Body Control Systems: Description and Operation

GF54.21-P-3100-01CB Control Units Position
MODEL 463.243 /244 /245 /246 /247 /248 /249 /250 /254 /270 /271 /303 /309 /322 /323 /332 /333 /340 /341 ## up to 156037






Control units in the area of the center console

A35/8 TELE AID control unit
N2/2 Emergency tensioning retractor (ETR [GUS]) with airbag (AB) control unit
N2/7 Restraint systems control unit
N10/2 Rear signal acquisition and actuation module (SAM)
N15/3 EGS control unit
N15/5 Electronic selector lever module control unit
N15/7 VGS control unit
N27 Towing sensor control unit






Control units in the area of cockpit

A2 Radio
A40/3 COMAND operating, display and controller unit
N3/9 CDI control unit
N3/10 ME control unit
N10/1 Front signal acquisition and actuation module (SAM)
N22 AAC [KLA] control and operating unit
N30/2 Shift unit (differential lock control unit)
N47-7 ABS control unit (except OM642)
N72/1 Upper control panel control unit






Control units in the area of the cockpit

A1 Instrument cluster
A35/11 Voice control system control unit
N70 Overhead control panel control unit
N73 EIS [EZS] control unit






Control units in the area of trunk as well as driver door

A2/6 CD changer
A26/1 Left front IR receiver
N25/6 Rear HS [SIH] control unit
N28/1 Trailer recognition control unit






Control units in the area of the doors and seats as well as engine compartment

N32/1 Driver and steering column front seat adjustment control unit with memory
N32/2 Front passenger front seat adjustment control unit with memory
N33 Stationary heater control unit
N47-5 ESP and BAS control unit (only for OM642)
N69/1 Door control unit front left
N69/2 Door control unit front right
N69/3 Door control unit rear left
N69/4 Door control unit rear right