Delphi FE0403 Electric Fuel Pump - In-Tank

Brand Delphi FE0403
Position In-Tank
Average Current Draw 10
Average Flow Rating 20
Fuel Type Gas
Gasket Or Seal Included No
In Tank or External In Tank
Inlet Type Strainer
Item Grade Standard Replacement
Maximum Pressure 94.0
Outlet Outside Diameter 0.375
Outlet Type Hose
Package Contents Electric Fuel Pump, Instruction Sheet
Strainer Included No
System Pressure 51 psi
Terminal Gender Male
Terminal Quantity 2
Terminal Type Pin
Voltage 12
Wiring Harness Included No
Fits Acura · 5 vehicles

Standard replacement. Direct-fit electric fuel pump for straightforward service.

12-volt operation. Built for gasoline systems with pin terminals and hose outlet.

OE heritage. Backed by decades of original-equipment experience.

Cross-references Airtex Fuel Pumps E8229, Airtex Fuel Pumps E8335 and Airtex Fuel Pumps E8642M for the same application. See all 52.

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Delphi FE0403 Electric Fuel Pump

The Delphi FE0403 is an in-tank electric fuel pump for gasoline applications, built for 12-volt systems and standard replacement service. It delivers up to 94.0 maximum pressure with a 51 psi system pressure rating, making it a direct-fit option for select Acura RSX fuel system repairs.

Key Features

  • In-tank electric fuel pump for gas applications
  • 12-volt operation with 2-pin male terminals
  • Maximum pressure: 94.0
  • System pressure: 51 psi
  • Average current draw: 10
  • Average flow rating: 20
  • Outlet outside diameter: 0.375 in.
  • Outlet type: hose; inlet type: strainer
  • Standard replacement grade from Delphi
  • Package contents: electric fuel pump and instruction sheet

Product Details

Delphi FE0403 is built from OE heritage and application knowledge developed through long-term supplier experience with major automakers. It is an in-tank fuel pump with a hose-style outlet, pin terminals, and no included gasket, wiring harness, or strainer. This part cross-references Bosch 69544 for the same application. For Acura RSX fuel pump replacement work, Delphi FE0403 supports a direct service approach for the 2002-2006 Acura RSX, in-tank position.

Common Repair Uses

  • Restores fuel delivery when the engine cranks but does not start
  • Addresses low fuel pressure on gasoline systems
  • Helps correct hesitation, stalling, or lean-running symptoms
  • Replaces a worn in-tank pump in Acura RSX fuel system service
  • Supports repair of noisy or weak fuel pump operation

Installation Notes

Fits 2002-2006 Acura RSX, In-Tank. Clean the fuel tank before installing the fuel pump to prevent future seal problems. Verify terminal style, outlet connection, and pressure requirements before installation. Because a gasket or seal is not included, reuse or replacement of related sealing components should be confirmed during service.

Quality Assurance

Delphi builds aftermarket fuel system parts using OE experience and application coverage developed across a wide range of vehicles and model years. FE0403 is a standard replacement electric fuel pump for gasoline applications and is supported by Delphi engineering knowledge from OE supply programs.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2006AcuraRSXIn-TankClean fuel tank before installing fuel pump to prevent future seal problems.
2005AcuraRSXIn-TankClean fuel tank before installing fuel pump to prevent future seal problems.
2004AcuraRSXIn-TankClean fuel tank before installing fuel pump to prevent future seal problems.
2003AcuraRSXIn-TankClean fuel tank before installing fuel pump to prevent future seal problems.
2002AcuraRSXIn-TankClean fuel tank before installing fuel pump to prevent future seal problems.
Directly replaces or cross-references 52 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Airtex Fuel Pumps — E8229Airtex Fuel Pumps — E8335Airtex Fuel Pumps — E8642MAirtex Fuel Pumps — E8713MAirtex Fuel Pumps — E8733MBosch — 69544DENSO Auto Parts — 950-0176DENSO Auto Parts — 951-0005Spectra Premium — SP1173Spectra Premium — SP8019MSpectra Premium — SP8043M1AMFP00017950-0116950-0116-BK17040-SCA-00017045-S0X-A0217045-S6M-A0017045-S6M-A0117045-S6M-A3017045-S9A-00017045-SCA-A3017045-SOX-A0267887679506980169802A27127A30220A38006AFS0427PAFS0894PAFS0925PCFE0403E8426E8666ME16009E16014E16295E16400P76015P76028P76062P76420MP76531MP88009P88023RE0427PRE0894PRE0925PSP1118SP1126SP8042M