Wiring Diagram Cluster

2009 Infiniti G37 Coupe Engine Management Wiring Diagram

Find ECU/PCM wiring, fuel injector circuits, ignition coil paths, and oxygen sensor schematics for engine diagnostics.

Open Exact Vehicle Repair HubOpen Interactive Diagram BrowserBrowse All Wiring Diagrams

Matched Diagrams

28

Variant Used

G37 Coupe V6-3.7L (VQ37VHR)

Total Vehicle Diagrams

498

🤖 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 ➔

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 2009 Infiniti G37 Coupe hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →
2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC )

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.

2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC ) →
2009 Infiniti G37 Coupe How to Find Technical Service Bulletins by Category/Symptom2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC )2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC )

Diagnostic signal

Codes Often Seen With This System

Use the code cluster when wiring faults overlap with check-engine or module-level diagnostics.

P0301: Cylinder 1 Misfire Detected →
P0030: HO2S Heater Control Circuit (Bank 1, Sensor 1)P0300: Random/Multiple Cylinder Misfire DetectedP0351: Ignition Coil A Primary/Secondary Circuit

Top Engine Management Diagram Paths

1.Computers and Control Systems — Electrical Diagrams > Engine Control SystemPowertrain ManagementOpen2.Antitheft and Alarm Systems — Electrical Diagrams > Intelligent Key System/Engine Start FunctionAccessories and Optional EquipmentOpen3.Antitheft and Alarm Systems — Electrical Diagrams > Vehicle Security SystemAccessories and Optional EquipmentOpen4.Electrical Diagrams > Antitheft and Alarm Systems > Intelligent Key System/Engine Start FunctionGeneralOpen5.Electrical Diagrams > Antitheft and Alarm Systems > Vehicle Security SystemGeneralOpen6.Electrical Diagrams > Computers and Control Systems > System Diagram > Engine Control SystemGeneralOpen7.Electrical Diagrams > Diagrams By Diagram Name > SEC > SEC - Intelligent Key System/Engine Start FunctionGeneralOpen8.Electrical Diagrams > Diagrams By Diagram Name > SEC > SEC -Vehicle Security SystemGeneralOpen9.Electrical Diagrams > Diagrams By Diagram Name > WW > WW - IPDM E/R (Intelligent Power Distribution Module Engine Room)GeneralOpen10.Electrical Diagrams > Instrument Panel, Gauges and Warning Indicators > System Diagram > IPDM E/R (Intelligent Power Distribution Module Engine Room)GeneralOpen11.Electrical Diagrams > IPDM E/R (Intelligent Power Distribution Module Engine Room)Instrument Panel, Gauges and Warning IndicatorsOpen12.Electrical Diagrams > IPDM E/R (Intelligent Power Distribution Module Engine Room)Lighting and HornsOpen13.Electrical Diagrams > IPDM E/R (Intelligent Power Distribution Module Engine Room)Wiper and Washer SystemsOpen14.Electrical Diagrams > Lighting and Horns > System Diagram > IPDM E/R (Intelligent Power Distribution Module Engine Room)GeneralOpen15.Electrical Diagrams > Power and Ground Distribution > Power Distribution Module > IPDM E/R (Intelligent Power Distribution Module Engine Room)GeneralOpen16.Electrical Diagrams > Wiper and Washer Systems > IPDM E/R (Intelligent Power Distribution Module Engine Room)GeneralOpen17.Harness > Engine Control HarnessGeneralOpen18.Harness > Engine Room HarnessGeneralOpen19.Computers and Control Systems — Diagram Information and Instructions > Abbreviation ListPowertrain ManagementOpen20.Computers and Control Systems — Diagram Information and Instructions > How to Read Wiring Diagram > Connector SymbolsPowertrain ManagementOpen21.Computers and Control Systems — Diagram Information and Instructions > How to Read Wiring Diagram > DescriptionPowertrain ManagementOpen22.Computers and Control Systems — Diagram Information and Instructions > How to Read Wiring Diagram > Sample/Wiring Diagram -Example-Powertrain ManagementOpen23.Computers and Control Systems — Electrical Diagrams > VVEL Control ModulePowertrain ManagementOpen24.Transmission Control Systems — Diagram Information and Instructions > Abbreviation ListPowertrain ManagementOpen25.Transmission Control Systems — Diagram Information and Instructions > How to Read Wiring Diagram > Connector SymbolsPowertrain ManagementOpen26.Transmission Control Systems — Diagram Information and Instructions > How to Read Wiring Diagram > DescriptionPowertrain ManagementOpen27.Transmission Control Systems — Diagram Information and Instructions > How to Read Wiring Diagram > Sample/Wiring Diagram -Example-Powertrain ManagementOpen28.Transmission Control Systems — Electrical DiagramsPowertrain ManagementOpen

Parts & Tools for This Job

Common parts shoppers buy for 2009 Infiniti G37 Coupe Engine Management.

part

Assorted Fuses

Shop Amazon→

tool

Digital Multimeter

Shop Amazon→

tool

Wire Repair Kit

Shop Amazon→

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

Exact Vehicle Hub

Browse →
2009 Infiniti G37-coupe Repair HubExact Vehicle · Backbone

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 2009 Infiniti G37-coupe context.

OEM Manual Evidence

Browse →
2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2009 Infiniti G37 Coupe V6-3.7L (VQ37VHR) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Kno...

2009 Infiniti G37 Coupe How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 2009 Infiniti G37 Coupe V6-3.7L (VQ37VHR) Service Manual ~ LEMON Manuals LEMO...

2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2009 Infiniti G37 Sedan V6-3.7L (VQ37VHR) Service Manual ~ LEMON Manuals LEMON Manuals: Repair Kno...

2009 Infiniti G37 Coupe A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2009 Infiniti G37x Coupe AWD V6-3.7L (VQ37VHR) Service Manual ~ LEMON Manuals LEMON Manuals: Repai...

Likely Trouble Codes for This System

Browse →
P0301: Cylinder 1 Misfire DetectedCode

Ignition code commonly seen during engine management diagnosis.

P0030: HO2S Heater Control Circuit (Bank 1, Sensor 1)Code

Emissions code commonly seen during engine management diagnosis.

P0300: Random/Multiple Cylinder Misfire DetectedCode

Ignition code commonly seen during engine management diagnosis.

P0351: Ignition Coil A Primary/Secondary CircuitCode

Ignition code commonly seen during engine management diagnosis.

P0352: Ignition Coil B Primary/Secondary CircuitCode

Ignition code commonly seen during engine management diagnosis.

P0353: Ignition Coil C Primary/Secondary CircuitCode

Ignition code commonly seen during engine management diagnosis.

More G37 Coupe Wiring Pages

Starter Wiring DiagramAlternator Wiring DiagramHeadlight Wiring DiagramABS Brake Wiring DiagramA/C & Heater Wiring DiagramPower Window Wiring DiagramInstrument Cluster Wiring DiagramWiper & Washer Wiring DiagramTransmission Wiring DiagramCruise Control Wiring DiagramAirbag SRS Wiring DiagramBody Electrical Wiring Diagram

Same System, Other Vehicles

2010 Toyota Prius Engine Management Wiring Diagram2012 Toyota Camry Engine Management Wiring Diagram2012 Toyota Prius V Engine Management Wiring Diagram2011 Honda Civic Engine Management Wiring Diagram2011 Honda Fit Engine Management Wiring Diagram2011 Honda Insight Engine Management Wiring Diagram2008 Honda Accord Engine Management Wiring Diagram2008 Honda S2000 Engine Management Wiring Diagram
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.

Shop Diagnostic ToolsCompare Repair QuoteQuote Shield Pro
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.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro