Search aid for all wiring diagram groups - OV00.01-P-1901RAA
MODEL 251
| Designation | Notes | Wiring diagram | |
|---|---|---|---|
| Airbag, control unit | MODEL 251 control unit N2/7, with kneebag, Specification 2 | PE91.60-P-2105RAB | |
| Airbag, control unit | MODEL 251 Control unit N2/7, Specification 1 | PE91.60-P-2105RAA | |
| AIRmatic, control unit | MODEL 251 with CODE (489) AIRmatic (air suspension with level adjustment and adaptive damping system (ADS)) control unit N51 | PE32.22-P-2101RAA | |
| Audio gateway, control unit | MODEL 251 up to model year 08/modification year 07 Modification Year with CODE (498) Japan version control unit N93/1 | PE82.60-P-2102RAA | |
| Gasoline direct injection | ENGINE 276.958 in MODEL 251 as of model year 2012 control unit N3/10, Vehicle connector | PE07.08-P-2101RAC | |
| Gasoline direct injection | ENGINE 276.958 in MODEL 251 as of model year 2012 control unit N3/10, engine connector, Specification 2 | PE07.08-P-2101RAB | |
| Gasoline direct injection | ENGINE 276.958 in MODEL 251 as of model year 2012 control unit N3/10, engine connector, Specification 1 | PE07.08-P-2101RAA | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 156 up to 30.6.07 in MODEL 251 control unit N3/10, Specification 1 | PE07.61-P-2101RAE | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 272 in MODEL 251 Control unit N3/10, Specification 2 | PE07.61-P-2101RAD | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 272, 273 as of 1.1.07 in MODEL 251 Control unit N3/10, Specification 1 | PE07.61-P-2101RAC | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 156 up to 30.6.07 in MODEL 251 control unit N3/10, Specification 3 | PE07.61-P-2101RAH | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 273 as of 1.1.07 in MODEL 251 Control unit N3/10, Specification 2 | PE07.61-P-2101RAG | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 156 up to 30.6.07 in MODEL 251 control unit N3/10, Specification 2 | PE07.61-P-2101RAF | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 113 up to 31.12.06 in MODEL 251 control unit N3/10, Specification 2 | PE07.61-P-2101RAB | |
| ME-SFI [ME] gasoline injection and ignition system, control unit | ENGINE 113 up to 31.12.06 in MODEL 251 Control unit N3/10, Specification 1 | PE07.61-P-2101RAA | |
| Interior CAN bus | MODEL 251 Voltage distributor X30/7 |
PE00.19-P-2300RAB | |
| Interior CAN bus | MODEL 251 with ENGINE 272, 273, 642.8/9 as of model year 2010/AEJ09 Potential distributor X30/19 and X30/46 | PE00.19-P-2200RAB | |
| Interior CAN bus | MODEL 251 Potential distributor X30/4 and X30/6 | PE00.19-P-2300RAA | |
| Engine CAN bus | MODEL 251 With engine 113 up to 31.12.06, 156 up to 30.6.07, 272, 273 as of 1.1.07, 642 up to model year 2010/CY 09 Potential distributor X30/19 |
PE00.19-P-2200RAA | |
| Telematics CAN bus | MODEL 251 Voltage distributor X30/35 |
PE82.00-P-2720RAA | |
| CD changer (CDC), control unit | MODEL 251 up to model year 2009/CY 08 with CODE (819) 6-disk CD changer control unit A2/6 | PE82.64-P-2101RAA | |
| Cockpit management and data system (COMAND), control unit | MODEL 251 as of model year 09/CY 08 with CODE (527) COMAND APS with single DVD drive (with navigation) with CODE (498) Japan version control unit A40/3 | PE82.85-P-2101RAF | |
| Cockpit management and data system (COMAND), control unit | MODEL 251 up to model year 08/Modification Year 07 with CODE (523) MB Audio 20 radio with CODE (525) MB Audio 50 APS radio with CODE (352) COMAND APS (with navigation) except CODE (494) USA version except CODE (498) Japan version control units A2, A2/56 or A40/3 | PE82.85-P-2101RAB | |
| Cockpit management and data system (COMAND), control unit | MODEL 251 up to model year 08/CY 07 with CODE (352) COMAND APS (with navigation) with CODE (494) USA version control unit A40/3 | PE82.85-P-2101RAA | |
| Cockpit management and data system (COMAND), control unit | MODEL 251 as of model year 09/CY 08 with CODE (512) COMAND APS with DVD changer with CODE (527) COMAND APS with single DVD drive (with navigation) with CODE (510) Audio 20 with CD changer with CODE (511) AUDIO 55 APS radio with CODE (523) MB Audio 20 radio with CODE (525) MB Audio 50 APS radio except CODE (494) USA version except CODE (498) Japan version control units A2, A2/56 or A40/3 | PE82.85-P-2101RAE | |
| Cockpit management and data system (COMAND), control unit | MODEL 251 up to model year 08/CY 07 with CODE (352) COMAND APS (with navigation) with CODE (498) Japan version control unit A40/3 | PE82.85-P-2101RAC | |
| Cockpit management and data system (COMAND), control unit | MODEL 251 as of model year 09/CY 08 with CODE (512) COMAND APS with DVD changer with CODE (528) COMAND incl. DVD changer with CODE (494) USA version control unit A40/3 | PE82.85-P-2101RAD | |
| Common rail diesel injection (CDI), control unit | ENGINE 642.9 in MODEL 251 control unit N3/9, Specification 1 | PE07.16-P-2101RAA | |
| Common rail diesel injection (CDI), control unit | ENGINE 642.872 in MODEL 251 as of model year 2011 Control unit N3/9, Specification 2 | PE07.16-P-2101RAE | |
| Common rail diesel injection (CDI), control unit | ENGINE 642.870 in MODEL 251 as of model year 2009 with CODE (U42) BlueTEC (SCR) diesel exhaust treatment Control unit N3/9, Specification 1 ENGINE 642.872 in MODEL 251 as of model year 2011 control unit N3/9, Specification 1 |
PE07.16-P-2101RAC | |
| Common rail diesel injection (CDI), control unit | ENGINE 642.8 in MODEL 251.1 as of model year 09/CY 08 with CODE (U42) BlueTEC diesel exhaust gas cleaning (SCR) with AdBlue®/DEF Control unit N3/9, Specification 2 | PE07.16-P-2101RAD | |
| Common rail diesel injection (CDI), control unit | ENGINE 642.9 in MODEL 251 Control unit N3/9, Specification 2 | PE07.16-P-2101RAB | |
| Overhead control panel (DBE), control unit | MODEL 251 Control unit N70 | PE54.21-P-2107RAA | |
| Digital Audio Broadcasting System (DAB), control unit | MODEL 251 as of model year 09/CY 08 with CODE (537) Digital radio with CODE (833) Great Britain version control unit N87/3 | PE82.60-P-2302RAA | |
| Distronic (DTR), control unit | ENGINE 113 up to 31.12.06, 156 up to 30.6.07, 272, 273 as of 1.1.07, 642 in MODEL 251 control unit A89 | PE30.30-P-2101RAA | |
| DVD player, control unit | MODEL 251 up to model year 08/CY 07 with CODE (864) Rear entertainment system control unit A40/4 | PE82.60-P-2104RAA | |
| DVD player, control unit | MODEL 251 as of model year 09/CY 08 with CODE (864) Rear entertainment system control unit A40/4 MODEL 251 as of model year 09/CY 08 with CODE (866) Rear entertainment preinstallation with CODE (494) USA version Control unit A40/4 | PE82.60-P-2104RAB | |
| Electronic Stability Program (ESP), control unit | MODEL 251 | PE42.45-P-2101RAA | |
| Wiring diagram for reversing camera | MODEL 251 with CODE (218) Reversing camera except CODE (498) Japan version as of model year 2011 reversing camera B84/3 | PE54.65-P-2103RAA | |
| Wiring diagram of AdBlue® control unit | ENGINE 642 in MODEL 251 with CODE (U42) BlueTEC (SCR) diesel exhaust treatment control unit N118/5 | PE14.40-P-2101RAA | |
| Wiring diagram for electric power steering control unit | MODEL 251 with ENGINE 642 as of model year 2010/CY 09 Fuel Economy, control unit A91/1 | PE46.35-P-2101RAA | |
| Wiring diagram for fully integrated transmission control unit | TRANSMISSION 722.9 in MODEL 251 control unit Y3/8 | PE27.19-P-2103RAA | |
| Blind Spot Assist wiring diagram | MODEL 251 with CODE (234) Blind Spot Assist as of model year 2011 B29/4, B29/5 | PE54.71-P-2100RAA | |
| Electronic ignition switch (EIS), control unit | MODEL 251 Control unit N73 | PE54.21-P-2104RAA | |
| Left front dynamic seat control unit | MODEL 251 with CODE (409) Left/right front multicontour seats control unit N32/19 | PE91.25-P-2101RAA | |
| Right front dynamic seat, control unit | MODEL 251 with CODE (409) Left/right front multicontour seats control unit N32/22 | PE91.25-P-2102RAA | |
| Rear audio | MODEL 251 Control unit N66/8 |
PE82.60-P-2004RAA | |
| Remote trunk closing, control unit | MODEL 251 as of model year 09/CY 08 with CODE (890) EASY PACK liftgate control unit N121/1 | PE72.30-P-2101RAB | |
| Remote trunk closing, control unit | MODEL 251 up to model year 08/CY 07 with CODE (890) EASY PACK liftgate control unit N121/1 | PE72.30-P-2101RAA | |
| Rear control panel, control unit | MODEL 251 Control unit N72/2 |
PE54.21-P-2125RAA | |
| Intelligent servo module (ISM), control unit | TRANSMISSION 722.9 in MODEL 251 control unit A80 | PE27.60-P-2101RAA | |
| Keyless Go, control unit | MODEL 251 up to model year 2011 with CODE (889) Keyless-Go control unit N69/5 | PE80.61-P-2101RAA | |
| Keyless Go, control unit | MODEL 251 with CODE (889) Keyless-Go as of model year 2011 Control unit N69/5 | PE80.61-P-2101RAB | |
| Automatic air conditioning (AAC [KLA]) Thermotronic, control unit | MODEL 251 with CODE (581) Comfort automatic air conditioning with CODE (582) Rear air conditioning system control unit N22/7 | PE83.40-P-2105RAB | |
| Automatic air conditioning (AAC [KLA]) Thermotronic, control unit | MODEL 251 with CODE (581) Comfort automatic air conditioning control unit N22/7 | PE83.40-P-2105RAA | |
| Automatic air conditioning (AAC [KLA]), control unit | MODEL 251 except CODE (581) Comfort automatic air conditioning control unit N22 | PE83.40-P-2101RAA | |
| Instrument cluster (IC), control unit | MODEL 251 Control unit A1 |
PE54.30-P-2101RAA | |
| Compass module, control unit | MODEL 251 with CODE (523) MB Audio 20 radio with CODE (245) Electronic compass with CODE (510) Audio 20 incl. CD changer with CODE (525) MB Audio 50 APS radio with CODE (511) Audio 50 APS incl. DVD changer | PE54.30-P-2102RAA | |
| Fuel pump | ENGINE 113 up to 31.12.06, 156 up to 30.6.07, 272, 273 as of 1.1.07, 642.9 in MODEL 251 | PE47.20-P-2100RAA | |
| Fuel pump | ENGINE 276.958 in MODEL 251 as of model year 2012 Control unit N118 |
PE47.40-P-2101RAA | |
| Fuel pump | ENGINE 642.8 in MODEL 251.1 with CODE (U42) BlueTEC (SCR) diesel exhaust treatment | PE47.20-P-2100RAB | |
| Lumbar support | MODEL 251 as of model year 09/CY 08 except CODE (409) Left/right front multicontour seats, driver-side, control unit N32/23 | PE91.29-P-2109RAA | |
| Lumbar support | MODEL 251 as of model year 09/CY 08 except CODE (409) Left/right front multicontour seats, passenger-side, control unit N32/24 | PE91.29-P-2109RAB | |
| Headlamp range adjustment (HRA), control unit | MODEL 251 up to model year 2011 with CODE (615) Bi-xenon headlamp unit with integrated curve illumination with CODE (616) Bi-xenon headlamp unit with integrated asymmetrical curve illumination control unit N71 | PE82.10-P-2101RAA | |
| Steering column module, control unit | MODEL 251 Control unit N80 |
PE46.10-P-2101RAA | |
| MOST bus | MODEL 251 up to model year 2009/CY 08 | PE82.00-P-2710RAA | |
| MOST bus | MODEL 251 as of model year 2009/CY 08 | PE82.00-P-2710RAB | |
| Level control (NR), control unit | MODEL 251 with CODE (488) Steel/air suspension control unit N97 | PE32.33-P-2101RAA | |
| Emergency call system, control unit | MODEL 251 with CODE (359) TELE AID emergency call system | PE82.95-P-2101RAA | |
| Upper control panel, control unit | MODEL 251 Control unit N72/1 |
PE54.21-P-2119RAA | |
| Parktronic system (PTS), control unit | MODEL 251 with CODE (220) PARKTRONIC as of model year 2011 control unit N62 | PE54.65-P-2101RAB | |
| Parktronic system (PTS), control unit | MODEL 251 up to model year 2011 with CODE (220) PARKTRONIC control unit N62 | PE54.65-P-2101RAA | |
| Diagnosis/diagnostic socket data link connector | MODEL 251 test connector X11/4 | PE54.22-P-2000RAA | |
| Tire pressure monitor, control unit | MODEL 251 with CODE (470) Tire pressure monitoring system (standard) with CODE (475) Tire pressure monitoring system (premium) except CODE (494) USA version up to model year 2010/CY 09 Siemens, control unit N88 | PE40.15-P-2101RAA | |
| Tire pressure monitor, control unit | MODEL 251 as of model year 2010/CY 09 CORA standard/premium, control unit N88 | PE40.15-P-2101RAC | |
| Tire pressure monitor, control unit | MODEL 251 with CODE (475) Tire pressure monitoring system (premium) with CODE (470) Tire pressure monitoring system (standard) with CODE (494) USA version up to model year 2010/CY 09 Siemens, control unit N88 | PE40.15-P-2101RAB | |
| Reversible emergency tensioning retractor | MODEL 251 control units A76 and A76/1 | PE91.40-P-2200RAA | |
| Backup camera, control unit | MODEL 251 up to model year 2011 with CODE (218) Reversing camera except CODE (498) Japan version control unit N66/10 | PE54.65-P-2102RAA | |
| Backup camera, control unit | MODEL 251.0 with CODE (218) Reversing camera with CODE (498) Japan version control unit N66/2 | PE54.65-P-2102RAB | |
| Satellite digital audio radio system (SDAR) | MODEL 251 up to model year 08/modification year 07 Modification Year with CODE (494) USA version control unit N87/5 | PE82.60-P-2300RAA | |
| Satellite digital audio radio system (SDAR) | MODEL 251 as of model year 09/CY 08 with CODE (517) Hard drive radio with CODE (494) USA version control unit N87/8 | PE82.60-P-2300RAB | |
| Rear fuse and relay box | MODEL 251 as of 1.9.06 Fuse and relay box F4, Specification 3 |
PE54.15-P-2103RAF | |
| Rear fuse and relay box | MODEL 251 as of 1.9.06 Fuse and relay box F4, Specification 4 |
PE54.15-P-2103RAG | |
| Rear fuse and relay box | MODEL 251 up to 31.8.06 Fuse and relay box F4, Specification 1 |
PE54.15-P-2103RAA | |
| Rear fuse and relay box | MODEL 251 as of 1.9.06 Fuse and relay box F4, Specification 2 |
PE54.15-P-2103RAE | |
| Rear fuse and relay box | MODEL 251 up to 31.8.06 Fuse and relay box F4, Specification 2 |
PE54.15-P-2103RAB | |
| Rear fuse and relay box | MODEL 251 up to 31.8.06 Fuse and relay box F4, Specification 3 |
PE54.15-P-2103RAC | |
| Rear fuse and relay box | MODEL 251 as of 1.9.06 Fuse and relay box F4, Specification 1 |
PE54.15-P-2103RAD | |
| Front fuse and relay box | MODEL 251 Fuse and relay box F58, Specification 2 |
PE54.15-P-2107RAB | |
| Front fuse and relay box | MODEL 251 Fuse and relay box F58, Specification 3 |
PE54.15-P-2107RAC | |
| Front fuse and relay box | MODEL 251 Fuse and relay box F58, Specification 1 |
PE54.15-P-2107RAA | |
| Cockpit fuse box (F3) | MODEL 251 | PE54.15-P-2901RAA | |
| Rear signal acquisition and actuation module (SAM), control unit | MODEL 251 Control unit N10/8, Specification 1 |
PE54.21-P-2103RAA | |
| Rear signal acquisition and actuation module (SAM), control unit | MODEL 251 control unit N10/8, Specification 2 |
PE54.21-P-2103RAB | |
| Rear signal acquisition and actuation module (SAM), control unit | MODEL 251 control unit N10/8, Specification 3 |
PE54.21-P-2103RAC | |
| Front signal acquisition and actuation module (SAM), control unit | MODEL 251 up to model year 2011 Control unit N10, Specification 2 |
PE54.21-P-2114RAB | |
| Front signal acquisition and actuation module (SAM), control unit | MODEL 251 as of model year 2011 control unit N10, Specification 4 | PE54.21-P-2114RAD | |
| Front signal acquisition and actuation module (SAM), control unit | MODEL 251 control unit N10, Specification 3 |
PE54.21-P-2114RAC | |
| Front signal acquisition and actuation module (SAM), control unit | MODEL 251 Control unit N10, Specification 1 |
PE54.21-P-2114RAA | |
| Heated seats and seat ventilation, control unit | MODEL 251 with CODE (401) Front comfort seats, incl. seat heating and seat ventilation with CODE (443) Steering wheel heater with CODE (872) Electric seat heater for left and right rear seats control units N25/7 | PE91.30-P-2102RAA | |
| Front passenger seat control unit | MODEL 251 with CODE (242) Electrically adjustable front passenger seat with memory control unit N32/2 | PE91.29-P-2105RAA | |
| Driver seat control unit | MODEL 251 with CODE (275) Memory package (driver seat, steering column, mirrors) control unit N32/1 | PE91.29-P-2104RAA | |
| Partially electric seat adjustment (ESA [ESV]) | MODEL 251 except CODE (494) USA version | PE91.29-P-2003RAA | |
| Fully electric seat adjustment (ESA [ESV]) | MODEL 251 up to model year 08/CY 07 | PE91.29-P-2004RAA | |
| Fully electric seat adjustment (ESA [ESV]) | MODEL 251 as of model year 09/CY 08 with CODE (275) Memory package (driver seat, steering column, mirrors) with CODE (242) Electrically adjustable front passenger seat with memory | PE91.29-P-2004RAB | |
| Sound amplifier, control unit | MODEL 251 up to model year 2009/CY 08 with CODE (810) Sound system control unit N40/3 | PE82.62-P-2101RAA | |
| Sound amplifier, control unit | MODEL 251 as of model year 09/CY 08 with CODE (810) Sound system control unit N40/3 | PE82.62-P-2101RAB | |
| Voice control system (VCS), control unit | MODEL 251 up to model year 08/CY 07 with CODE (813) Voice control system (VCS [SBS]) except CODE (494) USA version control unit N41/3 | PE82.70-P-2102RAB | |
| Voice control system (VCS), control unit | MODEL 251 up to model year 08/Modification Year 07 with CODE (813) Voice control system ([VCS] SBS) with CODE (494) USA version control unit N41/3 | PE82.70-P-2102RAA | |
| Stationary heater (STH), control unit | MODEL 251 with CODE (228) Stationary heater control unit A6 | PE83.70-P-2101RAA | |
| Interior socket | MODEL 251 to 31.8.06 | PE82.00-P-2500RAA | |
| Interior socket | MODEL 251 as of 1.9.06 with CODE (U80) 115 V power outlet in cargo area | PE82.00-P-2500RAB | |
| Telephone (TEL), control unit | MODEL 251 up to model year 08/CY 07 with CODE (388) Telephone "cell phone" UPCI [UHI] system except CODE (494) USA version control unit N123/1 | PE82.70-P-2101RAB | |
| Telephone (TEL), control unit | MODEL 251 up to model year 08/Modification Year 07 with CODE (388) Telephone "cell phone" UPCI [UHI] system with CODE (494) USA version control unit N123/1 | PE82.70-P-2101RAA | |
| Telephone preinstallation | MODEL 251 up to model year 2009/CY 08 with CODE (386) Preinstallation for cell phone UPCI [UHI] system except CODE (498) Japan version | PE82.70-P-2100RAA | |
| Left front door control unit (DCU [TSG]) | MODEL 251 Control unit N69/1 |
PE72.29-P-2101RAA | |
| Right front door control unit (DCU [TSG]) | MODEL 251 Control unit N69/2 |
PE72.29-P-2102RAA | |
| TV tuner | MODEL 251 up to model year 08/CY 07 except CODE (498) Japan version except CODE (494) USA version control unit A90/1 | PE82.60-P-2220RAA | |
| TV tuner | MODEL 251 as of model year 09/CY 08 except CODE (494) USA version with CODE (863) Digital/analog TV tuner Control unit A90/1 MODEL 251 as of model year 09/CY 08 with CODE (865) TV tuner Digital Japan, Control unit A90/3 |
PE82.60-P-2220RAB | |
| Battery compartment prefuse box (F33) | MODEL 251 | PE54.15-P-2508RAA | |
| Front prefuse box (F32) | MODEL 251 | PE54.15-P-2502RAA | |
| Weight Sensing System (WSS), control unit | MODEL 251 with CODE (494) USA version control unit N2/13 | PE91.60-P-2102RAA | |
| Central gateway, control unit | MODEL 251 Control unit N93 |
PE54.21-P-2124RAA |