Wiring Diagram Cluster
2009 Acura TSX Body Electrical Wiring Diagram
Find body control module wiring, door lock circuits, interior lighting paths, and horn/alarm schematics.
Matched Diagrams
48
Variant Used
TSX L4-2.4L
Total Vehicle Diagrams
1399
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 2009 Acura TSX 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.Antitheft and Alarm Systems — Electrical Diagrams > Diagram Set 130 (Power Door Locks/Keyless Entry/Security System)Accessories and Optional EquipmentOpen2.Electrical Diagrams > Antitheft and Alarm Systems > Diagram Set 130 (Power Door Locks/Keyless Entry/Security System)GeneralOpen3.Electrical Diagrams > Diagrams By Number > Diagram Set 130 (Power Door Locks/Keyless Entry/Security System)GeneralOpen4.Electrical Diagrams > Lighting and Horns > Interior Lighting ModuleGeneralOpen5.Electrical Diagrams > Lighting and Horns > System Diagram > Diagram Set 114 (Interior Lights)GeneralOpen6.Electrical Diagrams > Lighting and Horns > Trunk LampGeneralOpen7.Doors, Hood and Trunk > Trunk / Liftgate — Diagnostic AidsBody and FrameOpen8.Doors, Hood and Trunk > Trunk / Liftgate — Diagram Information and Instructions > ETM Acronym DefinitionsBody and FrameOpen9.Doors, Hood and Trunk > Trunk / Liftgate — Diagram Information and Instructions > ETM Symbol DefinitionsBody and FrameOpen10.Doors, Hood and Trunk > Trunk / Liftgate — Diagram Information and Instructions > How To Read SchematicsBody and FrameOpen11.Doors, Hood and Trunk > Trunk / Liftgate — Electrical DiagramsBody and FrameOpen12.Electrical Diagrams > Diagram Set 114 (Interior Lights)Lighting and HornsOpen13.Horn — Connector Views > High Horn Connector ViewLighting and HornsOpen14.Horn — Connector Views > Low Horn Connector ViewLighting and HornsOpen15.Horn — Diagnostic AidsLighting and HornsOpen16.Horn — Diagram Information and Instructions > ETM Acronym DefinitionsLighting and HornsOpen17.Horn — Diagram Information and Instructions > ETM Symbol DefinitionsLighting and HornsOpen18.Horn — Diagram Information and Instructions > How To Read SchematicsLighting and HornsOpen19.Horn — Electrical DiagramsLighting and HornsOpen20.Connector Views > Connector Views By View Number > View 10 - High Horn Connector ViewGeneralOpen21.Connector Views > Connector Views By View Number > View 115 - Trunk Lid Opener Diode Connector ViewGeneralOpen22.Connector Views > Connector Views By View Number > View 116 - Trunk Lid Opener Main Switch Connector ViewGeneralOpen23.Connector Views > Connector Views By View Number > View 117 - Trunk Light Connector ViewGeneralOpen24.Connector Views > Connector Views By View Number > View 13 - Low Horn Connector ViewGeneralOpen25.Connector Views > Connector Views By View Number > View 160 - Trunk Lid Opener Solenoid/Latch Switch Connector ViewGeneralOpen26.Connector Views > Connector Views By View Number > View 161 - Trunk Lid Outer Handle Switch Connector ViewGeneralOpen27.Connector Views > Connector Views By View Number > View 205 - Trunk Lid Opener Switch Connector ViewGeneralOpen28.Connector Views > Connector Views By View Number > View 227 - Immobilizer-Keyless Control Unit Connector ViewGeneralOpen29.Connector Views > Connector Views By View Number > View 235 - Driver's Door Lock Actuator/Knob Switch/Key Cylinder Switch Connector ViewGeneralOpen30.Connector Views > Connector Views By View Number > View 236 - Front Passenger's Door Lock Actuator/Knob Switch Connector ViewGeneralOpen31.Connector Views > Connector Views By View Number > View 237 - Left Rear Door Lock Actuator/Knob Switch Connector ViewGeneralOpen32.Connector Views > Connector Views By View Number > View 238 - Right Rear Door Lock Actuator/Knob Switch Connector ViewGeneralOpen33.Connector Views > Connector Views By View Number > View 70 - Horn Switch Connector ViewGeneralOpen34.Connector Views > Connector Views By View Number > View 74 - Keyless Buzzer Connector ViewGeneralOpen35.Connector Views > Door Lock Cylinder SwitchGeneralOpen36.Connector Views > Horn > Horn SwitchGeneralOpen37.Connector Views > Horn > System Diagram > High Horn Connector ViewGeneralOpen38.Connector Views > Horn > System Diagram > Low Horn Connector ViewGeneralOpen39.Connector Views > Keyless EntryGeneralOpen40.Connector Views > Power Door Lock Actuator > Driver's Door Lock Actuator/Knob Switch/Key Cylinder Switch Connector ViewGeneralOpen41.Connector Views > Power Door Lock Actuator > Front Passenger's Door Lock Actuator/Knob Switch Connector ViewGeneralOpen42.Connector Views > Power Door Lock Actuator > Left Rear Door Lock Actuator/Knob Switch Connector ViewGeneralOpen43.Connector Views > Power Door Lock Actuator > Right Rear Door Lock Actuator/Knob Switch Connector ViewGeneralOpen44.Connector Views > Power Door Lock Switch > Driver's Door Lock Actuator/Knob Switch/Key Cylinder Switch Connector ViewGeneralOpen45.Connector Views > Power Door Lock Switch > Front Passenger's Door Lock Actuator/Knob Switch Connector ViewGeneralOpen46.Connector Views > Power Door Lock Switch > Left Rear Door Lock Actuator/Knob Switch Connector ViewGeneralOpen47.Connector Views > Power Door Lock Switch > Right Rear Door Lock Actuator/Knob Switch Connector ViewGeneralOpen48.Connector Views > Power Trunk / Liftgate Lock Switch > Trunk Lid Opener Main Switch Connector ViewGeneralOpen
Exact Vehicle Hub
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Same System, Other Vehicles
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