Wiring Diagram Cluster
1990 Hyundai Sonata Body Electrical Wiring Diagram
Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.
Matched Diagrams
33
Variant Used
Sonata L4-2.4L
Total Vehicle Diagrams
166
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.
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Vehicle Repair Hub
Step out of raw diagrams and into the full 1990 Hyundai Sonata hub with repairs, specs, codes, and other systems already tied to this car.
View vehicle repair hub →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.
Open interactive browser →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 →Top Body Electrical Diagram Paths
1.Doors, Hood and Trunk > Fuel Door — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Body and FrameOpen2.Doors, Hood and Trunk > Fuel Door — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Body and FrameOpen3.Doors, Hood and Trunk > Fuel Door — Diagram Information and Instructions > Wire Color AbbreviationsBody and FrameOpen4.Doors, Hood and Trunk > Fuel Door — Electrical DiagramsBody and FrameOpen5.Doors, Hood and Trunk > Trunk / Liftgate — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Body and FrameOpen6.Doors, Hood and Trunk > Trunk / Liftgate — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Body and FrameOpen7.Doors, Hood and Trunk > Trunk / Liftgate — Diagram Information and Instructions > Wire Color AbbreviationsBody and FrameOpen8.Doors, Hood and Trunk > Trunk / Liftgate — Electrical DiagramsBody and FrameOpen9.Electrical Diagrams > Door LocksGeneralOpen10.Electrical Diagrams > HornGeneralOpen11.Electrical Diagrams > Trunk / LiftgateGeneralOpen12.Electrical Diagrams > Trunk LampGeneralOpen13.Backup Lamp — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Lighting and HornsOpen14.Backup Lamp — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Lighting and HornsOpen15.Backup Lamp — Diagram Information and Instructions > Wire Color AbbreviationsLighting and HornsOpen16.Backup Lamp — Electrical DiagramsLighting and HornsOpen17.Headlamp — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Lighting and HornsOpen18.Headlamp — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Lighting and HornsOpen19.Headlamp — Diagram Information and Instructions > Wire Color AbbreviationsLighting and HornsOpen20.Headlamp — Electrical Diagrams > Daytime Running (Canada)Lighting and HornsOpen21.Headlamp — Electrical Diagrams > Headlight (U.S. Models)Lighting and HornsOpen22.Mirrors — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Body and FrameOpen23.Mirrors — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Body and FrameOpen24.Mirrors — Diagram Information and Instructions > Wire Color AbbreviationsBody and FrameOpen25.Mirrors — Electrical DiagramsBody and FrameOpen26.Roof and Associated Components > Sunroof / Moonroof — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Body and FrameOpen27.Roof and Associated Components > Sunroof / Moonroof — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Body and FrameOpen28.Roof and Associated Components > Sunroof / Moonroof — Diagram Information and Instructions > Wire Color AbbreviationsBody and FrameOpen29.Roof and Associated Components > Sunroof / Moonroof — Electrical DiagramsBody and FrameOpen30.Turn Signals — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 1 of 2Lighting and HornsOpen31.Turn Signals — Diagram Information and Instructions > Key to Wiring Diagrams and Symbol I.D. > Part 2 of 2Lighting and HornsOpen32.Turn Signals — Diagram Information and Instructions > Wire Color AbbreviationsLighting and HornsOpen33.Turn Signals — Electrical DiagramsLighting and HornsOpen
Exact Vehicle Hub
Browse →Likely Trouble Codes for This System
Browse →More Sonata Wiring Pages
Starter Wiring DiagramAlternator Wiring DiagramFuel Pump Wiring DiagramHeadlight 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
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