Wiring Diagram Cluster

2003 Infiniti G35 Coupe A/C & Heater Wiring Diagram

Find A/C compressor clutch wiring, blower motor circuits, temperature control module paths, and refrigerant pressure switch schematics.

Matched Diagrams

48

Variant Used

G35 Coupe V6-3.5L (VQ35DE)

Total Vehicle Diagrams

1190

πŸ€– 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 βž”

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 2003 Infiniti G35 Coupe hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub β†’

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.

2003 Infiniti G35 Coupe A L L Diagnostic Trouble Codes ( DTC ) β†’

Stay in wiring

More System Pages for This Vehicle

Move laterally into the neighboring systems that usually share the same electrical neighborhood.

Starter Wiring Diagram β†’

Top A/C & Heater Diagram Paths

1.Electrical Diagrams > Heating and Air Conditioning > Refrigerant Pressure Sensor / Switch, HVACGeneralOpen2.Exploded Views > Heating and Air Conditioning > Hose/Line HVACGeneralOpen3.Connector Views > Control Module HVACGeneralOpen4.Antilock Brakes / Traction Control Systems β€” Connector ViewsBrakes and Traction ControlOpen5.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > CONSULT-II Checking SystemBrakes and Traction ControlOpen6.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > Ground InspectionBrakes and Traction ControlOpen7.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > How to Check TerminalsBrakes and Traction ControlOpen8.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > How to Follow/Perform Trouble DiagnosisBrakes and Traction ControlOpen9.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > How to Perform Electrical Incident Simulation TestsBrakes and Traction ControlOpen10.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > Key to Symbols Signifying Measurements or ProceduresBrakes and Traction ControlOpen11.Antilock Brakes / Traction Control Systems β€” Diagnostic Aids > Work FlowBrakes and Traction ControlOpen12.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Harness Connector DescriptionBrakes and Traction ControlOpen13.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How To Read Harness LayoutBrakes and Traction ControlOpen14.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How to Read Relay DiagramsBrakes and Traction ControlOpen15.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > How to Read Wiring DiagramsBrakes and Traction ControlOpen16.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Key to Symbols Used In IllustrationsBrakes and Traction ControlOpen17.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Wire Color Code IdentificationBrakes and Traction ControlOpen18.Antilock Brakes / Traction Control Systems β€” Diagram Information and Instructions > Wiring Diagram CodesBrakes and Traction ControlOpen19.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > SchematicBrakes and Traction ControlOpen20.Antilock Brakes / Traction Control Systems β€” Electrical Diagrams > Wiring DiagramBrakes and Traction ControlOpen21.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > CONSULT-II Checking SystemAccessories and Optional EquipmentOpen22.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > Ground InspectionAccessories and Optional EquipmentOpen23.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > How to Check TerminalsAccessories and Optional EquipmentOpen24.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > How to Follow/Perform Trouble DiagnosisAccessories and Optional EquipmentOpen25.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > How to Perform Electrical Incident Simulation TestsAccessories and Optional EquipmentOpen26.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > Key to Symbols Signifying Measurements or ProceduresAccessories and Optional EquipmentOpen27.Radio, Stereo, and Compact Disc β€” Diagnostic Aids > Work FlowAccessories and Optional EquipmentOpen28.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Harness Connector DescriptionAccessories and Optional EquipmentOpen29.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > How To Read Harness LayoutAccessories and Optional EquipmentOpen30.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > How to Read Relay DiagramsAccessories and Optional EquipmentOpen31.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > How to Read Wiring DiagramsAccessories and Optional EquipmentOpen32.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Key to Symbols Used In IllustrationsAccessories and Optional EquipmentOpen33.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Wire Color Code IdentificationAccessories and Optional EquipmentOpen34.Radio, Stereo, and Compact Disc β€” Diagram Information and Instructions > Wiring Diagram CodesAccessories and Optional EquipmentOpen35.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > Audio SchematicAccessories and Optional EquipmentOpen36.Radio, Stereo, and Compact Disc β€” Electrical Diagrams > AV-AUDIOAccessories and Optional EquipmentOpen37.Backup Lamp β€” Diagnostic Aids > CONSULT-II Checking SystemLighting and HornsOpen38.Backup Lamp β€” Diagnostic Aids > Ground InspectionLighting and HornsOpen39.Backup Lamp β€” Diagnostic Aids > How to Check TerminalsLighting and HornsOpen40.Backup Lamp β€” Diagnostic Aids > How to Follow/Perform Trouble DiagnosisLighting and HornsOpen41.Backup Lamp β€” Diagnostic Aids > How to Perform Electrical Incident Simulation TestsLighting and HornsOpen42.Backup Lamp β€” Diagnostic Aids > Key to Symbols Signifying Measurements or ProceduresLighting and HornsOpen43.Backup Lamp β€” Diagnostic Aids > Work FlowLighting and HornsOpen44.Backup Lamp β€” Diagram Information and Instructions > Harness Connector DescriptionLighting and HornsOpen45.Backup Lamp β€” Diagram Information and Instructions > How To Read Harness LayoutLighting and HornsOpen46.Backup Lamp β€” Diagram Information and Instructions > How to Read Relay DiagramsLighting and HornsOpen47.Backup Lamp β€” Diagram Information and Instructions > How to Read Wiring DiagramsLighting and HornsOpen48.Backup Lamp β€” Diagram Information and Instructions > Key to Symbols Used In IllustrationsLighting and HornsOpen

Parts & Tools for This Job

Common parts shoppers buy for 2003 Infiniti G35 Coupe A/C & Heater.

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

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.

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.