Wiring Diagram Cluster
2012 Scion iQ Starter Wiring Diagram
Find starter circuit schematics, relay paths, and ignition-switch to solenoid wiring references for this vehicle.
Matched Diagrams
48
Variant Used
iQ L4-1.3L (1NR-FE)
Total Vehicle Diagrams
1001
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 2012 Scion iQ 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.
2012 Scion iQ Service Precautions →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 Starter Diagram Paths
1.Starting System — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > Electronic Circuit Inspection ProcedureStarting and ChargingOpen2.Starting System — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > General InformationStarting and ChargingOpen3.Starting System — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > How To Proceed With TroubleshootingStarting and ChargingOpen4.Starting System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Continuity and Resistance CheckStarting and ChargingOpen5.Starting System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Disconnection of Male and Female ConnectorsStarting and ChargingOpen6.Starting System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Finding A Short CircuitStarting and ChargingOpen7.Starting System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > How To Replace TerminalStarting and ChargingOpen8.Starting System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Voltage CheckStarting and ChargingOpen9.Starting System — Diagram Information and Instructions > Abbreviations Used Within DiagramsStarting and ChargingOpen10.Starting System — Diagram Information and Instructions > How to Use This InformationStarting and ChargingOpen11.Starting System — Diagram Information and Instructions > Symbols Used Within DiagramsStarting and ChargingOpen12.Starting System — Diagram Information and Instructions > Wiring Color CodesStarting and ChargingOpen13.Starting System — Electrical DiagramsStarting and ChargingOpen14.Connector Views > Connector Views By Connector Number > A-C > B1 (Starter Assembly)GeneralOpen15.Connector Views > Connector Views By Connector Number > A-C > B32 (Starter Assembly)GeneralOpen16.Connector Views > Connector Views By Connector Number > A-C > B54 (Crank Position Sensor)GeneralOpen17.Connector Views > Connector Views By Connector Number > D-F > D28 (Ignition or Starter Switch Assembly)GeneralOpen18.Connector Views > Crankshaft Position SensorGeneralOpen19.Connector Views > Ignition SwitchGeneralOpen20.Connector Views > Starter MotorGeneralOpen21.Electrical Diagrams > Starting SystemGeneralOpen22.Charging System — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > Electronic Circuit Inspection ProcedureStarting and ChargingOpen23.Charging System — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > General InformationStarting and ChargingOpen24.Charging System — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > How To Proceed With TroubleshootingStarting and ChargingOpen25.Charging System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Continuity and Resistance CheckStarting and ChargingOpen26.Charging System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Disconnection of Male and Female ConnectorsStarting and ChargingOpen27.Charging System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Finding A Short CircuitStarting and ChargingOpen28.Charging System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > How To Replace TerminalStarting and ChargingOpen29.Charging System — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Voltage CheckStarting and ChargingOpen30.Charging System — Diagram Information and Instructions > Abbreviations Used Within DiagramsStarting and ChargingOpen31.Charging System — Diagram Information and Instructions > How to Use This InformationStarting and ChargingOpen32.Charging System — Diagram Information and Instructions > Symbols Used Within DiagramsStarting and ChargingOpen33.Charging System — Diagram Information and Instructions > Wiring Color CodesStarting and ChargingOpen34.Charging System — Electrical DiagramsStarting and ChargingOpen35.Power and Ground Distribution — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > Electronic Circuit Inspection ProcedureStarting and ChargingOpen36.Power and Ground Distribution — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > General InformationStarting and ChargingOpen37.Power and Ground Distribution — Diagnostic Aids > How To Troubleshoot ECU Controlled Systems > How To Proceed With TroubleshootingStarting and ChargingOpen38.Power and Ground Distribution — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Continuity and Resistance CheckStarting and ChargingOpen39.Power and Ground Distribution — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Disconnection of Male and Female ConnectorsStarting and ChargingOpen40.Power and Ground Distribution — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Finding A Short CircuitStarting and ChargingOpen41.Power and Ground Distribution — Diagnostic Aids > How to Troubleshoot Electrical Circuits > How To Replace TerminalStarting and ChargingOpen42.Power and Ground Distribution — Diagnostic Aids > How to Troubleshoot Electrical Circuits > Voltage CheckStarting and ChargingOpen43.Power and Ground Distribution — Diagram Information and Instructions > Abbreviations Used Within DiagramsStarting and ChargingOpen44.Power and Ground Distribution — Diagram Information and Instructions > How to Use This InformationStarting and ChargingOpen45.Power and Ground Distribution — Diagram Information and Instructions > Symbols Used Within DiagramsStarting and ChargingOpen46.Power and Ground Distribution — Diagram Information and Instructions > Wiring Color CodesStarting and ChargingOpen47.Power and Ground Distribution — Electrical Diagrams > Current Flow ChartStarting and ChargingOpen48.Power and Ground Distribution — Electrical Diagrams > Ground PointStarting and ChargingOpen
Exact Vehicle Hub
Browse →OEM Manual Evidence
Browse →2012 Scion iQ Service PrecautionsOEM Manual
Repair and Diagnosis: Service Precautions — 2012 Scion xB L4-2.4L (2AZ-FE) Service Manual | Operation CHARM Operation CHARM : Car repair ma...
2012 Scion iQ Service PrecautionsOEM Manual
Repair and Diagnosis: Service Precautions — 2012 Scion xD L4-1.8L (2ZR-FE) Service Manual | Operation CHARM Operation CHARM : Car repair ma...
2012 Scion iQ Service PrecautionsOEM Manual
Repair and Diagnosis: Service Precautions — 2012 Scion tC L4-2.5L (2AR-FE) Service Manual | Operation CHARM Operation CHARM : Car repair ma...
2012 Scion iQ Testing and InspectionOEM Manual
Repair and Diagnosis: Testing and Inspection — 2012 Scion xB L4-2.4L (2AZ-FE) Service Manual | Operation CHARM Operation CHARM : Car repair...
Likely Trouble Codes for This System
Browse →B1318: Battery Voltage LowCode
Body/Electrical code commonly seen during starter diagnosis.
P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)Code
Engine code commonly seen during starter diagnosis.
P0335: Crankshaft Position Sensor A CircuitCode
Engine code commonly seen during starter diagnosis.
P0011: Intake Camshaft Position Timing Over-Advanced (Bank 1)Code
Engine code commonly seen during starter diagnosis.
P0014: Exhaust Camshaft Position Timing Over-Advanced (Bank 1)Code
Engine code commonly seen during starter diagnosis.
P0017: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)Code
Engine code commonly seen during starter diagnosis.
More iQ Wiring Pages
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Same System, Other Vehicles
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