Wiring Diagram Cluster

2013 Buick Regal Fuel Pump Wiring Diagram

Find fuel-pump power and control wiring, relay paths, and fuel-level sender references to speed up no-start diagnosis.

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Matched Diagrams

19

Variant Used

Regal L4-2.0L Turbo

Total Vehicle Diagrams

3661

From Diagram To Fix

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Vehicle Repair Hub

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Fuel Pump ReplacementFuel Filter Replacement2013 Buick Regal A L L Diagnostic Trouble Codes ( DTC )

Likely fix path

Exact Repair Guides

These repair flows most often intersect with fuel pump diagnosis on this exact vehicle.

Fuel Pump Replacement →
Fuel Filter Replacement

Diagnostic signal

Codes Often Seen With This System

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

P0192: Fuel Rail Pressure Sensor Circuit Low →
P0230: Fuel Pump Primary CircuitP0231: Fuel Pump Secondary Circuit LowP2177: System Too Lean Off Idle (Bank 1)

Top Fuel Pump Diagram Paths

1.Connector Views > Fuel Delivery and Air Induction > Fuel Pump > Fuel Pump Control UnitGeneralOpen2.Connector Views > Fuel Delivery and Air Induction > Fuel Pump > System Diagram > Fuel Pump and Level Sensor AssemblyGeneralOpen3.Connector Views > Fuel Delivery and Air Induction > Fuel Pump > System Diagram > High Pressure Fuel PumpGeneralOpen4.Fuel Delivery and Air Induction > Fuel Pump — Fuel Pump and Level Sensor AssemblyPowertrain ManagementOpen5.Fuel Delivery and Air Induction > Fuel Pump — High Pressure Fuel PumpPowertrain ManagementOpen6.Connector Views > Connector End Views By Name > Fuel Pump and Level Sensor AssemblyGeneralOpen7.Connector Views > Connector End Views By Name > Fuel Pump Driver Control ModuleGeneralOpen8.Connector Views > Connector End Views By Name > High Pressure Fuel PumpGeneralOpen9.Connector Views > Fuel Delivery and Air Induction > Fuel Injector > Fuel Injector 1GeneralOpen10.Connector Views > Fuel Delivery and Air Induction > Fuel Injector > Fuel Injector 2GeneralOpen11.Connector Views > Fuel Delivery and Air Induction > Fuel Injector > Fuel Injector 3GeneralOpen12.Connector Views > Fuel Delivery and Air Induction > Fuel Injector > Fuel Injector 4GeneralOpen13.Connector Views > Fuel Delivery and Air Induction > Fuel Pressure Sensor/SwitchGeneralOpen14.Connector Views > Fuel Delivery and Air Induction > System DiagramGeneralOpen15.Connector Views > Fuel Delivery and Air Induction > Throttle BodyGeneralOpen16.Connector Views > Fuel Delivery and Air Induction > Turbo Boost SensorGeneralOpen17.Connector Views > Fuel Delivery and Air Induction > Variable Boost Control Solenoid, TurbochargerGeneralOpen18.Connector Views > Fuel Delivery and Air Induction > Wastegate SolenoidGeneralOpen19.Fuel Delivery and Air Induction — DiagramPowertrain ManagementOpen

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OEM Manual Evidence

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2013 Buick Regal A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2013 Buick Regal L4-2.4L Service Manual | Operation CHARM Operation CHARM : Car repair manuals for...

2013 Buick Regal A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2013 Buick LaCrosse FWD L4-2.4L Service Manual | Operation CHARM Operation CHARM : Car repair manu...

2013 Buick Regal A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2013 Buick Verano L4-2.4L Service Manual | Operation CHARM Operation CHARM : Car repair manuals fo...

2013 Buick Regal A L L Diagnostic Trouble Codes ( DTC )OEM Manual

A L L Diagnostic Trouble Codes ( DTC ) — 2013 Buick Verano L4-2.0L Turbo Service Manual | Operation CHARM Operation CHARM : Car repair manu...

Repairs That Intersect This Wiring

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2013 Buick Regal Fuel Pump ReplacementRepair

Open the matching repair workflow that usually intersects with fuel pump diagnosis on this vehicle.

2013 Buick Regal Fuel Filter ReplacementRepair

Open the matching repair workflow that usually intersects with fuel pump diagnosis on this vehicle.

Likely Trouble Codes for This System

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P0192: Fuel Rail Pressure Sensor Circuit LowCode

Fuel code commonly seen during fuel pump diagnosis.

P0230: Fuel Pump Primary CircuitCode

Fuel code commonly seen during fuel pump diagnosis.

P0231: Fuel Pump Secondary Circuit LowCode

Fuel code commonly seen during fuel pump diagnosis.

P2177: System Too Lean Off Idle (Bank 1)Code

Fuel code commonly seen during fuel pump diagnosis.

P0174: System Too Lean (Bank 2)Code

Fuel code commonly seen during fuel pump diagnosis.

P0191: Fuel Rail Pressure Sensor Circuit Range/PerformanceCode

Fuel code commonly seen during fuel pump diagnosis.

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Same System, Other Vehicles

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