Wiring Diagram Cluster

2002 Mercedes Benz CL 500 Body Electrical Wiring Diagram

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

Open Exact Vehicle Repair HubOpen Interactive Diagram BrowserBrowse All Wiring Diagrams

Matched Diagrams

48

Variant Used

CL 500 (215.375) V8-5.0L (113.960)

Total Vehicle Diagrams

426

🤖 Stuck on this electrical issue?

Wiring diagrams can be a maze. Ask Manuel, our factory-trained AI mechanic, to analyze this circuit or troubleshoot your specific symptom.

Ask AI Mechanic ➔

From Diagram To Fix

Use this wiring page as the jump point, not the dead end

Open the exact diagram, then move directly into the vehicle hub, the repair most likely tied to this system, or the code cluster that usually shows up with it.

Keep context

Vehicle Repair Hub

Step out of raw diagrams and into the full 2002 Mercedes Benz CL 500 hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →
2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )

OEM source

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.

2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC ) →
2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )

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 > Han - Low > Keyless-GO Antenna, TrunkGeneralOpen2.Electrical Diagrams > Lighting and Horns > PE82.20-U-2050CA Electrical System Function Diagram For Interior LightsGeneralOpen3.Electrical Diagrams > Lighting and Horns > PE82.20-U-2050CB Electrical System Function Diagram For Interior LightsGeneralOpen4.Electrical Diagrams > Lighting and Horns > PE82.20-U-2050CC Electrical System Function Diagram For Interior LightsGeneralOpen5.Electrical Diagrams > Lighting and Horns > PE82.20-U-2050CD Electrical System Function Diagram For Interior LightsGeneralOpen6.Electrical Diagrams > Lighting and Horns > PE82.20-U-2050CE Electrical System Function Diagram For Interior LightsGeneralOpen7.Body Control Systems — PE54.21-U-2101CA Left Signal-Acquisition and Actuation Module (SAM) Control ModuleBody and FrameOpen8.Body Control Systems — PE54.21-U-2102CA RIght Signal Acquisition and Actuation Module (SAM) Control ModuleBody and FrameOpen9.Body Control Systems — PE54.21-U-2103CA Rear Signal Acquisition and Actuation Module (SAM) Control ModuleBody and FrameOpen10.Body Control Systems — PE54.21-U-2107CA Overhead Control Panel (OCP) Control ModuleBody and FrameOpen11.Body Control Systems — PE54.21-U-2119CA Upper Control Panel Control ModuleBody and FrameOpen12.Locks — PE80.20-U-2050CA Function Schematic For Central Locking (CL) Electrical SystemBody and FrameOpen13.Locks > Keyless Entry — DiagramBody and FrameOpen14.PE54.35-U-2050CA Function Diagram of Fanfare Horn System (FAN) Electrical SystemLighting and HornsOpen15.PE82.20-U-2050CA Electrical System Function Diagram For Interior LightsLighting and HornsOpen16.PE82.20-U-2050CB Electrical System Function Diagram For Interior LightsLighting and HornsOpen17.PE82.20-U-2050CC Electrical System Function Diagram For Interior LightsLighting and HornsOpen18.PE82.20-U-2050CD Electrical System Function Diagram For Interior LightsLighting and HornsOpen19.PE82.20-U-2050CE Electrical System Function Diagram For Interior LightsLighting and HornsOpen20.Antitheft and Alarm Systems > Keyless Entry — DiagramAccessories and Optional EquipmentOpen21.Components > A/C - CTEL > Body Acceleration Sensor Connector, Left FrontGeneralOpen22.Components > A/C - CTEL > Body Acceleration Sensor Connector, Right FrontGeneralOpen23.Components > A/C - CTEL > Body Acceleration Sensor, Left FrontGeneralOpen24.Components > A/C - CTEL > Body Acceleration Sensor, Right FrontGeneralOpen25.Components > A/C - CTEL > Body Acceleration Sensor, Right RearGeneralOpen26.Components > Han - Low > Horn Relay/Clock Spring Contact ConnectorGeneralOpen27.Components > Han - Low > Horn/Airbag Clock Spring ContactGeneralOpen28.Components > Han - Low > Keyless-GO Antenna, Left Front DoorGeneralOpen29.Components > Han - Low > Keyless-GO Antenna, Right Front DoorGeneralOpen30.Components > Mem - Swi > Opening Angle Recognition Sensor, Trunk LidGeneralOpen31.Electrical Diagrams > Body Control Systems > PE54.21-U-2101CA Left Signal-Acquisition and Actuation Module (SAM) Control ModuleGeneralOpen32.Electrical Diagrams > Body Control Systems > PE54.21-U-2102CA RIght Signal Acquisition and Actuation Module (SAM) Control ModuleGeneralOpen33.Electrical Diagrams > Body Control Systems > PE54.21-U-2103CA Rear Signal Acquisition and Actuation Module (SAM) Control ModuleGeneralOpen34.Electrical Diagrams > Body Control Systems > PE54.21-U-2107CA Overhead Control Panel (OCP) Control ModuleGeneralOpen35.Electrical Diagrams > Body Control Systems > PE54.21-U-2119CA Upper Control Panel Control ModuleGeneralOpen36.Electrical Diagrams > Lighting and Horns > PE54.35-U-2050CA Function Diagram of Fanfare Horn System (FAN) Electrical SystemGeneralOpen37.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CA Electrical System Function Diagram For Exterior LightsGeneralOpen38.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CB Electrical System Function Diagram For Exterior LightsGeneralOpen39.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CC Electrical System Function Diagram For Exterior LightsGeneralOpen40.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CD Electrical System Function Diagram For Exterior LightsGeneralOpen41.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CE Electrical System Function Diagram For Exterior LightsGeneralOpen42.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CF Electrical System Function Diagram For Exterior LightsGeneralOpen43.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CG Electrical System Function Diagram For Exterior LightsGeneralOpen44.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CH Electrical System Function Diagram For Exterior LightsGeneralOpen45.Electrical Diagrams > Lighting and Horns > PE82.10-U-2051CI Electrical System Function Diagram For Exterior LightsGeneralOpen46.Electrical Diagrams > Locks > Keyless EntryGeneralOpen47.Electrical Diagrams > Locks > System Diagram > PE80.20-U-2050CA Function Schematic For Central Locking (CL) Electrical SystemGeneralOpen48.Exploded Views > Valve Body, A/TGeneralOpen

Parts & Tools for This Job

Common parts shoppers buy for 2002 Mercedes Benz CL 500 Body Electrical.

part

Assorted Fuses

Shop Amazon→

part

Relays

Shop Amazon→

tool

Digital Multimeter

Shop Amazon→

tool

Wire Repair Kit

Shop Amazon→

As an Amazon Associate, AllOEMManuals earns from qualifying purchases. Prices and availability may vary.

Exact Vehicle Hub

Browse →
2002 Mercedes-Benz Cl 500 Repair HubExact Vehicle · Backbone

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 2002 Mercedes-Benz Cl 500 context.

OEM Manual Evidence

Browse →
2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2002 Mercedes Benz CLK 320 (208.365) V6-3.2L (112.940) Service Manual ~ LEMON Manuals LEMON Manual...

2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2002 Mercedes Benz CLK 320 Cabriolet (208.465) V6-3.2L (112.940) Service Manual ~ LEMON Manuals LE...

2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2002 Mercedes Benz CLK 430 (208.370) V8-4.3L (113.943) Service Manual ~ LEMON Manuals LEMON Manual...

2002 Mercedes Benz CL 500 A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2002 Mercedes Benz CLK 430 Cabriolet (208.470) V8-4.3L (113.943) Service Manual ~ LEMON Manuals LE...

Likely Trouble Codes for This System

Browse →
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 CL 500 Wiring Pages

Starter Wiring DiagramAlternator Wiring DiagramHeadlight Wiring DiagramABS Brake Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramAirbag SRS Wiring DiagramEngine Management Wiring Diagram

Same System, Other Vehicles

2010 Toyota Matrix AWD Body Electrical Wiring Diagram2010 Toyota Matrix FWD Body Electrical Wiring Diagram2010 Toyota Prius Body Electrical Wiring Diagram2010 Toyota Venza AWD Body Electrical Wiring Diagram2010 Toyota Venza FWD Body Electrical Wiring Diagram2012 Toyota Camry Body Electrical Wiring Diagram2012 Toyota Prius PHV Body Electrical Wiring Diagram2012 Toyota Prius V Body Electrical Wiring Diagram
Factory Service Tools

Turn This Into a Confident Next Step

Verify the likely fault first, then compare a quote before you approve expensive work.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Diagnostic ToolsCompare Repair QuoteQuote Shield Pro
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro