Wiring Diagram Cluster

2011 Mercedes Benz C 300 Body Electrical Wiring Diagram

Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.

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Matched Diagrams

48

Variant Used

C 300 (204.054) V6-3.0L (272.947)

Total Vehicle Diagrams

1372

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2011 Mercedes Benz C 300 External Pages

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Factory Manual Evidence

When there is no clean repair shortcut for this system, drop into the OEM manual sections that usually carry the authoritative test path.

2011 Mercedes Benz C 300 External Pages →
2011 Mercedes Benz C 300 External Pages2011 Mercedes Benz C 300 External Pages2011 Mercedes Benz C 300 External Pages

Diagnostic signal

Codes Often Seen With This System

Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.

B1318: Battery Voltage Low →
U0140: Lost Communication with Body Control Module

Top Body Electrical Diagram Paths

1.Components > Ta - Tr > Trunk KEYLESS GO AntennaGeneralOpen2.Components > Ta - Tr > Trunk KEYLESS GO Antenna Electrical ConnectorGeneralOpen3.Components > Ta - Tr > Trunk Lid Central Locking MotorGeneralOpen4.Electrical Diagrams > Lighting and Horns > Function Diagrams > PE82.20-P-2052FAA Automatic Interior Lights Control Electrical Function SchematicGeneralOpen5.Electrical Diagrams > Lighting and Horns > Function Diagrams > PE82.20-P-2056FAA Electrical Function Schematic For Manual Interior Lights ControlGeneralOpen6.Body Control Systems — PE54.21-P-2105FAA Special Vehicle Multifunction Control Unit (SVMCU [MSS])Body and FrameOpen7.Body Control Systems — PE54.21-P-2106FAA Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen8.Body Control Systems — PE54.21-P-2106FAB Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen9.Body Control Systems — PE54.21-P-2106FAC Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen10.Body Control Systems — PE54.21-P-2106FAD Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen11.Body Control Systems — PE54.21-P-2106FAE Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen12.Body Control Systems — PE54.21-P-2106FAF Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen13.Body Control Systems — PE54.21-P-2106FAG Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen14.Body Control Systems — PE54.21-P-2106FAH Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen15.Body Control Systems — PE54.21-P-2106FAI Front SAM Control Unit With Fuse And Relay Module (N10/1)Body and FrameOpen16.Body Control Systems — PE54.21-P-2107FAA Overhead Control Panel (OCP) Control UnitBody and FrameOpen17.Body Control Systems — PE54.21-P-2107FAB Overhead Control Panel (OCP) Control UnitBody and FrameOpen18.Body Control Systems — PE54.21-P-2108FAA Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen19.Body Control Systems — PE54.21-P-2108FAB Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen20.Body Control Systems — PE54.21-P-2108FAC Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen21.Body Control Systems — PE54.21-P-2108FAD Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen22.Body Control Systems — PE54.21-P-2108FAE Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen23.Body Control Systems — PE54.21-P-2108FAF Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen24.Body Control Systems — PE54.21-P-2108FAG Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen25.Body Control Systems — PE54.21-P-2108FAH Rear SAM Control Unit With Fuse And Relay Module (N10/2)Body and FrameOpen26.Body Control Systems — PE54.21-P-2119FAA Upper Control Panel Control UnitBody and FrameOpen27.Function Diagrams > PE82.20-P-2052FAA Automatic Interior Lights Control Electrical Function SchematicLighting and HornsOpen28.Function Diagrams > PE82.20-P-2056FAA Electrical Function Schematic For Manual Interior Lights ControlLighting and HornsOpen29.Locks — PE80.20-P-2052FAB Electrical Function Schematic For Central Locking, Operation With Transmitter KeyBody and FrameOpen30.Locks — PE80.20-P-2053FAB Electrical Function Schematic For Central Locking With Interior Switch, Locking And UnlockingBody and FrameOpen31.Locks — PE80.45-P-2054FAB Electrical Function Schematic For Convenience Closing Via Keyless GoBody and FrameOpen32.Locks > Keyless Entry — Electrical DiagramsBody and FrameOpen33.Locks > Keyless Entry — Function Diagrams > PE80.61-P-2051FAC Electrical Function Schematic For KEYLESS GO Locking and UnlockingBody and FrameOpen34.Locks > Keyless Entry — Function Diagrams > PE80.61-P-2052FAB Function Schematic For Electric KEYLESS-GO Engine Start/StopBody and FrameOpen35.Antitheft and Alarm Systems > Keyless Entry — Electrical DiagramsAccessories and Optional EquipmentOpen36.Antitheft and Alarm Systems > Keyless Entry — Function Diagrams > PE80.61-P-2051FAC Electrical Function Schematic For KEYLESS GO Locking and UnlockingAccessories and Optional EquipmentOpen37.Antitheft and Alarm Systems > Keyless Entry — Function Diagrams > PE80.61-P-2052FAB Function Schematic For Electric KEYLESS-GO Engine Start/StopAccessories and Optional EquipmentOpen38.Components > Ac - Ba > Antenna Electrical Connector, TrunkGeneralOpen39.Components > DAB - Do > Door Central Locking Interior Switch, Left FrontGeneralOpen40.Components > DAB - Do > Door Central Locking Interior Switch, Right FrontGeneralOpen41.Components > DAB - Do > Door KEYLESS GO Antenna, Left RearGeneralOpen42.Components > DAB - Do > Door KEYLESS GO Antenna, Right RearGeneralOpen43.Components > DAB - Do > Door Lock, Left FrontGeneralOpen44.Components > DAB - Do > Door Lock, Left RearGeneralOpen45.Components > DAB - Do > Door Lock, Right FrontGeneralOpen46.Components > DAB - Do > Door Lock, Right RearGeneralOpen47.Components > Dr - Em > Driver Tailgate Control ButtonGeneralOpen48.Components > En - Fu > Fanfare Horn, LeftGeneralOpen

Parts & Tools for This Job

Common parts shoppers buy for 2011 Mercedes Benz C 300 Body Electrical.

part

Assorted Fuses

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Relays

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Digital Multimeter

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Wire Repair Kit

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2011 Mercedes-Benz C 300 Repair HubExact Vehicle · Backbone

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OEM Manual Evidence

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2011 Mercedes Benz C 300 External PagesOEM Manual

External Pages — 2011 Mercedes Benz C300 Luxury Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined Home >> Mercedes...

2011 Mercedes Benz C 300 External PagesOEM Manual

External Pages — 2011 Mercedes Benz C300 Luxury 4Matic Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined Home >> Me...

2011 Mercedes Benz C 300 External PagesOEM Manual

External Pages — 2011 Mercedes Benz C300 Sport 4Matic Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined Home >> Mer...

2011 Mercedes Benz C 300 External PagesOEM Manual

External Pages — 2011 Mercedes Benz C300 Sport, Automatic Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined Home >>...

Likely Trouble Codes for This System

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B1318: Battery Voltage LowCode

Body/Electrical code commonly seen during body electrical diagnosis.

U0140: Lost Communication with Body Control ModuleCode

Network/Communication code commonly seen during body electrical diagnosis.

More C 300 Wiring Pages

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Same System, Other Vehicles

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