Wiring Diagram Cluster

1995 Audi 90CS Quattro 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

90CS Quattro V6-2.8L (AAH)

Total Vehicle Diagrams

470

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1995 Audi 90CS Quattro Adjustments

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.

1995 Audi 90CS Quattro Adjustments →
1995 Audi 90CS Quattro Adjustments1995 Audi 90CS Quattro Adjustments1995 Audi 90CS Quattro Ambient Temperature Switch

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.Exploded Views > Door LocksGeneralOpen2.Daytime Running Lamp — Diagnostic Aids > Handling Components and ConnectorLighting and HornsOpen3.Daytime Running Lamp — Diagnostic Aids > Tools and Equipment > Computer Memory SaverLighting and HornsOpen4.Daytime Running Lamp — Diagnostic Aids > Tools and Equipment > LED Test LightLighting and HornsOpen5.Daytime Running Lamp — Diagnostic Aids > Tools and Equipment > Multimeter or Volt/Ohm MeterLighting and HornsOpen6.Daytime Running Lamp — Diagnostic Aids > Tools and Equipment > Test KitsLighting and HornsOpen7.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > Basic ElectricityLighting and HornsOpen8.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > Checking For Short Circuit to GroundLighting and HornsOpen9.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > Checking For VoltageLighting and HornsOpen10.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > Checking For Voltage DropLighting and HornsOpen11.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > Checking Ground ConnectionLighting and HornsOpen12.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > Checking Wiring and ComponentsLighting and HornsOpen13.Daytime Running Lamp — Diagnostic Aids > Troubleshooting Basics > ProcedureLighting and HornsOpen14.Daytime Running Lamp — Diagram Information and Instructions > Connector InformationLighting and HornsOpen15.Daytime Running Lamp — Diagram Information and Instructions > How to Use Wiring DiagramsLighting and HornsOpen16.Daytime Running Lamp — Diagram Information and Instructions > Standard Circuit and Terminal DesignationsLighting and HornsOpen17.Daytime Running Lamp — Diagram Information and Instructions > Symbols IdentificationLighting and HornsOpen18.Daytime Running Lamp — Diagram Information and Instructions > Wire Color Code IdentificationLighting and HornsOpen19.Daytime Running Lamp — Diagram Information and Instructions > Wire Size Conversion ChartLighting and HornsOpen20.Daytime Running Lamp — Electrical Diagrams > Auxiliary Relay Panel > RearLighting and HornsOpen21.Daytime Running Lamp — Electrical Diagrams > Auxiliary Relay Panel > With Connector StationLighting and HornsOpen22.Daytime Running Lamp — Electrical Diagrams > Diagrams By Track Numbers > Track 1 Thru 12Lighting and HornsOpen23.Daytime Running Lamp — Electrical Diagrams > Diagrams By Track Numbers > Track 13 Thru 24Lighting and HornsOpen24.Daytime Running Lamp — Electrical Diagrams > Diagrams By Track Numbers > Track 25 Thru 35Lighting and HornsOpen25.Daytime Running Lamp — Electrical Diagrams > Diagrams By Track Numbers > Track 36 Thru 47Lighting and HornsOpen26.Daytime Running Lamp — Electrical Diagrams > Fuse/Relay PanelLighting and HornsOpen27.Daytime Running Lamp — Electrical Diagrams > Wiring Diagram IndexLighting and HornsOpen28.Locks > Power Locks — Diagnostic Aids > Handling Components and ConnectorBody and FrameOpen29.Locks > Power Locks — Diagnostic Aids > Tools and Equipment > Computer Memory SaverBody and FrameOpen30.Locks > Power Locks — Diagnostic Aids > Tools and Equipment > LED Test LightBody and FrameOpen31.Locks > Power Locks — Diagnostic Aids > Tools and Equipment > Multimeter or Volt/Ohm MeterBody and FrameOpen32.Locks > Power Locks — Diagnostic Aids > Tools and Equipment > Test KitsBody and FrameOpen33.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > Basic ElectricityBody and FrameOpen34.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > Checking For Short Circuit to GroundBody and FrameOpen35.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > Checking For VoltageBody and FrameOpen36.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > Checking For Voltage DropBody and FrameOpen37.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > Checking Ground ConnectionBody and FrameOpen38.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > Checking Wiring and ComponentsBody and FrameOpen39.Locks > Power Locks — Diagnostic Aids > Troubleshooting Basics > ProcedureBody and FrameOpen40.Locks > Power Locks — Diagram Information and Instructions > Connector InformationBody and FrameOpen41.Locks > Power Locks — Diagram Information and Instructions > How to Use Wiring DiagramsBody and FrameOpen42.Locks > Power Locks — Diagram Information and Instructions > Standard Circuit and Terminal DesignationsBody and FrameOpen43.Locks > Power Locks — Diagram Information and Instructions > Symbols IdentificationBody and FrameOpen44.Locks > Power Locks — Diagram Information and Instructions > Wire Color Code IdentificationBody and FrameOpen45.Locks > Power Locks — Diagram Information and Instructions > Wire Size Conversion ChartBody and FrameOpen46.Locks > Power Locks — Electrical Diagrams > Auxiliary Relay Panel > RearBody and FrameOpen47.Locks > Power Locks — Electrical Diagrams > Auxiliary Relay Panel > With Connector StationBody and FrameOpen48.Locks > Power Locks — Electrical Diagrams > Diagrams By Track Numbers > Track 1 Thru 13Body and FrameOpen

Parts & Tools for This Job

Common parts shoppers buy for 1995 Audi 90CS Quattro 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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Exact Vehicle Hub

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1995 Audi 90cs-quattro Repair HubExact Vehicle · Backbone

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 1995 Audi 90cs-quattro context.

OEM Manual Evidence

Browse →
1995 Audi 90CS Quattro AdjustmentsOEM Manual

Throttle Full Close Switch: Adjustments — 1995 Audi 90CS Quattro V6-2.8L (AAH) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowled...

1995 Audi 90CS Quattro AdjustmentsOEM Manual

Throttle Full Close Switch: Adjustments — 1995 Audi 90CS Quattro V6-2.8L (AFC) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowled...

1995 Audi 90CS Quattro AdjustmentsOEM Manual

Throttle Full Close Switch: Adjustments — 1995 Audi 90CS Quattro V6-2.8L (AFC) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowled...

1995 Audi 90CS Quattro Ambient Temperature SwitchOEM Manual

Ambient Temperature Switch — 1995 Audi 90CS Quattro V6-2.8L (AAH) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined...

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 90CS Quattro Wiring Pages

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Same System, Other Vehicles

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