Wiring Diagram Cluster

2004 Infiniti I35 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

48

Variant Used

I35 V6-3.5L (VQ35DE)

Total Vehicle Diagrams

1132

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 2004 Infiniti I35 hub with repairs, specs, codes, and other systems already tied to this car.

View vehicle repair hub →
Spark Plug ReplacementOil Change2004 Infiniti I35 Application and ID

Likely fix path

Exact Repair Guides

These repair flows most often intersect with engine management diagnosis on this exact vehicle.

Spark Plug Replacement →
Oil Change

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.Connector Views > Engine Control Module > ECM Terminals and Reference ValueGeneralOpen2.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ECM/PWGeneralOpen3.Electrical Diagrams > Powertrain Management > Electronic Throttle Actuator > EC-ETC1GeneralOpen4.Electrical Diagrams > Powertrain Management > Electronic Throttle Actuator > EC-ETC3GeneralOpen5.Electrical Diagrams > Powertrain Management > Electronic Throttle Actuator RelayGeneralOpen6.Electrical Diagrams > Powertrain Management > Engine Control ModuleGeneralOpen7.Electrical Diagrams > Powertrain Management > Fuel Delivery and Air Induction > Fuel InjectorGeneralOpen8.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2H1B1GeneralOpen9.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2H1B2GeneralOpen10.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2H2B1GeneralOpen11.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2H2B2GeneralOpen12.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2S1B1GeneralOpen13.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2S1B2GeneralOpen14.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2S2B1GeneralOpen15.Electrical Diagrams > Powertrain Management > Oxygen Sensor > EC-O2S2B2GeneralOpen16.Electrical Diagrams > Powertrain Management > System Diagram > Engine Control System DiagramGeneralOpen17.Electrical Diagrams > Powertrain Management > System Diagram > Engine Control System SchematicGeneralOpen18.Electrical Diagrams > Powertrain Management > Throttle Position Sensor > EC-SEN/PWGeneralOpen19.Electrical Diagrams > Powertrain Management > Throttle Position Sensor > EC-TPS1GeneralOpen20.Electrical Diagrams > Powertrain Management > Throttle Position Sensor > EC-TPS2GeneralOpen21.Electrical Diagrams > Powertrain Management > Throttle Position Sensor > EC-TPS3GeneralOpen22.Electrical Diagrams > Engine Control System DiagramPowertrain ManagementOpen23.Electrical Diagrams > Engine Control System SchematicPowertrain ManagementOpen24.Engine — DiagramEngine, Cooling and ExhaustOpen25.Engine > Cylinder Block Assembly — DiagramEngine, Cooling and ExhaustOpen26.Engine > Cylinder Head Assembly — DiagramEngine, Cooling and ExhaustOpen27.Engine > Engine Lubrication — DiagramEngine, Cooling and ExhaustOpen28.Engine > Engine Lubrication > Oil Pump — DiagramEngine, Cooling and ExhaustOpen29.Engine > Timing Components — DiagramEngine, Cooling and ExhaustOpen30.Engine > Water Pump — DiagramEngine, Cooling and ExhaustOpen31.Antitheft and Alarm Systems — Electrical Diagrams > Vehicle Security (Theft Warning) System SchematicAccessories and Optional EquipmentOpen32.Connector Views > Engine Control Module > Connector ViewsGeneralOpen33.Connectors > Engine Control Harness ConnectorsGeneralOpen34.Connectors > Engine Room Harness ConnectorsGeneralOpen35.Electrical Diagrams > Antitheft and Alarm Systems > Vehicle Security (Theft Warning) System SchematicGeneralOpen36.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-APPS2GeneralOpen37.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-APPS3GeneralOpen38.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ASC/BSGeneralOpen39.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ASC/SWGeneralOpen40.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ASC/VSGeneralOpen41.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ASCBOFGeneralOpen42.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ASCINDGeneralOpen43.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-BRK/SWGeneralOpen44.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-BYPS/VGeneralOpen45.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-CANGeneralOpen46.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-COOL/FGeneralOpen47.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-DLCGeneralOpen48.Electrical Diagrams > Diagrams By Diagram Name > EC Diagrams (Engine Control System) > EC-ECTSGeneralOpen

Exact Vehicle Hub

Browse →
2004 Infiniti I35 Repair HubExact Vehicle

Open the exact vehicle hub for this wiring page to move into repair, manual, and code clusters without leaving the 2004 Infiniti I35 context.

OEM Manual Evidence

Browse →
2004 Infiniti I35 Application and IDOEM Manual

Repair and Diagnosis: Application and ID — 2004 Infiniti I35 V6-3.5L (VQ35DE) Service Manual | Operation CHARM Operation CHARM : Car repair...

2004 Infiniti I35 A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2004 Infiniti I35 V6-3.5L (VQ35DE) Service Manual | Operation CHARM Operation CHARM : Car repair m...

2004 Infiniti I35 How to Find Technical Service Bulletins by Category/SymptomOEM Manual

How to Find Technical Service Bulletins by Category/Symptom — 2004 Infiniti I35 V6-3.5L (VQ35DE) Service Manual | Operation CHARM Operation...

2004 Infiniti I35 A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2004 Infiniti Q45 V8-4.5L (VK45DE) Service Manual | Operation CHARM Operation CHARM : Car repair m...

Repairs That Intersect This Wiring

Browse →
2004 Infiniti I35 Spark Plug ReplacementRepair

Open the matching repair workflow that usually intersects with engine management diagnosis on this vehicle.

2004 Infiniti I35 Oil ChangeRepair

Open the matching repair workflow that usually intersects with engine management diagnosis on this vehicle.

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 I35 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 Diagram2005 Honda Accord Engine Management Wiring Diagram2005 Honda Civic Engine Management Wiring Diagram2005 Honda Insight Engine Management Wiring Diagram2005 Honda S2000 Engine Management Wiring Diagram2011 Honda Fit Engine Management Wiring Diagram