110 Weight Sensing System control unit (WSS) (with code (494) USA version)
N123/4 Emergency call system control unit (with code (359) TELE AID emergency call system)
N125/1 Media interface control unit (with code (518) Media interface)
Y3/8n4 Fully integrated transmission control (VGS) control unit (with transmission 722.9)
CAN B Interior CAN
CAN C Engine compartment CAN
CAN-D Diagnostic CAN
CAN H Vehicle dynamics CAN
MOST Media Oriented System Transport
PB Private bus