Wiring Diagram Cluster

2004 Audi S4 Cabriolet 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

S4 Cabriolet (8H7) V8-4.2L (BHF)

Total Vehicle Diagrams

612

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2004 Audi S4 Cabriolet 4-Way Relay Carrier, Removing and Installing

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.

2004 Audi S4 Cabriolet 4-Way Relay Carrier, Removing and Installing →
2004 Audi S4 Cabriolet A L L Diagnostic Trouble Codes ( DTC )2004 Audi S4 Cabriolet About Trouble Codes2004 Audi S4 Cabriolet Application and ID

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.Body Control Systems — Diagram Information and Instructions > Circuit and Terminal DesignationsBody and FrameOpen2.Body Control Systems — Diagram Information and Instructions > How to Read Track DiagramsBody and FrameOpen3.Body Control Systems — Diagram Information and Instructions > How to Use Track DiagramsBody and FrameOpen4.Body Control Systems — Diagram Information and Instructions > Symbols Used In Wiring DiagramsBody and FrameOpen5.Body Control Systems — Diagram Information and Instructions > Wire and Fuse Color Code IdentificationBody and FrameOpen6.Body Control Systems — Diagram Information and Instructions > Wire Size ConversionBody and FrameOpen7.Body Control Systems — Electrical Diagrams > Diagram 62/1Body and FrameOpen8.Body Control Systems — Electrical Diagrams > Diagram 62/10 (Tracks 113-126)Body and FrameOpen9.Body Control Systems — Electrical Diagrams > Diagram 62/11 (Tracks 127-140)Body and FrameOpen10.Body Control Systems — Electrical Diagrams > Diagram 62/12 (Tracks 141-154)Body and FrameOpen11.Body Control Systems — Electrical Diagrams > Diagram 62/13 (Tracks 155-168)Body and FrameOpen12.Body Control Systems — Electrical Diagrams > Diagram 62/14 (Tracks 169-182)Body and FrameOpen13.Body Control Systems — Electrical Diagrams > Diagram 62/15 (Tracks 183-196)Body and FrameOpen14.Body Control Systems — Electrical Diagrams > Diagram 62/16 (Tracks 197-210)Body and FrameOpen15.Body Control Systems — Electrical Diagrams > Diagram 62/17 (Tracks 211-224)Body and FrameOpen16.Body Control Systems — Electrical Diagrams > Diagram 62/18 (Tracks 225-238)Body and FrameOpen17.Body Control Systems — Electrical Diagrams > Diagram 62/19 (Tracks 239-252)Body and FrameOpen18.Body Control Systems — Electrical Diagrams > Diagram 62/2 (Tracks 1-14)Body and FrameOpen19.Body Control Systems — Electrical Diagrams > Diagram 62/20 (Tracks 253-266)Body and FrameOpen20.Body Control Systems — Electrical Diagrams > Diagram 62/3 (Tracks 15-28)Body and FrameOpen21.Body Control Systems — Electrical Diagrams > Diagram 62/4 (Tracks 29-42)Body and FrameOpen22.Body Control Systems — Electrical Diagrams > Diagram 62/5 (Tracks 43-56)Body and FrameOpen23.Body Control Systems — Electrical Diagrams > Diagram 62/6 (Tracks 57-70)Body and FrameOpen24.Body Control Systems — Electrical Diagrams > Diagram 62/7 (Tracks 71-84)Body and FrameOpen25.Body Control Systems — Electrical Diagrams > Diagram 62/8 (Tracks 85-98)Body and FrameOpen26.Body Control Systems — Electrical Diagrams > Diagram 62/9 (Tracks 99-112)Body and FrameOpen27.Electrical Diagrams > Body Control Systems > Diagram 62/1GeneralOpen28.Electrical Diagrams > Body Control Systems > Diagram 62/10 (Tracks 113-126)GeneralOpen29.Electrical Diagrams > Body Control Systems > Diagram 62/11 (Tracks 127-140)GeneralOpen30.Electrical Diagrams > Body Control Systems > Diagram 62/12 (Tracks 141-154)GeneralOpen31.Electrical Diagrams > Body Control Systems > Diagram 62/13 (Tracks 155-168)GeneralOpen32.Electrical Diagrams > Body Control Systems > Diagram 62/14 (Tracks 169-182)GeneralOpen33.Electrical Diagrams > Body Control Systems > Diagram 62/15 (Tracks 183-196)GeneralOpen34.Electrical Diagrams > Body Control Systems > Diagram 62/16 (Tracks 197-210)GeneralOpen35.Electrical Diagrams > Body Control Systems > Diagram 62/17 (Tracks 211-224)GeneralOpen36.Electrical Diagrams > Body Control Systems > Diagram 62/18 (Tracks 225-238)GeneralOpen37.Electrical Diagrams > Body Control Systems > Diagram 62/19 (Tracks 239-252)GeneralOpen38.Electrical Diagrams > Body Control Systems > Diagram 62/2 (Tracks 1-14)GeneralOpen39.Electrical Diagrams > Body Control Systems > Diagram 62/20 (Tracks 253-266)GeneralOpen40.Electrical Diagrams > Body Control Systems > Diagram 62/3 (Tracks 15-28)GeneralOpen41.Electrical Diagrams > Body Control Systems > Diagram 62/4 (Tracks 29-42)GeneralOpen42.Electrical Diagrams > Body Control Systems > Diagram 62/5 (Tracks 43-56)GeneralOpen43.Electrical Diagrams > Body Control Systems > Diagram 62/6 (Tracks 57-70)GeneralOpen44.Electrical Diagrams > Body Control Systems > Diagram 62/7 (Tracks 71-84)GeneralOpen45.Electrical Diagrams > Body Control Systems > Diagram 62/8 (Tracks 85-98)GeneralOpen46.Electrical Diagrams > Body Control Systems > Diagram 62/9 (Tracks 99-112)GeneralOpen47.Explanation of SymbolsBody and FrameOpen48.Headlamp — Diagram Information and Instructions > Circuit and Terminal DesignationsLighting and HornsOpen

Parts & Tools for This Job

Common parts shoppers buy for 2004 Audi S4 Cabriolet Body Electrical.

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Assorted Fuses

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Relays

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Digital Multimeter

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Wire Repair Kit

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Exact Vehicle Hub

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2004 Audi S4 Cabriolet Repair HubExact Vehicle · Backbone

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 2004 Audi S4 Cabriolet context.

OEM Manual Evidence

Browse →
2004 Audi S4 Cabriolet 4-Way Relay Carrier, Removing and InstallingOEM Manual

4-Way Relay Carrier, Removing and Installing — 2004 Audi S4 Cabriolet (8H7) V8-4.2L (BHF) Service Manual ~ LEMON Manuals LEMON Manuals: Rep...

2004 Audi S4 Cabriolet A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2004 Audi S4 Cabriolet (8H7) V8-4.2L (BHF) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Kn...

2004 Audi S4 Cabriolet About Trouble CodesOEM Manual

About Trouble Codes — 2004 Audi S4 Cabriolet (8H7) V8-4.2L (BHF) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined...

2004 Audi S4 Cabriolet Application and IDOEM Manual

Relay Box: Application and ID — 2004 Audi S4 Cabriolet (8H7) V8-4.2L (BHF) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge R...

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 S4 Cabriolet Wiring Pages

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Same System, Other Vehicles

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